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UCOM-44 - 4-BIT SINGLE CHIP MICROCOMPUTER

Datasheet Summary

Features

  • 1000x8ROM.
  • 64 x 4 RAM.
  • 10 MS Instruction Cycle Time, Typical.
  • 58 Powerful Instructions - Table Look.
  • Up Capability with CZP and JPA Instructions - Single Bit Manipulation of RAM or I/O Ports.
  • 1-Level Subroutine Stack (MPD651 has a 2-Level Stack).
  • Extensive I/O Capability Two 4-Bit Input Ports Two 4-Bit I/O Ports Four 4-Bit Output Ports One 3-Bit Output Port.
  • Software Testable Interrupt.
  • Built.
  • ln Clock Signal Generation Circuit.

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Datasheet Details

Part number UCOM-44
Manufacturer NEC
File Size 118.42 KB
Description 4-BIT SINGLE CHIP MICROCOMPUTER
Datasheet download datasheet UCOM-44 Datasheet
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Full PDF Text Transcription

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NEe Microcomputers, Inc. NEe ~COM-44 4-81T SINGLE CHIP MICROCOMPUTERS DESC R IPTION The MCOM-44 4-bit single chip microcomputers described below comprise the medium·performance portion of the MCOM-4 Microcomputer Family. They are dis· tinguished from other MCOM-4 products by their ROM and RAM, and their extensive 351ine I/O capability. FEATURES.
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