msm9004-01 Oki Semiconductor, msm9004-01 Datasheet
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msm9004-01
Manufacturer Part Number
msm9004-01
Description
1/3, 1/4 Duty Lcd Driver With 4-dot Common Driver And 49-dot Segment Driver
Manufacturer
Oki Semiconductor
Datasheet
1.MSM9004-01.pdf
(15 pages)
E2B0014-27-Y2
¡ Semiconductor
¡ Semiconductor
MSM9004-01/02
1/3, 1/4 DUTY LCD DRIVER WITH 4-DOT COMMON DRIVER AND 49-DOT SEGMENT DRIVER
GENERAL DESCRIPTION
The MSM 9004-01/02 is an LCD driver for dynamic display with a 1/3 or 1/4 duty select function.
When the 1/3 duty is selected, it can display up to 147 segments, and when the 1/4 duty is
selected, up to 196 segments.
FEATURES
• Logic power supply voltage (V
• LCD drive power supply voltage (V
• Serial transfer clock frequency
• LCD output resistance
• Display duty
• LCD segment output
• Maximum number of display segments
• Display blanking terminal attached
• Operating temperature range
• Interface with microcontroller
• System clock
• Package:
• Comparison of device codes and functions
64-pin plastic QFP (QFP64-P-1414-0.80-BK)
Device code
MSM9004-01
MSM9004-02
MSM9004-03
MSM9004-04
Common driver
Segment driver
For 1/3 duty
For 1/4 duty
MSM9004-01
MSM9004-02
MSM9004-01
MSM9004-02
Function
LCD segment
50
—
—
output
49
—
—
1/3
—
—
DD
Duty
)
1/4
LCD
)
External input
: 5.0 V
: 3.7 V to 5.5 V
: 2 MHz max.
: 20 kW
: 60 kW
: 1/3, 1/4 selectable
: 49
: 147 segments max.
: 196 segments max.
: –40 to +85˚C
: LOAD, DATA, CLOCK1, CLOCK2
: LOAD, DATA, CLOCK2
: external input
: internal oscillation circuit (external resistor
(Product name : MSM9004-01GS-BK)
(Product name : MSM9004-02GS-BK)
—
—
and capacitor required)
System clock
10%
Internal oscillation
Previous version: Mar. 1996
circuit
—
—
This version: Nov. 1997
MSM9004-01/02
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