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UPD75218 Datasheet - NEC

UPD75218_NEC.pdf

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Datasheet Details

Part number:

UPD75218

Manufacturer:

NEC

File Size:

531.77 KB

Description:

4-bit microcomputer.

UPD75218, 4-BIT MICROCOMPUTER

DATA SHEET MOS INTEGRATED CIRCUIT µPD75218 4-BIT SINGLE-CHIP MICROCOMPUTER The µPD75218 is a microcomputer with a CPU capable of 1-, 4-, and 8-bit-wise data processing, ROM, RAM, I/O ports, an FIP controller/driver, a watch timer, a timer/pulse generator capable of outputting 14-bit PWM pulses, a serial interface and a vectored interrupt function integrated on a single chip.

It is most suitable for applications which use fluorescent display tubes as display devices and require the timer/ watc

UPD75218 Features

* On-chip large-capacity ROM and RAM

* Program memory (ROM) : 32K × 8 bits

* Data memory (RAM) : 1K × 4 bits

* Architecture equal to that of an 8-bit microcomputer

* High-speed operation: Minimum instruction execution time : 0.67 µs (when the microcomputer ope

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