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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

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