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INS8212 Datasheet 8-Bit Input/Output Port

Manufacturer: National Semiconductor (now Texas Instruments)

General Description

The INS8212 is an 8-bit input/output port contained in a standard 24-pin dual-in-line package_ The device, which is fabricated using Schottky Bipolar technology, is part of National Semiconductor's INS8080A microprocessor family.

The INS8212 can be used to implement latches, gated buffers, or multiplexers.

Thus, all of the major peripheral and input/output functions of a microcomputer system can be implemented with this device.

Overview

~National ~ Semiconductor ,APRIL 1978 INS8212 8-Bit Input/Output Port.

Key Features

  • 8-Bit Data Latch and Buffer.
  • Service Request Flip-Flop for Generation and Control of Interrupts.
  • 0.25 mA Input Load Current.
  • TRI-STATE TTLOutplt Drive Capability.
  • Outputs Sink 15 mA.
  • Asynchronous Latch Clear.
  • 3.65V Output f9r Dire. ct Interface to INSS080A.
  • Reduces System Package Count by Replacing Buffers, Latches, and Multiplexers in Microcomputer Systems.