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LP140WH4 Datasheet(PDF) 13 Page - LG Semicon Co.,Ltd.

Part # LP140WH4
Description  14.0 HD TFT LCD
PDF  32 Pages
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Manufacturer  LG [LG Semicon Co.,Ltd.]
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Logo LG - LG Semicon Co.,Ltd.

LP140WH4 Datasheet(HTML) 13 Page - LG Semicon Co.,Ltd.

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Product Specification
LP140WH4
Liquid Crystal Display
Ver. 1.1
Dec. 17, 2010
13 / 32
3-7. Power Sequence
Note)
1. Do not insert the mating cable when system turn on.
2. Valid Data have to meet “3-3. LVDS Signal Timing Specifications”
3. LVDS, LED_EN and PWM need to be on pull-down condition on invalid status.
4. LGD recommend the rising sequence of VLED after the Vcc and valid status of LVDS turn on.
Table 6. POWER SEQUENCE TABLE
LED
Parameter
Value
Units
Min.
Typ.
Max.
T
8
0
-
-
ms
T
9
0
-
-
ms
T
10
0
-
-
ms
T
11
0
-
-
ms
T
12
0.5
-
-
ms
T
13
0
-
-
ms
Logic
Parameter
Value
Units
Min.
Typ.
Max.
T
1
0.5
-
10
ms
T
2
0
-
50
ms
T
3
0
-
-
ms
T
4
150
-
-
ms
T
5
200
-
-
ms
T
6
0
-
-
ms
T
7
0
-
10
ms
T
7
Interface Signal, V
i
LVDS
Power Supply Input
VCC
90%
10%
10%
0V
90%
T
1
T
2
T
3
T
4
T
5
T
6
0V
LED BL
Dimming Control Signal
PWM
0V (Low)
T
8
LED Driver Input Voltage
VLED
T
10
LED BL
On/Off Control Signal
LED_EN
T
11
T
9
Valid Data
0V
Valid Data
0V (Off)
90%
10%
T
12
90%
3.0V
3.0V
10%
T
13



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