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MD82C55A Datasheet CMOS Programmable Peripheral Interface

Manufacturer: Intersil (now Renesas)

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General Description

The Intersil 82C55A is a high performance CMOS version of the industry standard 8255A and is manufactured using a self-aligned silicon gate CMOS process (Scaled SAJI IV).

It is a general purpose programmable I/O device which may be used with many different microprocessors.

There are 24 I/O pins which may be individually programmed in 2 groups of 12 and used in 3 major modes of operation.

Overview

82C55A June 1998 CMOS Programmable Peripheral Interface.

Key Features

  • Pin Compatible with NMOS 8255A.
  • 24 Programmable I/O Pins.
  • Fully TTL Compatible.
  • High Speed, No “Wait State” Operation with 5MHz and 8MHz 80C86 and 80C88.
  • Direct Bit Set/Reset Capability.
  • Enhanced Control Word Read Capability.
  • L7 Process.
  • 2.5mA Drive Capability on All I/O Ports.
  • Low Standby Power (ICCSB).
  • . .10µA Ordering Information PART.

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