MSM6544 데이터 시트보기 (PDF) - Oki Electric Industry

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MSM6544

42-DOT LCD DRIVER

Oki Electric Industry 

E2B0009-27-Y2

¡ ¡ SemicondSucetormiconductor

MSM6544

42-DOT LCD DRIVER

This version: NMovS.M19695744

Previous version: Mar. 1996

GENERAL DESCRIPTION

The MSM6544 is a 42-segment duplex driver which can drive the LCD panel up to a maximum

of 84 segments.

Since the package is a 56-pin small QFP, an LCD module can be compactly configured. An

internal RC oscillator is provided for ease of use.

FEATURES

• Power supply voltage (VDD) : 3 to 6V

• LCD driving voltage

: 3 to VDD

• Operating temperature

: –40 to +85°C

• Applicable LCD panel

: 1/2 duty, 84 segments (Max)

• Data transmitting clock : 4 MHz (Max)

• Package:

56-pin plastic QFP (QFP56-P-910-0.65-2K) (Product name : MSM6544GS-2K)

BLOCK DIAGRAM

SEG1

SEG42

BLANK

VDD1

VDD2

GND

LOAD

42-DOT SEGMENT DRIVER

42-BIT SELECTOR

L

<A>

42-BIT LATCH

L

<B>

42-BIT LATCH

DATA

DQ

CLOCK

OSC-IN

OSC-C

OSC

OSC-R

42-BIT SI/PO

1/32

COMMON

DRIVER

COM-A

COM-B

VLCM

VLCL

1/12

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