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HS1-82C55ARH Datasheet

Radiation Hardened CMOS Programmable Peripheral Interface

Manufacturer: Intersil (now Renesas)

HS1-82C55ARH Overview

The Intersil HS-82C55ARH is a high performance, radiation hardened CMOS version of the industry standard 8255A and is manufactured using a hardened field, self-aligned silicongate CMOS process. It is a general purpose programmable I/O device which may be used with many different microprocessors. There are 24 I/O pins which are organized into two 8-bit and two 4-bit ports.

HS1-82C55ARH Key Features

  • Radiation Hardened
  • Total Dose >105 RAD (Si)
  • Transient Upset <108 RAD (Si)/s
  • Latch Up Free EPI-CMOS
  • Low Power Consumption
  • IDDSB = 20µA
  • Pin patible with NMOS 8255A and the Intersil 82C55A
  • High Speed, No “Wait State” Operation with 5MHz HS-80C86RH
  • 24 Programmable I/O Pins
  • Bus-Hold Circuitry on All I/O Ports Eliminates Pull-Up Resistors

HS1-82C55ARH Distributor