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82C55 - 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.

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Datasheet preview – 82C55

Datasheet Details

Part number 82C55
Manufacturer Wing Shing Computer Components
File Size 476.66 KB
Description CMOS Programmable peripheral Interface
Datasheet download datasheet 82C55 Datasheet
Additional preview pages of the 82C55 datasheet.

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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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