MSM9004-03GS-BK 查看數據表（PDF） - Oki Electric Industry

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MSM9004-03GS-BK

1/4 DUTY LCD DRIVER WITH 4-DOT COMMON DRIVER AND 50-DOT SEGMENT DRIVER

Oki Electric Industry 

¡ Semiconductor

MSM9004-03/04

ABSOLUTE MAXIMUM RATINGS

Parameter

Power Supply Voltage

LCD Driving Voltage

Input Voltage

Power Dissipation

Storage Temperature

Symbol

VDD

VLCD

VIN

PD

TSTG

Condition

—

—

—

Ta = +85˚C

—

Rating

Unit

–0.3 to +6.5

V

–0.3 to VDD +0.3

V

–0.3 to VDD +0.3

V

450

mW

–55 to +150

°C

RECOMMENDED OPERATING CONDITIONS

Parameter

Power Supply Voltage

LCD Driving Voltage

System Clock Frequency

Self Oscillation Frequency

Shift Frequency (Max)

Operating Temperature

Symbol

Condition

VDD

—

VLCD * 1

*2

fCP1

Applied to MSM9004-01

fOSC Applied to MSM9004-02

fCP2

—

Top

—

Range

Unit

4.5 to 5.5

V

3.7 to VDD * 3 V

1.5 to 4.3

kHz

1.5 to 4.3

kHz

2.0

MHz

–40 to +85

°C

*1:

VDD–VLC3

*2:

The following relationship must be kept:

VDD>VLC1>VLC2≥VSS

VLC1=VDD –

1

3

(VDD –

VLC3)

VLC2=VDD –

2

3

(VDD –

VLC3)

VLC3=VDD –

3

3

(VDD –

VLC3)

*3:

VDD is the reference potential for the LCD driving voltage. To decide the LCD driving

voltage, change the voltage between VLC3 and VSS (VLC3 > 0).

7/15

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