PT6523-HQ 查看數據表（PDF） - Princeton Technology

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PT6523-HQ

LCD Driver IC with Key Input Function

Princeton Technology 

1/3 Duty General Purpose LCD Driver IC

Tel:886-2-66296288

Fax:886-2-29174598

URL:http://www.princeton.com.tw

PT6523

PIN DESCRIPTION

Pin Name

SG1 to SG52

COM1 to COM3

VDD

/INH

VDD1

VDD2

VSS

OSC

CE

CLK

DI

I/O

Description

O

Segment Output Pins

Common Driver Output Pins

- Power Supply

Display OFF Control Input Pin

I When this pin is Low, the display is forcibly turned off.

(SG1~SG52, COM1~COM3 are set to Low) (see Note)

Used for the 2/3 Bias Voltage when the Bias Voltages are

I provided externally. Connect to VDD2 when 1/2 bias is

used.

Used for 1/3 Bias Voltage when the Bias Voltage are

I provided externally. Connect to VDD1 when 1/2 Bias is

used.

- Ground Pin

I/O Oscillation Input/Output Pin

I Chip Enable Pin

I Synchronization Clock

I Transfer Data Pin

Pin No.

1 to 52

53 to 55

56

57

58

59

60

61

62

63

64

Note: When /INH = Low: Serial data transfers can be performed when the display is forcibly off.

PT6523 V1.8

-5-

July, 2007

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