E2B0014-27-Y2
隆 Semiconductor
MSM9004-01/02
隆 Semiconductor
This version: Nov. 1997
MSM9004-01/02
Previous version: Mar. 1996
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
鈥?Logic power supply voltage (V
DD
)
鈥?LCD drive power supply voltage (V
LCD
)
鈥?Serial transfer clock frequency
鈥?LCD output resistance
Common driver
Segment driver
鈥?Display duty
鈥?LCD segment output
鈥?Maximum number of display segments
For 1/3 duty
For 1/4 duty
鈥?Display blanking terminal attached
鈥?Operating temperature range
鈥?Interface with microcontroller
MSM9004-01
MSM9004-02
鈥?System clock
MSM9004-01
MSM9004-02
鈥?Package:
64-pin plastic QFP (QFP64-P-1414-0.80-BK)
鈥?Comparison of device codes and functions
Function
LCD segment
output
Device code
MSM9004-01
MSM9004-02
MSM9004-03
MSM9004-04
50
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
49
1/3
: 5.0 V
鹵
10%
: 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.
: 鈥?0 to +85藲C
: LOAD, DATA, CLOCK1, CLOCK2
: LOAD, DATA, CLOCK2
: external input
: internal oscillation circuit (external resistor
and capacitor required)
(Product name : MSM9004-01GS-BK)
(Product name : MSM9004-02GS-BK)
Duty
1/4
System clock
External input
Internal oscillation
circuit
next
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