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Approval Specification
Customer : DATE : 31 / Jul / 2008
SAMSUNG TFT-LCD
SAMSUNG TFT-LCD
MODEL : LTM190EX-L31-2
MODEL : LTM190EX-L31-2
Any Modification of Specification is not allowed without SEC's Permission.
NOTE :
PREPARED BY DATE
Customer's Approval 31/Jul/'08
SIGNATURE DATE APPROVAED BY DATE
31/Jul/'08
Application Engineering Part 1(HD), LCD Business
Samsung Electronics Co . , LTD.
MODEL LTM190EX-L31 Doc. No 05-000-G-080731 Page 1/37
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Contents Approval Specification
Revision History -------------------------------------------------------------------------------------- (3)
General Description --------------------------------------------------------------------------------- (4)
1. Absolute Maximum Ratings ------------------------------------------------------------------- (5)
2. Optical Characteristics -------------------------------------------------------------------------- (7)
3. Electrical Characteristics ------------------------------------------------------------------------(12)
3.1 TFT LCD Module
3.2 Back Light Unit
4. Block Diagram ----------------------------------------------------------------------------------- (17)
4.1 TFT LCD Module
4.2 Back Light Unit
5. Input Terminal Pin Assignment -------------------------------------------------------------- (18)
5.1 Input Signal & Power
5.2 LVDS Interface
5.3 Back Light Unit
5.4 Input Signals, Basic Display Colors and Gray Scale of Each Color
6. Interface Timing --------------------------------------------------------------------------------- (25)
6.1 Timing Parameters (DE only mode)
6.2 Timing Diagrams of interface Signal (DE only mode)
6.3 Power ON/OFF Sequence
6.4 VDD Power Dip Condition
7. Outline Dimension ------------------------------------------------------------------------------- (29)
8. Reliability Test ------------------------------------------------------------------------------------ (31)
9. Packing -------------------------------------------------------------------------------------------- (32)
10. Marking & Others ------------------------------------------------------------------------------- (33)
11. General Precaution ---------------------------------------------------------------------------- (35)
11.1 Handling
11.2 Storage
11.3 Operation
11.4 Others
MODEL LTM190EX-L31 Doc. No 05-000-G-080731 Page 2/37
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* Revision History Approval Specification
Rev.
Date Page Summary
No
Jul. 09, 000 All Approval specification of LTM190EX-L31-2 model was issued first.
2008
MODEL LTM190EX-L31 Doc. No 05-000-G-080731 Page 3/37
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General Description Approval Specification
Description
LTM190EX-L31 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 19.0" is 1280
x 1024 and this model can display up to 16.7 millions colors.
Features
RoHS compliance (Pb-free)
High contrast ratio, high aperture ratio, fast response time
TN(Twisted Nematic) mode
2 dual CCFTs(Cold Cathode Fluorescent Tube)
DE(Data Enable) mode
LVDS (Low Voltage Differential Signaling) interface (2pixel/clock)
COMPACT SIZE DESIGN
TCO'03 compliance
Applications
Workstation & desktop monitors
Display terminals for AV application products
Monitors for industrial machine
* If the module is used to other applications besides the above, please contact SEC
in advance.
General Information
Items Specification Unit Note
Pixel Pitch 0.294(H) x 0.294(W) mm
Active Display Area 376.32(H) x 301.056(V) mm
Surface Treatment Haze 25%, Hard Coating(3H)
Display Colors 16.7M ( 6bit Hi-FRC) colors
Number of Pixels 1280 x 1024 pixel
Pixel Arrangement RGB vertical stripe
Display Mode Normally White
Power Consumption 25 Watt (Typ.)
Luminance of White 300(Typ.) cd/
MODEL LTM190EX-L31 Doc. No 05-000-G-080731 Page 4/37
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Approval Specification
Mechanical Information
Item Min. Typ. Max. Unit Note
Horizontal (H) 395.5 396.0 396.5 mm
Module w/o inverter ass'y
Vertical (V) 323.5 324.0 324.5 mm
size
Depth (D) - - 17.0 mm
Weight - - 2.450 g LCD module only
Note (1) Mechanical tolerance is