DS07-12528-2E

FUJITSU SEMICONDUCTOR

DATA SHEET

8-bit Proprietary Microcontroller

CMOS

MB89143A/144A

s DESCRIPTION

proprietary 8-bit, single-chip microcontrollers.

In addition to a compact instruction set, the microcontrollers contain peripheral functions such as dual-clock

control system, five operating speed control stages, timers, a serial interface, an A/D converter, buzzer output,

high voltage driver, watch prescaler, and an external interrupt. The MB89143A/144A is applicable to a wide range

of applications from welfare products to industrial equipment.

s FEATURES

• Minimum execution time: 0.50

µs/8.0-MHz oscillation

• Interrupt servicing time: 4.50

µs/8.0-MHz oscillation

Multiplication and division instructions

Instruction set optimized for controllers

16-bit arithmetic operations

Test and branch instructions

Bit manipulation instructions, etc.

• Dual-clock control system

• High-voltage ports: 24 channel

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s PACKAGE

(DIP-64P-M01)

64-pin Plastic SH-DIP