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W78E54 - 8-BIT MICROCONTROLLER

Download the W78E54 datasheet PDF. This datasheet also covers the W78 variant, as both devices belong to the same 8-bit microcontroller family and are provided as variant models within a single manufacturer datasheet.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (W78-E54.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number W78E54
Manufacturer Winbond
File Size 269.12 KB
Description 8-BIT MICROCONTROLLER
Datasheet download datasheet W78E54 Datasheet

General Description

The W78E54 is an 8-bit microcontroller that is functionally compatible with the W78C54, except that the mask ROM is replaced by a flash EEPROM with a size of 16 KB.

Overview

W78E54 GENERAL.

Key Features

  • 8-bit CMOS microcontroller.
  • Fully static design.
  • Low standby current at full supply voltage.
  • DC-40 MHz operation.
  • 256 bytes of on-chip scratchpad RAM.
  • 16 KB electrically erasable/programmable EPROM.
  • 64 KB program memory address space.
  • 64 KB data memory address space.
  • Four 8-bit bidirectional ports.
  • One extra 4-bit bit-addressable I/O port, additional INT2 / INT3 (available on 44-pin PLCC/QFP package).

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