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Approval
TO : IT
DATE : Apr. 1, 2011.
SAMSUNG TFT-LCD
MODEL NO. : LTN121AT11-801
NOTE : Extension code [ -8 ]
LTN121AT11-801
Surface type [ Anti-Glare ]
Any modification of Spec is not allowed without SEC's permission
APPROVED BY :
PREPARED BY : Stan Kim
Application Engineer Group
SAMSUNG ELECTRONICS CO., LTD.
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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
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 - - - - - - - - - - - - - - - - - - - ( 19 )
6.1 Timing Parameters
6.2 Timing Diagrams of interface Signal
6.3 Power ON/OFF Sequence
7. Outline Dimension - - - - - - - - - - - - - - - - - - - ( 22 )
8. Packing -- - - - - - - - - - - - - - - - - -- ( 24 )
9. Marking & Others -- - - - - - - - - - - - - - - - - -- ( 25 )
10. General Precaution -- - - - - - - - - - - - - - - - - - -( 27 )
11. EDID -- - - - - - - - - - - - - - - - - - -( 29 )
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REVISION HISTORY Approval
Date Revision No. Page Summary
Mar. 31.2011 A00 All The Approval specification of LTN121AT11-801 was issued first.
Apr . 1.2011 A01 P12 Backlight input voltage range was changed.
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GENERAL DESCRIPTION
DESCRIPTION
LTN121AT11 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 12.1" contains
1280 x 800 pixels and can display up to 262,144 colors. 6 O'clock direction is the optimum
viewing angle.
FEATURES