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Samsung Secret

Product Information



DATE : Sep. 27. 2012


SAMSUNG TFT-LCD

MODEL : LTA550HQ20

The Information Described in this Specification is Preliminary and can be changed without
prior notice




Samsung Display Co . , LTD.


MODEL LTA550HQ20 Doc. No 06-000-G-20120927 Page 1 / 27
Contents
Samsung Secret
Revision History -------------------------------------------------------------------------------------------- (3)

General Description --------------------------------------------------------------------------------------- (4)

General Information --------------------------------------------------------------------------------------- (4)

1. Absolute Maximum Ratings -------------------------------------------------------------------------- (5)

2. Optical Characteristics --------------------------------------------------------------------------------- (7)

3. Electrical Characteristics ------------------------------------------------------------------------------- (10)
3.1 TFT LCD Module
3.2 Back Light Unit
3.3 converter Input & Specification

4. Input Terminal Pin Assignment --------------------------------------------------------------------- (13)
4.1 Input Signal & Power
4.2 Converter Input Pin Configuration
4.3 Converter Input Power Sequence
4.4 LVDS Interface
4.5 Input Signals, Basic Display Colors and Gray Scale of Each Color

5. Interface Timing ---------------------------------------------------------------------------------------- (17)
5.1 Timing Parameters (DE only mode)
5.2 LVDS Input data Characteristics
5.3 3D mode Sequence
5.4 Timing Diagrams of interface Signal (DE only mode)
5.5 Power ON/OFF Sequence

6. Outline Dimension -------------------------------------------------------------------------------------- (21)

7. Packing --------------------------------------------------------------------------------------------------- (23)

8. Marking & Others --------------------------------------------------------------------------------------- (24)

9. General Precaution ------------------------------------------------------------------------------------ (25)
9.1 Handling
9.2 Storage
9.3 Operation
9.4 Operation Condition Guide
9.5 Others




MODEL LTA550HQ20 Doc. No 06-000-G-20120927 Page 2 / 27
Samsung Secret
Revision History

Rev.
Date Page Summary
No

Sep. 27.
000 all First issued
2012




MODEL LTA550HQ20 Doc. No 06-000-G-20120927 Page 3 / 27
General Description Samsung Secret


Description
LTA550HQ20 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 55.0" is 1920 x 1080 and this model can
display up to 1.07 Billion colors with wide viewing angle of 89