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W78C516 - 8-BIT MICROCONTROLLER

This page provides the datasheet information for the W78C516, a member of the W78 8-BIT MICROCONTROLLER family.

Datasheet Summary

Description

The W78C516 is a derivative of the W78C52 microcontroller family that provides extended internal ROM.

The chip has 64K bytes of mask ROM and 256 bytes of RAM.

Features

  • DC to 40 MHz extensive operating frequency.
  • 256-byte on-chip scratch pad RAM.
  • 64K-byte on-chip mask ROM.
  • 64K-byte address space for external Program Memory.
  • 64K-byte address space for external Data Memory.
  • Three 16-bit timer/counters.
  • Four 8-bit bit-addressable I/O ports.
  • One extra 4-bit bit-addressable I/O port (available on 44-pin PLCC/QFP package).
  • Six-source, two priority-level interrupts.
  • Built-in pro.

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Datasheet preview – W78C516

Datasheet Details

Part number W78C516
Manufacturer Winbond
File Size 14.39 KB
Description 8-BIT MICROCONTROLLER
Datasheet download datasheet W78C516 Datasheet
Additional preview pages of the W78C516 datasheet.

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Full PDF Text Transcription

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PRELIMINARY W78C516 8-BIT MICROCONTROLLER GENERAL DESCRIPTION The W78C516 is a derivative of the W78C52 microcontroller family that provides extended internal ROM. The chip has 64K bytes of mask ROM and 256 bytes of RAM. This device provides an enhanced architecture that makes it more powerful and suitable for a variety of applications for general control systems. It provides on-chip 64KB mask ROM to accommodate large program codes, 256-bytes of non-volatile on-chip RAM, four 8-bit I/O ports, one 4-bit I/O port, three 16-bit timer/counters, eight sources with two-level interrupt structures, and on-chip oscillator clock circuits.
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