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Approval
TO :
DATE : Oct. 14, 2011
SAMSUNG TFT-LCD
MODEL NO. : LTN140AT22-P
NOTE : Extension code [ -P]
LTN140AT22- P
Surface type [ Glare ]
Any modification of Spec is not allowed without Samsung's permission
The information described in this SPEC is preliminary and can be changed without prior notice.
Application Engineering Group
Samsung Display Co., Ltd.
Samsung Secret
Doc.No. LTN140AT22-P Rev.No 04-A04-G-111014 Page 1 / 33
Approval
CONTENTS
Revision History -------------------( 3 )
General Description -------------------( 4 )
1. Absolute Maximum Ratings -------------------( 5 )
1.1 Absolute Ratings of environment
1.2 Electrical Absolute Ratings
2. Optical Characteristics -------------------( 7 )
3. Electrical Characteristics - - - - - - - - - - - - - - - - - - - ( 10 )
3.1 TFT LCD Module
3.2 Backlight Unit
3.3 LED Driver
4. Block Diagram - - - - - - - - - - - - - - - - - - - ( 13 )
4.1 TFT LCD Module
5. Input Terminal Pin Assignment - - - - - - - - - - - - - - - - - - - ( 14 )
5.1 Input Signal & Power
5.2 LVDS Interface
5.3 Timing Diagrams of LVDS For Transmitting
5.4 Input Signals, Basic Display Colors and Gray Scale of Each Color.
5.5 Pixel format
5.6 LED Driver Connector & Pin Assignment
6. Interface Timing - - - - - - - - - - - - - - - - - - - ( 21 )
6.1 Timing Parameters
6.2 Timing Diagrams of interface Signal
6.3 Power ON/OFF Sequence
7. Outline Dimension - - - - - - - - - - - - - - - - - - - ( 23 )
8. Packing -- - - - - - - - - - - - - - - - - - ( 25 )
9. Markings & Others -- - - - - - - - - - - - - - - - - - ( 26 )
10. General Precautions - - - - - - - - - - - - - - - - - - - ( 28 )
11. EDID - - - - - - - - - - - - - - - - - - - ( 31 )
Samsung Secret
Doc.No. LTN140AT22-P Rev.No 04-A04-G-111014 Page 2 / 33
REVISION HISTORY Approval
Revision
Date Page Summary
No.
Aug. 17. 2011 A00 All The specification of LTN140AT22-P model was issued first.
Aug, 23, 2011 A01 P12,14 Modified Errata
Aug, 30, 2011 A02 P12 Added BACK-LIGHT UNIT Power Consumption Value.
P10, 12 Updated Logic and Back Light Power consumption
Oct. 06, 2011 A03
P28 Updated General Precautions comment
Oct. 14, 2011 A04 All Product revision code was updated as P** to P**
Samsung Secret
Doc.No. LTN140AT22-P Rev.No 04-A04-G-111014 Page 3 / 33
Approval
GENERAL DESCRIPTION
DESCRIPTION
LTN140AT22 is a color active matrix TFT (Thin Film Transistor) liquid crystal display
(LCD) that uses amorphous silicon TFT as switching devices. This model is composed of a
TFT LCD panel, a driver circuit and a backlight unit. The resolution of a 14.0" contains
1366 x 768 pixels and can display up to 262,144 colors. 6 O'clock direction is the optimum
viewing angle.
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