91400 RM (IM) SK No.6719-1/24

Ver.1.04

70899

Preliminary

Overview

The LC877264A, LC877256A and LC877248A are 8 bit single chip microcontrollers with the following on-chip functional

blocks :

- CPU: operable at a minimum bus cycle time of 100 ns

- On-chip ROM Maximum Capacity :

LC877264A

64K bytes

LC877256A

56K bytes

LC877248A

48K bytes

- On-chip RAM capacity: 2048 bytes

- LCD controller / driver

- 16 bit timer / counter (can be divided into two 8 bit timers)

- 16 bit timer / PWM (can be divided into two 8 bit timers)

- Timer for use as date / time clock

- Synchronous serial I/O port (with automatic block transmit / receive function)

- Asynchronous / synchronous serial I/O port

- 12-channel

× 8-bit AD converter

- Small signal detector

- 14-source 10-vectored interrupt system

All of the above functions are fabricated on a single chip.

8-Bit Single Chip Microcontroller with

64/56/48 KB ROM and 2048-Byte RAM On Chip

LC877264A/56A/48A

Ordering number : ENN*6719

CMOS IC