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WS82C55A-5C - CMOS Programmable peripheral Interface

Description

The WS82C55A 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.

Features

  • Pin Compatible with NMOS 8255A.
  • 24 Programmable I/O Pins.
  • Fully TTL Compatible.
  • High Speed, No “Wait State” Operation with 5MHz 80C86 and 8MHz 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 WS82C55A.

📥 Download Datasheet

Datasheet Details

Part number WS82C55A-5C
Manufacturer Wing Shing Computer Components
File Size 476.66 KB
Description CMOS Programmable peripheral Interface
Datasheet download datasheet WS82C55A-5C Datasheet

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Full PDF Text Transcription

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CMOS Programmable peripheral Interface Features • Pin Compatible with NMOS 8255A • 24 Programmable I/O Pins • Fully TTL Compatible • High Speed, No “Wait State” Operation with 5MHz 80C86 and 8MHz 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 WS82C55A Description The WS82C55A 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.
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