Product Specification

14/ 26

LP173WF1

Liquid Crystal Display

Ver. 1.0

Jan.18.2010

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 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.

10

-

-

ms

0

-

-

ms

0

-

-

ms

10

-

-

ms

0.5

-

-

ms

0

-

5000

ms

Logic

Parameter

Value

Units

Min.

Typ.

Max.

0.5

-

10

ms

0

-

50

ms

0

-

50

ms

400

-

-

ms

200

-

-

ms

200

-

-

ms

3

-

10

ms

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

LED input Voltage

VLED

T

10

LED 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