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Samsung Secret
Product Information
DATE : 31. Jan. 2011
SAMSUNG TFT-LCD
TFT-
MODEL : LTA320AP24
The Information Described in this Specification is Preliminary and can be changed without
prior notice
DATE DATE
03. Jan. 2011 31. Jan. 2011
LCD Business
Samsung Electronics Co . , LTD.
S El t i C LTD
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Contents
Revision History -------------------------------------------------------------------------------------------- (3)
General Description --------------------------------------------------------------------------------------- (4)
1. Absolute Maximum Ratings -------------------------------------------------------------------------- (5)
2. Optical Characteristics --------------------------------------------------------------------------------- (7)
3. Electrical Characteristics ------------------------------------------------------------------------------ (9)
3.1 TFT LCD Module
3.2 Back Light Unit
3 2 B k Li ht U it
3.3 Converter Input & specification
4. Input Terminal Pin Assignment --------------------------------------------------------------------- (12)
4.1 Input Signal & Power
4.2 Converter Input Pin Configuration
4.3 Converter Input Power Sequence
4.4
4 4 LVDS Interface
4.5 Input Signals, Basic Display Colors and Gray Scale of Each Color
5. UL Specification ----------------------------------------------------------------------------------------- (17)
6. Interface Timing ---------------------------------------------------------------------------------------- (17)
6.1 Timing Parameters (DE only mode)
6.2
6 2 LVDS Input data Characteristics
6.3 Timing Diagrams of interface Signal (DE only mode)
6.4 Power ON/OFF Sequence
7. Outline Dimension -------------------------------------------------------------------------------------- (20)
8. Reliability Test ------------------------------------------------------------------------------------------- (23)
9. Packing --------------------------------------------------------------------------------------------------- (24)
10. Marking & Others ------------------------------------------------------------------------------------- (25)
11. General Precaution ----------------------------------------------------------------------------------- (26)
11.1 Handling
11.2 Storage
g
11.3 Operation
11.4 Operation Condition Guide
11.5 Others
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* Revision History
Rev.
Date Page Summary
No
Jan 31
31,
000 all First issued
2010
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General Description Samsung Secret
Description
LTA320AP24 is a color active matrix liquid crystal display (LCD) that uses amorphous
silicon TFT(Thin Film Transistor) as switching components. This model is composed of a
TFT LCD panel, a driver circuit and a back light unit The resolution of a 32 0" is
panel unit. 32.0
1366 * 768 and this model can display up to 16.7 Million colors with wide viewing angle of
89 or higher in all directions. This panel is intended to support applications to provide a
excellent performance for Flat Panel Display such as Home-alone Multimedia TFT-LCD
TV and High Definition TV.
Features
RoHS compliance (Pb-free)
High contrast & aperture ratio with wide color gamut
PVA(Patterned Vertical Align) mode
Wide viewing angle ( 178 )
High speed response
Wide XGA resolution (16:9)
Low Power consumption
wLED B/L unit
DE(Data Enable) mode
1Ch-LVDS (Low Voltage Differential Signaling) interface (1pixel/clock)
General Information
Items Specification Unit Note
734.4(HTYP) x 430.3(VTYP) 1.0mm
Module Size mm
12.8 (DMAX)
Weight 6500 (Max.) g
Pixel Pitch 0.51075 (H) 0.51075 (V) mm
Active Display Area 697.6845 (H) 392.256 (V) mm
Surface Treatment Haze 2.2%, Hard-Coating (2H) -
Display Colors 16.7M (8 Bits-True) Colors
Number of Pixels 1,366 768 Pixel
Pixel Arrangement RGB vertical stripe -
Display Mode Normally Black -
Luminance of White 380 (Typ.) cd/m2
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1. Absolute Maximum Ratings
If the condition exceeds maximum ratings, it can cause malfunction or unrecoverable
damage to the device.
Item Symbol Min. Max. Unit Note
Power Supply Voltage VDD GND-0.5 13.2 V (1)
Storage temperature TSTG -20 60 (2)
Surface temperature TSUR 0 60 (3)
Operation temperature TOPR 0 50 (2)
Shock ( non - operating ) Snop - 50 G (4)
Vibration ( non - operating ) Vnop - 1.5 G (5)
Note (1) Ta= 25 2 C
(2) Temperature and relative humidity range are shown in the figure below
below.
a. 90 % RH Max. (Ta 39 C)
b. Relative Humidity is 90% or less. (Ta > 39 C)
c. No condensation
(3) Although abnormal visual problems can be occurred in Tsur range,
the polarizer is not damaged in this range.
(4) 11ms, sine wave, one time for X, Y, Z axis
(5) 10-300 Hz, Sweep rate 10min, 30min for X,Y,Z axis
Fig. Temperature and Relative humidity range
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2. Optical Characteristics Samsung Secret
The optical characteristics should be measured in a dark room or equivalent.
Measuring equipment : TOPCON RD-80S, TOPCON SR-3 ,ELDIM EZ-Contrast
(Ta = 25 2 C, VDD=12.0V, fv= 60Hz, fDCLK=75 MHz, LED bar Current = 130 mA)
Item Symbol Condition Min. Typ. Max. Unit Note
Contrast Ratio (1)
C/R 3000 5000 -
(Center of screen) SR-3
Response (3)
G-to-G Tg - 20 - msec
Time RD-80S
Luminance of White ( )
(4)
YL 350 380 - cd/m2
d/
(Center of screen) SR-3
Rx Normal 0.643
Red qL,R =0
Ry 0.334
qU,D =0
Gx 0.304
Green
Color Gy Viewing 0.598
TYP. TYP. (5),(6)
Chromaticity Angle
Bx -0.03
0.03 0 149
0.149 +0.03
0.03 SR-3
SR 3
(CIE 1931)
Blue
By 0.063
Wx 0.274
White
Wy 0.294
Color Gamut - - 72 - % (5)
SR-3
Color Temperature - 7,000
7 000 10,000
10 000 13,000
13 000 K
qL 75 89 -
Hor.
Viewing qR 75 89 - (6)
C/R10 Degree
Angle qU 75 89 - EZ-Contrast
Ver.
qD 75 89 -
White Brightness
(2)
Uniformity Buni - - 25 %
SR-3
(9 Points)
- Test Equipment Setup
The measurement should be executed in a stable, windless and dark room between
40min a d 60
0 and 60min a e lighting the bac light a the g e temperature for s ab a o
after g g e back g at e given e pe a u e o stabilization
of the back light. This should be measured in the center of screen.
Environment condition : Ta = 25 2 C
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Photo detector
Photo detector Field
SR-3
SR 3 1
RD-80S 2 Field
SR-3 : 50
RD-80S : 50
EZ-Contrast:0
TFT - LCD Module
LCD Panel
The center of the screen
- Definition of test point
228 683 1138
128 Active Area
Test Point
384
640
Note (1) Definition of Contrast Ratio (C/R)
: Ratio of gray max (Gmax) & gray min (Gmin) at the center point of the panel
G max
C/R
G min
Gmax : Luminance with all pixels white
Gmin : Luminance with all pixels black
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Note (2) Definition of 9 points brightness uniformity (Test pattern : Full White)
( B max B min)
Buni 100
B max
Bmax : Maximum brightness
Bmin : Minimum brightness
Note (3) Definition of Response time : Sum of Tr, Tf
Display data Black (data off) White (data on) Black (data off)
TR TF
Optical Instruments
100%
Response
90%
10%
0%
TIME
Note (4) Definition of Luminance of White : Luminance of white at center point
Note (5) Definition of Color Chromaticity (CIE 1931)
Color coordinate of Red, Green, Blue & White at center point
Note (6) Definition of Viewing Angle
: Viewing angle range (C/R 10)
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3. Electrical Characteristics
3.1 TFT LCD Module
The connector for display data & timing signal should be connected.
Ta = 25 C 2 C
Item Symbol Min. Typ. Max. Unit Note
Voltage of Power Supply VDD 10.8 12 13.2 V (1)
(a) Black - 400 500 mA
Current
of Power (b) White IDD - 500 600 mA (2),(3)
Supply
( ) N P tt
(c) N-Pattern - 650 750 mA
A
Vsync Frequency fV 50 60 66 Hz
Hsync Frequency fH 44 48 53 kHz
Main Frequency Fdclk 72 78 85 MHz
Rush Current IRUSH - - 4 A (4)
Note (1) The ripple voltage should be controlled under 10% of VDD.
(2) fV=60Hz, fDCLK = 75MHz, VDD = 12.0V, DC Current.
(3) Power dissipation check pattern (LCD Module only)
a) Black Pattern b) White Pattern c) N-Pattern
(4) Measurement Conditions
VDD
100%
90%
10%
GND
TRUSH=470
Rush Current IRUSH can be measured when TRUSH. is 470 .
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3.2 Back Light Unit
The back light unit contains Edge type White LEDs (Light Emitting Diode)
Ta=25 2C
1Chip (Driver IC + Tcon)
LCD Module
Item Symbol Min. Typ. Max. Unit Note
Operating Life Time Hr - 30,000 - Hour (1),(2)
Note (1) It is defined as the time to take until the brightness reduces to 50% of its original
value. [Operating condition : Ta = 25 2 , For LED Package only. ]
(2) Test Condition : Tj 80 , 140mA 1,000Hr
140mA, 1 000Hr
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3.3 Converter Input Condition & Specification
Specifications
Items Symbol Conditions Unit Note
Min. Typ. Max.
Input Ta=25
Vin - 22 24 26 V
Voltage
Input IOVER Vin=24.0V - 1.38 1.42 (1)
A
Current ISAT Vdim =3.3V - 1.34 1.38
LED (2)
IO,MAX Vdim =3.3 V 125 130 135 mArms
Current
Backlight ON Vin=24.0 V 2.4 - 5.25
V (3)
On/Off OFF Vin=24.0 V 0 - 0.8
Dimming Max Lum 3.3 - -
VDIM V (3)
Control Min. Lum - - 0
PWM Max 3.0 - 5.0
VPWM V (3)
Voltage Min 0.0 - 0.4
PWM
FPWM Vin=24.0 V 95 - 200 Hz (5)
Frequency
PWM Duty Duty Vin 24.0
Vin=24 0 V 1 - 100 % (4)
Note) Power Consumption is measured when 380 [cd/m ] of luminance which is the typical
luminance.
Lamp Current is measured at the point before Lamp.
(1) Max Value of the Power Consumption is measured during initial turn on time* of the backlight
(2) Max Value of the Power Consumption is measured after 60 min warm-up
warm up.
(3) The ripple voltage should be controlled under 10% of Input Signal
(4) Duty = On/(On+Off) * 100
(5) The FPWM is only the operating assurance frequency.
Unless the frequency is optimized whine the operating frequency, waterfall can be occurred.
* Initial turn-on time : From 0sec to 60min after turn-on
On Off
Max
Min
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4. Input Terminal Pin Assignment Samsung Secret
4.1. Input Signal & Power Connector : IS100-L30O-C23(UJU,In-PCB Type)
PIN Signal
1 NC
2 NC
3 NC
4 GND
5 LV0_N
6 LV0_P
7 GND
8 LV1_N
9 LV1_P
10 GND
11 LV2_N
12 LV2_P
13 GND
14 LVCLK_N
15 LVCLK_P
16 GND
17 LV3_N
LV3 N
18 LV3_P
19 GND
20 NC
21 LVDS_SEL
22 NC
23 GND
24 GND
25 NC
26 VCC
27 VCC
28 VCC
29 VCC
30 VCC
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Note) LVDS OPTION : If this PIN HIGH ( 3.3V ) Normal LVDS format
LOW ( GND ) JEIDA LVDS format
SEQUENCE : On = VDD(T1) LVDS Option Interface Signal(T2)
OFF = Interface Signal(T3) LVDS Option VDD
Vin T2 T3
LVDS
Option
LVDS
Signal
LVDS Option Sequence
Note) Pin number starts from Left side
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4.2 Converter Input Pin Configuration
Connector : JST, S14B-PHA-SM-TB(LF)
Pin Configuration (FUNCTION)
Pin No.
Symbol Remark
1~5 Vin (24 V)
6 ~ 10 GND
11 Error Out Signal ( Normal : GND, Abnormal : Open Collector )
12 Backlight On /Off [ON: 2.4 ~ 5.25 V, OFF: 0 ~ 0.8 V]
13
14
Connector : YEONHO, 20037WR-07
Pin Configuration (FUNCTION)
Pin No.
Symbol Remark
1 DC Voltage output for LED bar
2 DC Current return from LED bar
3 DC Current return from LED bar
4 No Connection
5 DC Voltage output for LED bar
6 DC Current return from LED bar
7 DC C
C Current return f
from LED bar
4.3. Converter Input Power Sequence
0.9 Vin 0.9 Vin
Vin (24V) 20 msec [Min]
0.1 Vin
External PWM Dimming
0.5 sec [Min]
0.5 sec [Min] 0.2 sec [Min]
2.4V(On level)
Backlight On/Off 0.8V(Off l
0 8V(Off level)
l)
0 sec [Min] 0 sec [Min]
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4.4 LVDS Interface Samsung Secret
- LVDS Receiver : T-con (merged)
- Data Format (JEIDA & Normal Format)
LVDS pin JEIDA -DATA Normal-DATA
TxIN/RxOUT0 R2 R0
TxIN/RxOUT1 R3 R1
TxIN/RxOUT2 R4 R2
TxOUT/RxIN0 TxIN/RxOUT3 R5 R3
TxIN/RxOUT4 R6 R4
/ OU 6
TxIN/RxOUT6 R7 R5
5
TxIN/RxOUT7 G2 G0
TxIN/RxOUT8 G3 G1
TxIN/RxOUT9 G4 G2
TxIN/RxOUT12 G5 G3
TxOUT/RxIN1 TxIN/RxOUT13 G6 G4
TxIN/RxOUT14 G7 G5
TxIN/RxOUT15 B2 B0
TxIN/RxOUT18 B3 B1
TxIN/RxOUT19 B4 B2
TxIN/RxOUT20 B5 B3
TxIN/RxOUT21 B6 B4
TxOUT/RxIN2 TxIN/RxOUT22 B7 B5
TxIN/RxOUT24 HSYNC HSYNC
TxIN/RxOUT25 VSYNC VSYNC
TxIN/RxOUT26 DEN DEN
TxIN/RxOUT27 R0 R6
TxIN/RxOUT5 R1 R7
TxIN/RxOUT10 G0 G6
TxOUT/RxIN3 TxIN/RxOUT11 G1 G7
TxIN/RxOUT16 B0 B6
TxIN/RxOUT17 B1 B7
TxIN/RxOUT23 RESERVED RESERVED
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4.5 Input Signals, Basic Display Colors and Gray Scale of Each Color
DATA SIGNAL
GRAY
DISPLAY
COLOR RED GREEN BLUE SCALE
(8bit)
LEVEL
R0 R1 R2 R3 R4 R5 R6 R7 G0 G1 G2 G3 G4 G5 G6 G7 B0 B1 B2 B3 B4 B5 B6 B7
BLACK 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -
BLUE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 -
GREEN 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 -
BASIC CYAN 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 -
COLOR RED 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -
MAGENTA 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 -
YELLOW 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 -
WHITE 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 -
BLACK 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R0
1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R1
DARK 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R2
GRAY
: : : : : : : : : : : : : : : : : : R3~
SCALE
OF : : : : : : : : : : : : : : : : : : R252
RED
LIGHT 1 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R253
0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R254
RED 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R255
BLACK 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 G0
0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 G1
DARK 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 G2
GRAY
SCALE
SC : : : : : : : : : : : : : : : : : : G3~
G3
OF : : : : : : : : : : : : : : : : : : G252
GREEN
LIGHT 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1 0 0 0 0 0 0 0 0 G253
0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 G254
GREEN 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 G255
BLACK 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 B1
DARK 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 B2
GRAY
SCALE : : : : : : : : : : : : : : : : : : B3~
OF : : : : : : : : : : : : : : : : : : B252
BLUE
LIGHT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1 B253
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 B254
BLUE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 B255
Note) Definition of Gray :
Rn : Red Gray, Gn : Green Gray, Bn : Blue Gray (n = Gray level)
Input Signal : 0 = Low level voltage, 1 = High level voltage
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5. UL Specification
-. This panel follows UL file ◦ Jabse Service Manual Search 2026 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo