UPD75P308 Datasheet (NEC) - 4-BIT SINGLE-CHIP MICROCOMPUTER

UPD75P308, 4-BIT SINGLE-CHIP MICROCOMPUTER

The µPD75P308 is a model of the µPD75308 equipped with a one-time PROM or EPROM instead of an internal mask ROM.

Two types are available as the µ PD75P308.

The one-time PROM type is ideal for production of a small quantity of many different types of application systems as data can only be written on

UPD75P308 Features

* µ PD75308 compatible Memory capacity

* Program memory (PROM): 8064 x 8 bits

* Data memory (RAM): 512 x 4 bits

* Can be connected to a pull-up resistor through software: Ports 0-3, 6, 7 Open-drain input/output: Ports 4 and 5 Single p