GENERAL DESCRIPTION

The MSM 9004-03/04 is an LCD driver for dynamic display with a 1/4 duty and 50-dot segment driver. It can display up to 200 segments.

FEATURES

• Logic power supply voltage (VDD) : 5.0 V ± 10

• LCD drive power supply voltage (VLCD) : 3.7 V to 5.5 V

• Serial transfer clock frequency : 2 MHz max.

• LCD output resistance

Common driver : 20 kΩ

Segment driver : 60 ΩW

• Display duty : 1/4

• LCD segment output : 50

• Maximum number of display segments : 200 segments max.

• Display blanking terminal attached

• Operating temperature range : –40 to +85˚C

• Interface with microcontroller

MSM9004-03 : LOAD, DATA, CLOCK1, CLOCK2

MSM9004-04 : LOAD, DATA, CLOCK2

• System clock

MSM9004-03 : external input

MSM9004-04 : internal oscillation circuit (external resistor and capacitor required)

• Package:

64-pin plastic QFP (QFP 64-P-1414-0.80-BK) (Product name : MSM9004-03GS-BK)

(Product name : MSM9004-04GS-BK)

• Comparison of device codes with functions