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CXP82940/82948/82952/82960

E95130-PK

CMOS 8-bit Single Chip Microcomputer

Description

The CXP82940/82948/82952/82960 is a CMOS 8-bit

single chip microcomputer integrating on a single

chip an A/D converter, serial interface, timer/counter,

time

base

timer,

fluorescent

display

panel

transmission circuit, remote control reception circuit,

and

32kHz

timer/counter

besides

the

basic

configurations of 8-bit CPU, ROM, RAM, and I/O

port.

Features1

• Wide-range instruction system (213 instructions)

to cover various types of data

— 16-bit arithmetic/multiplication and division/boolean bit operation instructions

• Minimum instruction cycle

250ns at 16MHz operation

(122µs at 32kHz operation)

• Incorporated ROM capacity

40K bytes (CXP82940)

48K bytes (CXP82948)

52K bytes (CXP82952)

60K bytes (CXP82960)

• Incorporated RAM capacity

2048 bytes (including fluorescent display area)

• Periphera; functions

— A/D converter

8-bit, 8-channel, successive approximation method

(Conversion time of 20µs/16MHz)

— Serial interface

Buffer RAM incorporated (Auto transfer for 1 to 32 bytes), 1 channel

8-bit, 8-stage FIFO incorporated

(Auto transfer for 1 to 8 bytes), 1 channel

— Timers

8-bit timer, 8-bit timer/counter, 19-bit time base timer

32kHz timer/counter

— Fluorescent display panel controller/driver

Maximum of 196 segments display possible

1 to 16-digit dynamic display

Dimmer function

High voltage drive output (40V)

Incorporated pull-down resistor (Mask option)

Hardware key scan function

Maximum of 12

× 8 key matrix supportable

— Remote control transmission circuit

Auto transmission for 1 to 32 bytes,

restart function, carrier output function

— Remote control reception circuit

8-bit pulse measurement counter, 6-stage FIFO

• Interruption

16 factors, 15 vectors, multi-interruption possible

• Standby mode

SLEEP/STOP

• Package

80-pin plastic QFP

• Piggyback/evaluation chip

CXP82900 80-pin ceramic QFP

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the

operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

80 pin QFP (Plastic)

Structure

Silicon gate CMOS IC