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Samsung Secret
Product Information
DATE : 2. Aug. 2011
SAMSUNG TFT-LCD
MODEL : LTA400HM20-W01
The Information Described in this Specification is Preliminary and can be changed without
prior notice
LCD Business
Samsung Electronics Co . , LTD.
MODEL LTA400HM20-W01 Doc. No 06-000-G-110802 Page 1 / 27
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Contents
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 Inverter Input Condition & Specification
4. Input Terminal Pin Assignment --------------------------------------------------------------------- (13)
4.1 Input Signal & Power
4.2 Inverter Input Pin Configuration
4.3 Inverter Input Power Sequence
4.4 LVDS Interface
4.5 Input Signals, Basic Display Colors and Gray Scale of Each Color
5. Interface Timing ----------------------------------------------------------------------------------------- (18)
5.1 Timing Parameters (DE mode)
5.2 Timing Diagrams of interface Signal (DE mode)
5.3 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 LTA400HM20-W01 Doc. No 06-000-G-110802 Page 2 / 27
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Revision History
Date Rev. No Page Summary
2. Aug.
000 all First issued
2011
MODEL LTA400HM20-W01 Doc. No 06-000-G-110802 Page 3 / 27
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General Description Samsung Secret
Description
LTA400HM20-W01 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 40.0" is 1920X1080 and this model can display up to 16.7 Million
colors with wide viewing angle of 89 or higher in all directions. This panel is intended to
support applications to provide a excellent performance for Flat Panel Display such as
Home-alone Multimedia TFT-LCD TV and High Definition TV.
Features
High contrast & aperture ratio
SPVA (Super Patterned Vertical Align) mode
Wide viewing angle ( 178 )
High speed response
FHD resolution (16:9)
12 Lamp Bar type Back Light Unit
DE (Data Enable) mode
LVDS (Low Voltage Differential Signaling) interface (1pixel/clock)
General Information
Items Specification Unit Note
952.0(WTYP) x 551.0(HTYP) 1.0mm
Module Size mm
62.5 (DMAX) Without inverter
Weight 10,500(max) g
Pixel Pitch 0.4613(H) x 0.1538(V) mm
Active Display Area 885.6(H) x 498.15(V) mm
Surface Treatment Haze 5.5, Hard-coating(2H) -
Display Colors 8 bit - 16.7M colors
Number of Pixels 1920 x 1080 pixel
Pixel Arrangement RGB Horizontal stripe -
Display Mode Normally Black -
Luminance of White 400 Typ. cd/m2
MODEL LTA400HM20-W01 Doc. No 06-000-G-110802 Page 4 / 27
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1. Absolute Maximum Ratings
If the condition exceeds maximum ratings, it can cause malfunction or unrecoverable
damage to the device.
Item Symbol Min. Max. Unit Note
Power Supply Voltage VDD GND-0.5 13.2 V (1)
Storage temperature TSTG -20 60 (2)
TOPR 0 50
Operating temperature (2),(5)
TSUR 0 60
Shock ( non - operating ) Snop - 50 G (3)
Vibration ( non - operating ) Vnop - 1.5 G (4)
Note (1) Ta= 25 2 C
(2) Temperature and relative humidity range are shown in the figure below.
a. 90 % RH Max. (Ta 39 C)
b. Relative Humidity is 90% or less. (Ta > 39 C)
c. No condensation
(3) 11ms, sine wave, one time for X, Y, Z axis
(4) 10-300 Hz, Sweep rate 10min, 30min for X,Y,Z axis
90
Fig. Temperature and Relative humidity range
MODEL LTA400HM20-W01 Doc. No 06-000-G-110802 Page 5 / 27
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(5) Definition of test point
5mm
5mm
1 2
5
LCD Module (Active)
3 4
T should be less than 10 ( T = | TOPR