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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
Revision 2.3
Dec-17 2012
Universal Serial Bus 3.0 Specification Version 1.0
Agilent Method of Implementation (MOI) for USB 3.0
Connectors and Cable Assemblies Compliance Tests
Using Agilent E5071C ENA Option TDR
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
Table of Contents
1. Modification Record ....................................................................................................... 5
2. Instrumentation Requirements........................................................................................ 6
3. Outline of the testing ...................................................................................................... 7
4. Test Port Cable and Fixture Connection ......................................................................... 8
5. Description of Measurement Window .......................................................................... 10
6. Perform Measurement Settings .................................................................................... 11
6.1. Recall State File Procedure..................................................................................... 11
7. Perform Calibration ...................................................................................................... 12
7.1. Time Domain Calibration Setup ............................................................................. 12
7.1.1. Perform Electronic Calibration (ECal) ............................................................ 12
7.1.2. Perform Deskew & Loss Compensation ......................................................... 14
7.1.3. Set DUT Length............................................................................................... 18
7.1.4. Rise Time Adjustment ..................................................................................... 18
7.2. Frequency Domain Calibration Setup .................................................................... 21
7.2.1. Define Calkit ................................................................................................... 21
7.2.2. TRL Calibration ............................................................................................... 21
7.3. Saving Calibration Information .............................................................................. 24
7.3.1. Saving Calibration Information in a State File ................................................ 24
7.3.2. Recalling a State File with Calibration Information ........................................ 24
8. Measurement and Data Analysis .................................................................................. 25
8.1. Connector Impedance, Cable Impedance, Intra-Pair Skew, Insertion Loss, and
Mode Conversion ............................................................................................................. 25
8.1.1. Measurement ................................................................................................... 25
8.1.2. Data Analysis ................................................................................................... 26
8.1.3. Measurement Result Example ......................................................................... 27
8.2. Near End Crosstalk ................................................................................................. 28
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.2.1. Measurement ................................................................................................... 28
8.2.2. Data Analysis ................................................................................................... 28
8.2.3. Measurement Result Example ......................................................................... 29
8.3. Crosstalk Between D+/D- and Super Speed ........................................................... 30
8.3.1. Measurement ................................................................................................... 30
8.3.2. Data Analysis ................................................................................................... 32
8.3.3. Measurement Result Example ......................................................................... 32
8.4. D+/D- Pair Propagation Delay, D+/D- Pair Intra-Pair Skew and D+/D- Pair
Attenuation ....................................................................................................................... 33
8.4.1. Measurement ................................................................................................... 33
8.4.2. Data Analysis ................................................................................................... 34
8.4.3. Measurement Result Example ......................................................................... 35
9. Appendix ...................................................................................................................... 36
9.1. Defining a calibration kit ........................................................................................ 36
9.2. Time domain Measurement Setup Manually .......................................................... 39
9.2.1. Starting Setup .................................................................................................. 39
9.2.2. Mated Connector Impedance Measurements (Normative) .............................. 40
9.2.3. Raw Cable Impedance Measurements (Informative) ...................................... 42
9.2.4. Propagation Delay and Intra-Pair Skew Measurement (Informative) ............. 43
9.2.5. Differential Near End Crosstalk Measurements (Normative) ......................... 45
9.2.6. Differential Crosstalk between D+/D- and Super Speed Measurements
(Normative) .................................................................................................................. 46
9.3. Frequency Domain Measurement Setup Manually ................................................ 47
9.3.1. Channel and Trace Settings ............................................................................. 47
9.3.2. Common Settings ............................................................................................ 47
9.3.3. Insertion Loss Measurements (Normative) ..................................................... 47
9.3.4. Differential-to-Common-Mode Conversion Measurements (Normative) ....... 48
9.3.5. D+/D- Pair Attenuation Measurements (Normative) ...................................... 48
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.4. Limit Settings ......................................................................................................... 49
9.4.1. Displaying Judgment Result of Test ................................................................ 49
9.4.2. Setting the Warning Beeper ............................................................................. 49
9.4.3. Defining the Limit Line ................................................................................... 49
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
1. Modification Record
Revision Comments Issue Date
2.3 - Modified the limit value of D+/D- Pair Propagation Delay. Dec 17, 2012
2.2 - Instrumentation Requirements are revised. Dec 16, 2010
- Calibration method is revised for the time domain.
2.1 - Calibration method is revised for the time domain. Nov 15, 2010
2.0 - The Option TDR is supported. Sep 7, 2010
1.1 - Added the Near End Crosstalk for Time Domain. Dec 15, 2009
- Added the 4-Port ECal and De-Embedding.
- Modified the test limit for the Near End Crosstalk and
Far End Crosstalk.
1.0 Draft. Jun 16, 2009
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
2. Instrumentation Requirements
1. E5071C ENA Series Network Analyzer (Must include option TDR and one of the
following options 480/485/4D5/4K5. Option 4D5 or 4K5 is recommended for more
bandwidth and higher resolution)
2. USB 3.0 official test fixtures and calibration standards, or an equivalent set of fixtures
and standards1.
List of calibration standards
- Short
- Thru
- 1/2 Thru
- Line 1, Line 2, Line 3
Note: For more information, refer to Defining a calibration kit in 9.1.
3. Four 3.5mm(f)-Type N(m) adapters (Agilent 1250-1744) for E5071C with option
480/485 or four 83059B coaxial adapter for E5071C with option 4D5/4K5
4. Four 3.5 mm quality cables (male to male) of 10 GHz bandwidth or more.
5. One of the following calibration kits to calibrate 3.5 mm cables.
N4431B-010 Electronic Calibration (ECal) Module or 85033E-100 Standard
Mechanical Calibration Kit for E5071C with option 480/485
N4433A-010 Electronic Calibration (ECal) Module or 85052D Economy
Mechanical Calibration Kit for E5071C with option 4DK/4K5
6. 50 ohm terminations to terminate unused channels (ex. Agilent 909D-301)
Reference Documents
1. Universal Serial Bus 3.0 Specification.
2. Universal Serial Bus 3.0 Connectors and Cable Assemblies Compliance Document.
1
For official fixtures and standards, please contact BitifEye.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
3. Outline of the testing
1. Set measurement conditions.
2. Connect matched 3.5 mm cables to the test ports of the instrument.
3. For Time Domain Measurements, perform Electronic Calibration (ECal) or
Deskew & Loss Compensation and adjust the rise time on each trace.
4. For Frequency Domain Measurements, perform TRL calibration at the 3.5 mm
cables for all ports.
5. Perform Time Domain Measurements
-Mated Connector Impedance measurements (Normative).
-Raw Cable Impedance measurements (Informative).
-Intra-Pair Skew measurements (Informative).
-D+/D- Pair Intra-Pair Skew measurements (USB 2.0).
-D+/D- Pair Propagation Delay measurements (USB 2.0).
-Differential Near End Crosstalk measurements (Normative).
-Differential Crosstalk Between D+/D- and Super Speed measurements (Normative).
6. Perform Frequency Domain Measurements
-Insertion Loss measurements (Normative).
-Differential-to-Common-Mode Conversion measurements (Normative).
-D+/D- Pair Attenuation measurements (USB 2.0).
Note: Hard Keys (Keys located on the Front panel of E5071C) are displayed in Blue color
and Bold. (Example: Avg, Analysis)
Note: Soft keys (Keys on the screen) are displayed in Bold. (Example: S11, Real, Transform)
Note: Buttons (in the TDR) are displayed in Green color and Bold. (Example: Trace, Rise
Time)
Note: Tabs (in the TDR) are displayed in Brown color and Bold. (Example: Setup, Trace
Control)
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
4. Test Port Cable and Fixture Connection
Cable under test will be tested in the following manner
positive positive
negative negative
Example: Testing Insertion Loss.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
Table 4-1 Connection by connector type
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
5. Description of Measurement Window
The following figure is the description of the measurement window.
The following figure is the actual measurement example.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
6. Perform Measurement Settings
This section describes how to recall a state file for Time Domain and Frequency
Domain settings. A state file can be downloaded from the following URL.
http://www.agilent.com/find/ena-tdr_usb3-cabcon
If you use your local PC to download, save the state file to a USB mass storage device
in order to move it to E5071C. Connect the USB mass storage device into the front USB
port of the E5071C.
For manual measurement settings, refer to 9.2 Time domain Measurement Setup
Manually and 9.3 Frequency Domain Measurement Setup Manually.
6.1. Recall State File Procedure
1. If TDR setup wizard appears, click Close button in the TDR setup wizard.
2. Click Setup tab (item 1).
3. Click Advanced Mode (item 2).
4. A dialog box appears requesting for confirmation. Then click Yes. (Clear the check
box for "Use Advanced Calibration Methods")
5. Click File (item 3) and Select Recall State to open the Recall State dialog box.
6. Specify the folder and click Open.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
7. Perform Calibration
7.1. Time Domain Calibration Setup
There are two ways to perform Time Domain calibration. Please select to perform
Electronic Calibration (ECal) in 7.1.1 or Deskew & Loss Compensation in 7.1.2.
7.1.1. Perform Electronic Calibration (ECal)
1. Click Setup tab (item 1).
2. Click ECal (item 2) to launch the setup wizard.
3. Connect 3.5 mm cables to ECal module and click Calibrate (item 3). When ECal is
completed and the check-mark appears, click Next (item 4).
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
4. Click Option (item 5), then Fixture Compensation Option dialog box appears.
5. Select Standard Type (item 6) to Short
6. Connect "Short" standard from USB 3.0 official test fixtures to Port 1.
7. Click Port 1 (item 7). Wait until the check-mark appears under Port 1.
8. Connect "Short" standard from USB 3.0 official test fixtures to Port 2.
9. Click Port 2 (item 8). Wait until the check-mark appears under Port 2.
10. Connect "Short" standard from USB 3.0 official test fixtures to Port 3.
11. Click Port 3 (item 9). Wait until the check-mark appears under Port 3.
12. Connect "Short" standard from USB 3.0 official test fixtures to Port 4.
13. Click Port 4 (item 10). Wait until the check-mark appears under Port 4.
14. Click OK (item 11).
15. Click Finish (item 12).
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
16. Proceed to 7.1.3 Set DUT Length followed by 7.1.4 Rise Time Adjustment.
7.1.2. Perform Deskew & Loss Compensation
1. Click Setup tab (item 1).
2. Click Deskew & Loss (item 2) to launch the setup wizard.
3. Leave the 3.5 mm cables "Open" as illustrated above and click Deskew (item 3).
When Deskew is completed and the check-mark appears, click Next (item 4).
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
4. Connect 3.5 mm(f) to 3.5mm(f) adapter of 85033E or 85052D Mechanical Calibration
Kit between 3.5 mm cables from Port 1 and Port 3 as illustrated above.
5. Click Measure (item 5). When the check-mark appears, click Next (item 6).
6. Connect 3.5 mm(f) to 3.5mm(f) adapter of 85033E or 85052D Mechanical Calibration
Kit between 3.5 mm cables from Port 2 and Port 4 as illustrated above.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
7. Click Measure (item 7). When the check-mark appears, click Next (item 8).
8. Connect "Load" standard of 85033E or 85052D Mechanical Calibration Kit to the 3.5
mm cable from Port 1.
9. Click Port 1 (item 9). Wait until the check-mark appears under Port 1.
10. Connect "Load" standard of 85033E or 85052D Mechanical Calibration Kit to the 3.5
mm cable from Port 2.
11. Click Port 2 (item 10). Wait until the check-mark appears under Port 2.
12. Connect "Load" standard of 85033E or 85052D Mechanical Calibration Kit to the 3.5
mm cable from Port 3.
13. Click Port 3 (item 11). Wait until the check-mark appears under Port 3.
14. Connect "Load" standard of 85033E or 85052D Mechanical Calibration Kit to the 3.5
mm cable from Port 4.
15. Click Port 4 (item 12). Wait until the check-mark appears under Port 4.
16. Click Apply (item 13).
17. Click Finish (item 14).
18. Press Cal key on the instrument front panel.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
19. Click Port Extensions.
20. Click Auto Port Extension.
21. Click Select Ports.
22. Make sure check-marks are on all the ports. If there are ports without check-marks,
click on the ports to activate them.
23. Click Return.
24. Click Measure SHORT.
25. Connect "Short" standard of USB 3.0 official test fixtures to the 3.5 mm cable from
Port 1.
26. Click Port 1. Wait until the check-mark appears.
27. Connect "Short" standard of USB 3.0 official test fixtures to the 3.5 mm cable from
Port 2.
28. Click Port 2. Wait until the check-mark appears.
29. Connect "Short" standard of USB 3.0 official test fixtures to the 3.5 mm cable from
Port 3.
30. Click Port 3. Wait until the check-mark appears.
31. Connect "Short" standard of USB 3.0 official test fixtures to the 3.5 mm cable from
Port 4.
32. Click Port 4. Wait until the check-mark appears.
33. Click Return.
34. Click Return.
35. Click Return.
36. Proceed to 7.1.3 Set DUT Length followed by 7.1.4 Rise Time Adjustment.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
7.1.3. Set DUT Length
1. Set DUT length to 16 ns (item 1).
7.1.4. Rise Time Adjustment
1. Connect "1/2 Thru" standard of USB 3.0 official test fixtures to 3.5 mm cable from Port
1.
2. Click TDR/TDT tab (item 1).
3. Select Trace 1 (item 2).
4. Press Channel Max key on the instrument front panel to enlarge the channel.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
5. Press Trace Max key on the instrument front panel to enlarge the trace.
6. Set Measure (item 3) to "Single-Ended".
7. Set Format (item 4) to "Volt".
8. Click Marker Search (item 5) and select Rise Time (20-80%).
9. Set Horizontal (item 6) to 2 ns/div and -2 ns.
10. Set Vertical (item 7) to 50 mV/div and 100 mV.
11. Adjust Rise Time (item 9) until the measured rise time (item 10) is as close as to 50 ps.
12. Record the value at Rise Time (item 9) as the effective rise time for Mated Connector
Impedance and Differential Near End Crosstalk measurements.
13. Click Marker Search (item 5) and select Rise Time (10-90%).
14. Change Rise Time (item 8) to "10-90%".
15. Adjust Rise Time (item 9) until the measured rise time (item 10) is as close as to 200
ps.
16. Record the value at Rise Time (item 9) as the effective rise time for Raw Cable
Impedance, Intra-Pair Skew, and Propagation Delay measurements.
17. Adjust Rise Time (item 9) until the measured rise time (item 10) is as close as to 500
ps.
18. Record the value at Rise Time (item 9) as the effective rise time for Differential
Crosstalk between D+/D- and Super Speed measurement.
19. Set Rise Time (item 8) to "20-80%".
20. Set Rise Time (item 9) back to the recorded value in step 12.
21. Set Measure (item 3) to "Differential".
22. Set Format (item 4) to "Impedance".
23. Click Marker Search (item 5) and disable the rise time marker.
24. Set Horizontal (item 6) to 150 ps/div and 0 ns.
25. Set Vertical (item 7) to 5 Ohm/div and 65 Ohm.
26. Select Trace 5 (item 2).
27. Set Rise Time (item 9) to the recorded value in step 12.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
28. Select Trace 4 (item 2).
29. Set Rise Time (item 9) to the recorded value in step 12.
30. Select Trace 2 (item 2).
31. Set Rise Time (item 9) to the recorded value in step 16.
32. Select Trace 6 (item 2).
33. Set Rise Time (item 9) to the recorded value in step 16.
34. Select Trace 3 (item 2).
35. Set Rise Time (item 9) to the recorded value in step 16.
36. Select Trace 7 (item 2).
37. Set Rise Time (item 9) to the recorded value in step 16.
38. Select Trace 8 (item 2).
39. Set Rise Time (item 9) to the recorded value in step 18.
40. Press Trace Max key on the instrument front panel to shrink the trace.
41. Press Channel Max key on the instrument front panel to shrink the channel.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
7.2. Frequency Domain Calibration Setup
7.2.1. Define Calkit
7.2.1.1. Importing Definition File of Calibration Kit
The calkit definition file of the USB 3.0 official test fixtures and calibration standards
can be downloaded from http://www.agilent.com/find/ena-tdr_usb3-cabcon.
For manually defining calkit definition, refer to 9.1 Defining a calibration kit.
1. Press Cal key on the instrument front panel.
2. Click Cal kit, then select User.
3. Click Modify Cal Kit > Import Cal Kit... to open the dialog box.
4. Specify the folder and click Open.
7.2.2. TRL Calibration
1. Press Channel Next key on the instrument front panel to select channel 2.
2. Press Cal key on the instrument front panel.
3. Click Calkit and select the calkit definition file.
4. Click Calibrate > 4-Port TRL Cal.
5. Click Thru/Line.
a) Connect "Thru" standard of USB 3.0 official test fixtures between 3.5 mm cables
from Port 1 and Port 2.
b) Click 1-2 Thru/Line.
c) Connect "Thru" standard of USB 3.0 official test fixtures between 3.5 mm cables
from Port 1 and Port 3.
d) Click 1-3 Thru/Line.
e) Connect "Thru" standard of USB 3.0 official test fixtures between 3.5 mm cables
from Port 3 and Port 4.
f) Click 3-4 Thru/Line.
g) Click Return.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
6. Click Reflect.
a) Connect "Short" standard of USB 3.0 official test fixtures to 3.5 mm cable from
Port 1.
b) Click Port1 Reflect.
c) Connect "Short" standard of USB 3.0 official test fixtures to 3.5 mm cable from
Port 2.
d) Click Port2 Reflect.
e) Connect "Short" standard of USB 3.0 official test fixtures to 3.5 mm cable from
Port 3.
f) Click Port3 Reflect.
g) Connect "Short" standard of USB 3.0 official test fixtures to 3.5 mm cable from
Port 4.
h) Click Port4 Reflect.
i) Click Return.
7. Click Line/Match
a) Click 1-2 Line/Match.
b) Connect "Line 1" standard of USB 3.0 official test fixtures between 3.5 mm cables
from Port 1 and Port 2.
c) Click Line/Match 1[Line1].
d) Connect "Line 2" standard of USB 3.0 official test fixtures between 3.5 mm cables
from Port 1 and Port 2.
e) Click Line/Match 2[Line2].
f) Connect "Line 3" standard of USB 3.0 official test fixtures between 3.5 mm cables
from Port 1 and Port 2.
g) Click Line/Match 3[Line3].
h) Click Return.
i) Click 1-3 Line/Match and repeat step b) to h).
j) Click 3-4 Line/Match and repeat step b) to h).
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
k) Click Return.
8. Click Done to finish TRL 4-port calibration. At this point, the calibration coefficient is
calculated and saved. The error correction function is automatically turned on.
Note: Refer to "4-port TRL Calibration" in ENA online help for the detail.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
7.3. Saving Calibration Information
Calibration information can be saved in a state file and recalled again. Calibration
information is effective only when there has no change in measurement conditions before
saving the sate file and after recalling it. Changes in measurement conditions can be
disconnect of 3.5 mm cables, bending 3.5mm cables, use of different 3.5 mm cables,
different fixtures, change in temperature, etc.
7.3.1. Saving Calibration Information in a State File
1. Press Save/Recall key on the instrument front panel.
2. Click Save Type.
3. Change save type to "State & Cal".
4. Click File (item 1).
5. Select "Save State".
6. Enter file name and save the state file with calibration information.
7.3.2. Recalling a State File with Calibration Information
Refer to 6.1 Recall State File Procedure.
Note: When using calibration information in the state file, it is recommended to measure a
device with known characteristics to verify calibration effectiveness before performing
actual measurements.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8. Measurement and Data Analysis
8.1. Connector Impedance, Cable Impedance, Intra-Pair Skew, Insertion
Loss, and Mode Conversion
8.1.1. Measurement
1. Press Channel Next key on the instrument front panel to select channel 1.
2. Connect USB 3.0 official test fixtures to the test port cables according to the Table 8-1
Connector Impedance, Cable Impedance Intra-Pair Skew, Insertion Loss, and Mode
Conversion Connection. Unused terminals should be terminated.
3. Connect an USB 3.0 cable to the test fixtures.
4. Click Stop Single for Time Domain measurements.
5. Press Trigger > Single for Frequency Domain measurements.
Table 8-1 Connector Impedance, Cable Impedance Intra-Pair Skew, Insertion Loss, and Mode
Conversion Connection
Standard-A to Standard-B Standard-A to Micro-AB Standard-A to Standard-A
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X8 X9 Y8 Y9 X8 X9 Y9 Y10 X8 X9 Y5 Y6
Y5 Y6 X5 X6 Y6 Y7 X5 X6 Y8 Y9 X5 X6
Micro-AB to Micro-AB Micro-AB to Standard-B
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X6 X7 Y9 Y10 X6 X7 Y8 Y9
Y6 Y7 X9 X10 Y5 Y6 X9 X10
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.1.2. Data Analysis
For Pass/Fail refer to below.
8.1.2.1. Mated Connector Impedance Limit
Limit Start Time End Time Start Limit End Limit
Upper 0s 600 ps 105 U 105 U
Lower 0s 600 ps 75 U 75 U
"U": impedance unit.
8.1.2.2. Raw Cable Impedance Limit
Limit Start Time End Time Start Limit End Limit
Upper 600 ps 1.5 ns 97 U 97 U
Lower 600 ps 1.5 ns 83 U 83 U
"U": Impedance unit
8.1.2.3. Intra-Pair Skew Limit
1. Select Trace 3.
2. Press Trace Max key on the instrument front panel to enlarge the trace.
3. Read the Delta Time.
4. Press Trace Max key on the instrument front panel to shrink the trace.
If Delta Time < 15 psec/m: Pass, else: Fail.
8.1.2.4. Insertion Loss Limit
Start Frequency End Frequency Start Limit End Limit
100 MHz 1.25 GHz -1.5 dB -5 dB
1.25 GHz 2.5 GHz -5 dB -7.5 dB
2.5 GHz 7.5 GHz -7.5 dB -25 dB
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.1.2.5. Differential-to-Common-Mode Conversion Limit
If all measurement points from 100 MHz to 7.5 GHz <= -20 dB: Pass, else: Fail.
8.1.3. Measurement Result Example
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.2. Near End Crosstalk
8.2.1. Measurement
1. Connect USB 3.0 official test fixtures to the test port cables according to the Table 8-2
Near End Crosstalk Connection. Unused terminals should be terminated.
2. Connect an USB 3.0 Cable to the test fixtures.
3. Click Stop Single.
4. Read the peak-to-peak (p-p) value.
5. Using the same manner above, measure the other pair.
Table 8-2 Near End Crosstalk Connection
Standard-A to Standard-B Standard-A to Micro-AB Standard-A to Standard-A
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X8 X9 X5 X6 X8 X9 X5 X6 X8 X9 X5 X6
Y5 Y6 Y8 Y9 Y6 Y7 Y9 Y10 Y8 Y9 Y5 Y6
Micro-AB to Micro-AB Micro-AB to Standard-B
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X6 X7 X9 X10 X6 X7 X9 X10
Y6 Y7 Y9 Y10 Y5 Y6 Y8 Y9
8.2.2. Data Analysis
Standard-A If p-p <= 3.6 mV: Pass, else: Fail
Standard-B If p-p <= 7.2 mV: Pass, else: Fail
Micro-AB If p-p <= 4.8 mV: Pass, else: Fail
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.2.3. Measurement Result Example
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.3. Crosstalk Between D+/D- and Super Speed
8.3.1. Measurement
1. Connect USB 3.0 official test fixtures to the test port cables according to the Table 8-3
Crosstalk Between D+/D- and Supper Speed Connection. Unused terminals should be
terminated.
2. Connect an USB 3.0 Cable to the test fixtures.
3. Click Stop Single.
4. Read the peak-to-peak (p-p) value.
5. Using the same manner above, measure other pairs.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
Table 8-3 Crosstalk Between D+/D- and Supper Speed Connection
Standard-A to Standard-B Standard-A to Micro-AB Standard-A to Standard-A
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X2 X3 X5 X6 X2 X3 X5 X6 X2 X3 X5 X6
X2 X3 X8 X9 X2 X3 X8 X9 X2 X3 X8 X9
X2 X3 Y5 Y6 X2 X3 Y6 Y7 X2 X3 Y5 Y6
X2 X3 Y8 Y9 X2 X3 Y9 Y10 X2 X3 Y8 Y9
X5 X6 Y2 Y3 X5 X6 Y2 Y3 X5 X6 Y2 Y3
X8 X9 Y2 Y3 X8 X9 Y2 Y3 X8 X9 Y2 Y3
Y5 Y6 Y2 Y3 Y6 Y7 Y2 Y3 Y5 Y6 Y2 Y3
Y8 Y9 Y2 Y3 Y9 Y10 Y2 Y3 Y8 Y9 Y2 Y3
Micro-AB to Micro-AB Micro-AB to Standard-B
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X2 X3 X6 X7 X2 X3 X6 X7
X2 X3 X9 X10 X2 X3 X9 X10
X2 X3 Y6 Y7 X2 X3 Y5 Y6
X2 X3 Y9 Y10 X2 X3 Y8 Y9
X6 X7 Y2 Y3 X6 X7 Y2 Y3
X9 X10 Y2 Y3 X9 X10 Y2 Y3
Y6 Y7 Y2 Y3 Y5 Y6 Y2 Y3
Y9 Y10 Y2 Y3 Y8 Y9 Y2 Y3
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.3.2. Data Analysis
Standard-A If p-p <= 8.0 mV: Pass, else: Fail
Standard-B If p-p <= 8.0 mV: Pass, else: Fail
Micro-AB If p-p <= 8.0 mV: Pass, else: Fail
8.3.3. Measurement Result Example
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.4. D+/D- Pair Propagation Delay, D+/D- Pair Intra-Pair Skew and
D+/D- Pair Attenuation
8.4.1. Measurement
1. Connect USB 3.0 official test fixtures to the test port cables according to the Table 8-4
D+/D- Pair Propagation Delay, D+/D- Pair Intra-Pair Skew and D+/D- Pair Attenuation
Connection
2. Connect an USB 3.0 cable to the test fixtures.
3. Click Stop Single for Time Domain measurements.
4. Press Trigger > Single for Frequency Domain measurements.
Table 8-4 D+/D- Pair Propagation Delay, D+/D- Pair Intra-Pair Skew and D+/D- Pair Attenuation
Connection
Standard-A to Standard-B Standard-A to Micro-AB Standard-A to Standard-A
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X2 X3 Y2 Y3 X2 X3 Y2 Y3 X2 X3 Y2 Y3
Micro-AB to Micro-AB Micro-AB to Standard-B
ENA Port# Port1 Port2 Port3 Port4 Port1 Port2 Port3 Port4
PIN # X2 X3 Y2 Y3 X2 X3 Y2 Y3
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.4.2. Data Analysis
8.4.2.1. D+/D- Pair Propagation Delay
1. Select Trace 3.
2. Press Trace Max key on the instrument front panel to enlarge the trace.
3. Read Marker Value 1 on Trace 3.
4. Press Trace Max key on the instrument front panel to shrink the trace.
Standard-A to Standard-B If the time at the rising edge < 26 nsec:
Standard-A to Standard-A Pass, else: Fail
Standard-A to Micro-AB If the time at the rising edge < 10 nsec:
Micro-AB to Micro-AB Pass, else: Fail
Micro-AB to Standard-B
8.4.2.2. D+/D- Pair Intra-Pair Skew
1. Select Trace 3.
2. Press Trace Max key on the instrument front panel to enlarge the trace.
3. Read the Delta Time.
4. Press Trace Max key on the instrument front panel to shrink the trace.
If Delta Time < 100 psec: Pass, else: Fail
8.4.2.3. D+/D- Pair Attenuation
Start Frequency End Frequency Start Limit End Limit
12 MHz 24 MHz -670 mdB -950 mdB
24 MHz 48 MHz -950 mdB -1.35 dB
48 MHz 96 MHz -1.35 dB -1.9 dB
96 MHz 200 MHz -1.9 dB -3.2 dB
200 MHz 400 MHz -3.2 dB -5.8 dB
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
8.4.3. Measurement Result Example
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9. Appendix
9.1. Defining a calibration kit
To change the definition of a calibration kit, follow the procedure below.
1. Press Cal key on the instrument front panel.
2. Click Cal Kit > User
3. Click Modify Kit > Label Kit [User], then type in a name you want.
4. Click Define STDs >
a) 1.No Name >
1. Label : "Thru"
2. STD Type : Delay/Thru
3. Offset Delay : Value defined by the fixture
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
b) 2.No Name >
1. Label : "Short"
2. STD Type : Short
3. Offset Delay : Value defined by the fixture
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
c) 3.No Name >
1. Label : "Open"
2. STD Type : Open
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
3. Offset Delay : Value defined by the fixture
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
d) 4.No Name >
1. Label : "Load"
2. STD Type : Load
3. Offset Delay : Value defined by the fixture
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
e) 5.No Name >
1. Label : "Line1"
2. STD Type : Delay/Thru
3. Offset Delay : Value defined by the fixture
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
f) 6.No Name >
1. Label : "Line2"
2. STD Type : Delay/Thru
3. Offset Delay : Value defined by the fixture
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
g) 7.No Name >
1. Label : "Line3"
2. STD Type : Delay/Thru
3. Offset Delay : Value defined by the fixture
4. Offset Z0 : Value defined by the fixture
5. Offset Loss : Value defined by the fixture
6. Min. Frequency : Value defined by the fixture
7. Max. Frequency : Value defined by the fixture
8. Return
5. Click Return.
6. Click Specify CLSs >
h) Sub class1 >
1. TRL Thru > Set All > Thru > Return
2. TRL Reflect > Short or Open
3. TRL Line/Match > Set All > Line1 > Return
i) Sub class2 >
4. TRL Line/Match > Set All > Line2 > Return
j) Sub class3 >
5. TRL Line/Match > Set All > Line3 > Return
7. Click Return
8. Click Export Calkit... to open the dialog box and Save user Calkit.
9. Specify a folder, enter a file name, and click Save.
Note: Refer to "Modifying Calibration Kit Definition" in ENA online help for the detail.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.2. Time domain Measurement Setup Manually
9.2.1. Starting Setup
1. If TDR setup wizard appears, click Close button in the TDR setup wizard.
2. Click Setup tab (item 1).
3. Click Preset (item 2) under Basic to preset the E5071C.
4. A dialog box appears requesting for confirmation. Then click OK.
5. Select DUT Topology (item 3) to Differential 2-port.
6. Click Advanced Mode (item 4).
7. A dialog box appears requesting for confirmation. Then click Yes. (Clear the check
box for "Use Advanced Calibration Methods")
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.2.2. Mated Connector Impedance Measurements (Normative)
9.2.2.1. Impedance Profile
The impedance profile of the mated connector is defined from the receptacle
through the plug cable mated area.
9.2.2.2. Measurement Setup
1. Click Stop Single.
2. Click TDR/TDT tab.
3. Click Trace Control tab.
4. Clear Time check box under Coupling.
5. Clear Marker check box under Coupling
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
6. Click Parameters tab.
7. Select Trace 1.
8. Select Rise Time to 20-80 % and input value to 50 psec.
9. Click the box below the left knob under Horizontal. Then Entry dialog box appears.
10. Input horizontal scale to 150 psec/div.
11. Click the box below the right knob under Horizontal. Then Entry dialog box appears.
12. Input horizontal position to 0 sec.
13. Click the box below the left knob under Vertical. Then Entry dialog box appears.
14. Input vertical scale to 5 ohm/div.
15. Click the box below the right knob under Vertical. Then Entry dialog box appears.
16. Input vertical position to 65 ohm.
17. Click Trace Control tab.
18. Click Trace Settings Copy.
19. Trace Settings Copy dialog box appears.
20. Select the Trace 1 in the From list.
21. Select the Trace 5 in the To list.
22. Click Copy.
23. Click Close.
24. Select Trace 5.
25. Click Parameters tab.
26. Click Tdd22.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.2.3. Raw Cable Impedance Measurements (Informative)
9.2.3.1. Impedance Profile
Refer to 9.2.2.1 Impedance Profile
9.2.3.2. Measurement Setup
1. Click Trace Control tab.
2. Click Trace Settings Copy.
3. Trace Settings Copy dialog box appears.
4. Select the Trace 1 in the From list.
5. Select the Trace 2 in the To list.
6. Click Copy.
7. Click Close.
8. Select Trace 2.
9. Click Parameters tab.
10. Select Rise Time to 10-90 % and input value to 200 psec.
11. Click Trace Control tab.
12. Click Trace Settings Copy.
13. Trace Settings Copy dialog box appears.
14. Select the Trace 2 in the From list.
15. Select the Trace 6 in the To list.
16. Click Copy.
17. Click Close.
18. Select Trace 6.
19. Click Parameters tab.
20. Click Tdd22.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.2.4. Propagation Delay and Intra-Pair Skew Measurement
(Informative)
9.2.4.1. Measurement Setup
1. Select Trace 3.
2. Click Parameters tab.
3. Select the Topology (item1) of DUT to Single-Ended.
4. Select Format to Volt.
5. Click T31.
6. Select Rise Time to 10-90 % and input value to 200 psec.
7. Click the box below the left knob under Horizontal. Then Entry dialog box appears.
8. Input horizontal scale to 3 ns/div.
9. Click the box below the right knob under Horizontal. Then Entry dialog box appears.
10. Input horizontal position to 0 ns.
11. Click the box below the left knob under Vertical. Then Entry dialog box appears.
12. Input vertical scale to 50 mV/div.
13. Click the box below the right knob under Vertical. Then Entry dialog box appears.
14. Input vertical position to 100 mV.
15. Click Trace Control tab.
16. Click Trace Settings Copy.
17. Trace Settings Copy dialog box appears.
18. Select the Trace 3 in the From list.
19. Select the Trace 7 in the To list.
20. Click Copy.
21. Click Close.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
22. Select Trace 7.
23. Click Parameters tab.
24. Click T42.
25. Select Trace 3.
26. Click Marker Search and select Time.
27. Delta Time dialog box appear.
28. Check the Time check box.
29. Select Target (Stop) to Trace 7.
30. Click OK.
31. Click Marker Search > Target > Target Value, and enter 100 mU.
32. Turn Tracking on.
9.2.4.2. Crosstalk Compensation
1. Select Trace 3.
2. Press Display > Equation Editor... > Enter an equation "Intra+= S31-S32".
3. Check Equation Enabled check box.
4. Click Apply.
5. Click Close.
6. Select Trace 7.
7. Press Display > Equation Editor... > Enter an equation "Intra-= S42-S41".
8. Check Equation Enabled check box.
9. Click Apply.
10. Click Close.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.2.5. Differential Near End Crosstalk Measurements (Normative)
9.2.5.1. Measurement Setup
1. Select Trace 4.
2. Click Parameters tab.
3. Select Measurement to Time Domain.
4. Select Format to Volt.
5. Select Rise Time to 20-80% and input value to 50 psec.
6. Click Tdd21.
7. Click the box below the left knob under Horizontal. Then Entry dialog box appears.
8. Input horizontal scale to 300 ps/div.
9. Click the box below the right knob under Horizontal. Then Entry dialog box appears.
10. Input horizontal position to 0 s.
11. Click the box below the left knob under Vertical. Then Entry dialog box appears.
12. Input vertical scale to 2 mV/div.
13. Click the below the right knob under vertical. Then Entry dialog box appears.
14. Input vertical scale to 0 V.
15. Press Marker Fctn > Statistics and turn it ON.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.2.6. Differential Crosstalk between D+/D- and Super Speed
Measurements (Normative)
1. Click Trace Control tab.
2. Click Trace Settings Copy.
3. Trace Settings Copy dialog box appears.
4. Select the Trace 4 in the From list.
5. Select the Trace 8 in the To list.
6. Click Copy.
7. Click Close.
8. Select Trace 8.
9. Click Parameters tab.
10. Select Rise Time to 10-90% and input value to 500 psec.
11. Press Marker Fctn > Statistics and turn it ON.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.3. Frequency Domain Measurement Setup Manually
9.3.1. Channel and Trace Settings
1. Press Display key on the instrument front panel.
2. Click Allocate Channels > .
3. Press Channel Next key on the instrument front panel.
4. Click Num of Traces > 3.
5. Click Allocate Traces > .
9.3.2. Common Settings
1. Press Sweep Setup > Sweep Type > Lin Freq.
2. Set Points to 201.
3. Press Start > Set start value to 100 MHz.
4. Press Stop > Set stop value to 8.5 GHz.
5. Press Avg > Set IF Bandwidth to 10 kHz.
6. Press Analysis > Fixture Simulator > Fixture Simulator and turn it ON.
7. Click Port ZConversion and turn it ON.
8. Set Port1 Z0 Real, Port2 Z0 Real, Port3 Z0 Real and Port4 Z0 Real to 45 ohm.
9. Click Return.
9.3.3. Insertion Loss Measurements (Normative)
1. Select Trace1.
2. Click Topology > Device > Bal-Bal.
3. Click Port1 (bal) > 1-2.
4. Click Port2 (bal) > 3-4.
5. Click Return.
6. Click BalUn and turn it ON.
7. Click Measurement > Sdd21.
8. Press Scale > Set Divisions to 12.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9. Set Scale/Div to 5 dB/div.
10. Set Reference position to 10 Div.
11. Set Reference Value to 0 dB.
9.3.4. Differential-to-Common-Mode Conversion Measurements
(Normative)
1. Press Trace Next key on the instrument front panel.
2. Press Analysis key on the instrument front panel.
3. Click Fixture Simulator > BalUn and turn it ON.
4. Click Measurement > Scd21.
5. Press Scale > Set Divisions to 12.
6. Set Scale/Div to 5 dB/div.
7. Set Reference position to 8 Div.
8. Set Reference Value to -20 dB.
9.3.5. D+/D- Pair Attenuation Measurements (Normative)
1. Press Trace Next key on the instrument front panel.
2. Press Analysis key on the instrument front panel.
3. Click Fixture Simulator > BalUn and turn it ON.
4. Click Measurement > Sdd21.
5. Press Scale > Set Divisions to 12.
6. Set Scale/Div to 1 dB/div.
7. Set Reference position to 10 Div.
8. Set Reference Value to 0 dB.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
9.4. Limit Settings
9.4.1. Displaying Judgment Result of Test
If a channel has a judgment result of fail, the fail message appears on the screen. It
will be judged as failed if one or more unsatisfactory trace exists within the channel.
Follow the procedure below.
1. Press Analysis > Limit Test > Fail Sign to switch the fail sign ON/OFF.
9.4.2. Setting the Warning Beeper
Beep sound that occurs when the judgment result is fail.
Follow the procedure below.
1. Press System > Misc Setup > Beeper > Beep Warning to switch the warning beeper
ON/OFF.
9.4.3. Defining the Limit Line
Follow the steps below to make entries in the limit table for trace 1 of Time Domain
Measurement.
1. Press Channel Next key on the instrument front panel to select channel 1.
2. Select trace 1.
3. Press Analysis > Limit Test > Edit Limit Line to display the limit table shown below
(Initially, no segments are entered in the limit table). Using the limit table, create/edit a
segment.
4. Enter the setup data in the limit table for trace 1.
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Agilent MOI for USB 3.0 Connectors & Cable Assemblies Compliance Tests
Segment Parameter Description
Type MIN: Segment at which the minimum is specified
MAX: Segment at which the maximum is specified
Begin Stimulus Specify starting point for stimulus value on the limit line
End Stimulus Specify ending point for stimulus value on the limit line
Begin Response Specify starting point for response value on the limit line
End Response Specify ending point for response value on the limit line
5. Click Return.
6. Click Limit Line and turn it ON.
7. Click Limit Test and turn it ON.
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