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HD68B21, HD68A21 Peripheral Interface Adapter

HD68B21 Description

HD6821, HD68A21, HD68B21 P I A (Peripheral Interface Adapter) The HD6821 Peripheral Interface Adapter provides the universal means of interfacing pe.

HD68B21 Features

* Two Bi-directional 8-Bit Peripheral Data Bus for interface to Peripheral devices Two Programmable Control Registers Two Programmable Data Direction Registers Four Individually-Controlled Interrupt Input Lines: Two Usable as Peripheral Control Outputs Handshake Control Logic for Input and Output Peri

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This datasheet PDF includes multiple part numbers: HD68B21, HD68A21. Please refer to the document for exact specifications by model.
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Datasheet Details

Part number
HD68B21, HD68A21
Manufacturer
Hitachi
File Size
774.00 KB
Datasheet
HD68A21-Hitachi.pdf
Description
Peripheral Interface Adapter
Note
This datasheet PDF includes multiple part numbers: HD68B21, HD68A21.
Please refer to the document for exact specifications by model.

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Peripheral Interface Adapter Hitachi
Hitachi HD68B21-like datasheet