CXA3272R 查看數據表（PDF） - Sony Semiconductor

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CXA3272R

Driver/Timing Generator for Color LCD Panels

Sony Semiconductor 

CXA3272R

Digital Block Pin Description

Pin

No.

Symbol

Pin

voltage

Equivalent circuit

VDD2

2 HD

3 VD

50k

2k

—

2

3

4 VDD1

5 RPD

6 VSS1

7 CKI

8 CKO

VSS2

—

VDD1

5

1k

1k 5k

—

100k

100k

VSS1

1.5V

0V

VDD1

7

600

—

8

VSS1

Description

External HD and external VD inputs.

When inputting an external CSYNC,

input to HD and connect VD to GND.

Set to external sync signal input with

the serial bus.

Connect to GND other than during

external sync signal input.

Power supply for VCO.

Phase comparator output.

GND for VCO.

Inverter I/O for external VCO.

When using the internal VCO, fix CKI to

the GND potential and leave CKO open.

9 SEN

10 SDAT

11 SCK

13 VDD2

14 VDD0

16 VSS0

VDD2

9

2k

—

10

11

VSS2

—

—

—

–8–

Serial bus inputs.

Voltage up to 4.5V can be input

regardless of the VDD2 supply voltage.

Power supply for digital block.

Power supply for digital output block.

GND for digital output block.

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