DP8228 Datasheet PDF - National System Controller and Bus Driver Specs

DP8228 - System Controller and Bus Driver

Datasheet Summary

Description

The DP8228 DP8228M DP8238 DP8238M are system controller bus drivers contained in a standard 28-pin dualin-line package The chip which is fabricated using Schottky Bipolar technology generates all the read and write control signals required to directly interface the memory and input output components

Features

Y Y Y Y Y Y Y Single chip system controller and bus driver for 8080A Microcomputer Systems Allows use of multibyte CALL instructions for Interrupt Acknowledge Provides user-selected single-level interrupt vector (RST 7) Provides isolation of data bus Supports a wide variety of system bus structures Reduces system component count DP8238 DP8238M provides advanced Input Output Write and Memory Write control signals for large system timing control 8080A Microcomputer Family Block Diagram TL F 6.

Datasheet Details

Part number	DP8228
Manufacturer	National
File Size	137.46 KB
Description	System Controller and Bus Driver
Datasheet	DP8228 Datasheet
Additional preview pages of the DP8228 datasheet.

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Full PDF Text Transcription

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DP8228 DP8228M DP8238 DP8238M System Controller and Bus Driver December 1988 DP8228 DP8228M DP8238 DP8238M System Controller and Bus Driver General Description The DP8228 DP8228M DP8238 DP8238M are system controller bus drivers contained in a standard 28-pin dualin-line package The chip which is fabricated using Schottky Bipolar technology generates all the read and write control signals required to directly interface the memory and input output components of the 8080A microcomputer family The chip also provides drive and isolation for the bidirectional data bus of the 8080A microprocessor Data bus isolation enables the use of slower memory and input output components in a system and provides for enhanced system noise immunity A user-selected signal-level interrupt vector (RST 7) is prov

Published: Jul 21, 2005 |