• Part: UPD8021
  • Description: SINGLE CHIP 8-BIT MICROCOMPUTER
  • Manufacturer: NEC
  • Size: 329.65 KB
Download UPD8021 Datasheet PDF
UPD8021 page 2
Page 2
UPD8021 page 3
Page 3

Datasheet Summary

NEe Microputers, Inc. NEe ILPD8021 SINGLE CHIP 8- BIT MICROPUTER DESCRIPTION The NECIlPD8021 is a stand alone 8-bit parallel microputer incorporating the following Features usually found in external peripherals. The IlPD8021 contains: 1K x 8 bits of mask ROM program memory, 64 x 8 bits of RAM data memory, 21 I/O lines, an B-bit interval timer/event counter, and internal clock circuitry. Features - 8-Bit Processor, ROM, RAM, I/O, Timer/Counter - Single +5V Supply (+4.5V to +6.5V) - NMOS Silicon Gate Technology - 8.381ls Instruction Cycle Time - All Instructions 1 or 2 Cycles - Instructions are Subset of IlPD8048/8748/8035 - High Current Drive Capability - 2 I/O Pins - Clock...