Product Specification

LP101WX1

Liquid Crystal Display

3-7. Power Sequence

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

Dimming control signal

Of LED BL

PWM

0V (Low)

T

8

T

10

LED on/off control Signal

LED_EN

T

11

T

9

Valid Data

Valid Data

0V (Off)

3.0V

3.0V

Ver. 1.1

May. 15, 2011

13 / 27

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

10

-

-

ms

T

9

0

-

-

ms

T

10

0

-

-

ms

T

11

10

-

-

ms

T

12

0.5

-

-

ms

Logic

Parameter

Value

Units

Min.

Typ.

Max.

T

1

0.5

-

10

ms

T

2

0

-

50

ms

T

3

0

-

50

ms

T

4

400

-

-

ms

T

5

200

-

-

ms

T

6

200

-

-

ms

T

7

3

-

10

ms

LED input Voltage

VLED

0V

90%

10%

T

12

90%