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Global LCD Panel Exchange Center www.panelook.com
Approval
SAMSUNG TFT-LCD
MODEL NO. : LTN140AT21-W
NOTE : Extension code [ - Wxx ]
LTN140AT21-Wxx
Surface type [ Anti-Glare ]
Any modification of Spec is not allowed without SEC's permission
Application engineering part, Mobile Division
Samsung Electronics Co., Ltd.
Samsung Secret
Doc.No.
One step solutionLTN140AT21-W Rev.No 04-A00-G-111011 Page 1 / 31
for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center www.panelook.com
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
4.2 LED Placement Structure
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 Pixel format
6. Interface Timing
6.1 Timing Parameters - - - - - - - - - - - - - - - - - - - ( 19 )
6.2 Timing Diagrams of interface Signal
6.3 Power ON/OFF Sequence
7. Outline Dimension
- - - - - - - - - - - - - - - - - - - ( 222 )
8. Packing
- - - - - - - - - - - - - - - - - - - ( 24 )
9. Markings & Others
- - - - - - - - - - - - - - - - - - - ( 25 )
10. General Precautions
-- - - - - - - - - - - - - - - - - - ( 27 )
11. EDID
-- - - - - - - - - - - - - - - - - - ( 29 )
Samsung Secret
Doc.No.
One step solutionLTN140AT21-W Rev.No 04-A00-G-111011 Page 2 / 31
for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center www.panelook.com
REVISION HISTORY Approval
Date Revision No. Page Summary
Oct. 11. 2011 A00 All The approval specification of 14.0" SMS HD was issued first.
Samsung Secret
Doc.No.
One step solutionLTN140AT21-W Rev.No 04-A00-G-111011 Page 3 / 31
for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com
Global LCD Panel Exchange Center www.panelook.com
Approval
GENERAL DESCRIPTION
DESCRIPTION
LTN140AT21 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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