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Product Information
Issued Date : Aug 17, 2004
SAMSUNG TFT-LCD
MODEL NO. : LTA400W2-L01
Note :
Any Modification of Spec is not allowed without SEC's permission.
Senior Engineer :
PREPARED BY : AMLCD TECHNICAL CUSTOMER SERVICE TEAM
Samsung Electronics Co . , LTD.
Doc . No LTA400W2-L01 Rev. No. 0.0-040817 Page / 31
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Product Information
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 -------------------------- (11)
3.1 TFT LCD Module
3.2 Back-light Unit
4. Block Diagram -------------------------- (15)
4.1 TFT LCD Module
4.2 Back-light Unit
5. Input Terminal Pin Assignment -------------------------- (16)
5.1 Input Signal & Power
5.2 LVDS Interface
5.3 Inverter Unit
5.4 Inverter Specification
5.5 Input Signals, Basic Display Colors and Gray Scale of Each Color
6. Interface Timing -------------------------- (21)
6.1 Timing Parameters (DE only mode)
6.2 Timing Diagrams of interface Signal (DE only mode)
6.3 Power ON/OFF Sequence
7. Outline Dimension -------------------------- (24)
8. Packing -------------------------- (26)
9. Marking & Others -------------------------- (27)
10. General Precautions -------------------------- (29)
Doc . No LTA400W2-L01 Rev. No. 0.0-040817 Page / 31
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Product Information
Revision History
No Date Page Before change After change remark
Constrast Ratio[Min, Typ] = Constrast Ratio[Min, Typ] =
Changed
[500, 800] [700, 800]
Color Chromaticity Red [Rx, Color Chromaticity Red [Rx,
Changed
Ry] = [TBD, TBD] Ry] = [0.638, 0.331]
7
Color Chromaticity Green [Gx, Color Chromaticity Green [Gx,
Changed
Gy] = [TBD, TBD] Gy] = [0.282, 0.595]
Color Chromaticity Blue [Bx, Color Chromaticity Blue [Bx,
Changed
By] = [TBD, TBD] By] = [0.144, 0.237]
Power Consumption (a) Black Power Consumption (a) Black
Changed
[Min, Max] = [-, 1100] [Min, Max] = [1300, 1500]
Power Consumption (a) White Power Consumption (a) White
Changed
11 [Min, Max] = [-, 1700] [Min, Max] = [1600, 1700]
Power Consumption (a) Power Consumption (a)
N-pattern [Min, Max] = [-, N-pattern [Min, Max] = [1700, Changed
2000] 2000]
Lamp Current[Min, Typ, Max] Lamp Current[Min, Typ, Max]
Changed
= [4.0, 5.5, 7.0] = [4.0, 5.5, 6.5]
0.0 2004.08.17
Lamp Voltage[Min, Typ, Max] Lamp Voltage[Min, Typ, Max]
Changed
= [-, TBD, -] = [1480, 1540, 1600]
Lamp Frequency[Min, Max] = Lamp Frequency[Min, Max] =
14 Changed
[-, -] [40, 80]
Operation Life Time[Min] =
Operation Life Time[Min] = [-] Changed
[50000]
Start Up Voltage Max[0 , 25 Start Up Voltage Max[0 , 25
Changed
] = [TBD, TBD] ] = [2500, 1990]
Input Current[Typ] = [TBD] Input Current[Typ] = [8] Changed
19 PWM Frequency[Min, Typ, PWM Frequency[Min, Typ,
Changed
Max] = [120, -, 240] Max] = [120, 150, 180]
Clock[Min, Typ, Max] = [65, Clock[Min, Typ, Max] = [60,
Changed
80, 90] 80, 85]
Hsync[Min, Typ, Max] = [43, Hsync[Min, Typ, Max] = [43,
21 Changed
48, 53] 50, 53]
Horizontal Total[Min, Typ, Horizontal Total[Min, Typ,
Changed
Max] = [1570, 1600, 1700] Max] = [1552, 1600, 1656]
Doc . No LTA400W2-L01 Rev. No. 0.0-040817 Page / 31
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Product Information
General Description
* Description
LTA400W2-L03 is a color active matrix TFT (Thin Film Transistor) liquid crystal display
(LCD) that uses amorphous silicon TFTs as a switching devices. This model is composed of a
TFT LCD panel, a driver circuit and a back-light system. The resolution of a 40.0" contains
1366 x 768 pixels and can display up to 16.7 million colors with wide viewing angle of 85
