UM6521A - Peripheral Interface Adapter

UMC

Download the UM6521A datasheet PDF. This datasheet also covers the UM6521 variant, as both devices belong to the same peripheral interface adapter family and are provided as variant models within a single manufacturer datasheet.

Key Features

Extended performance version of UM6520.
Single +5V power supply.
Two 8-bit bi-directional I/O ports with individual data direction control.
CMOS-compatible peripheral port A lines.
Automatic "handshake" control of data transfers.
Programmable interrupt capability.
Automatic initialization on power up.
1 and 2 MHz versions.
Direct replacement for Motorola MC6821 General Descr~ption The UM6521/A Peripheral Interfac.

📥 Download Datasheet

UM6521A peripheral interface adapter by UMC - Datasheet Preview — Note: The manufacturer provides a single datasheet file (UM6521-UMC.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	UM6521A
Manufacturer	UMC
File Size	525.35 KB
Description	Peripheral Interface Adapter
Datasheet	UM6521A Datasheet

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Other Datasheets by UMC

Part Number	Description
UM6521	Peripheral Interface Adapter
UM6520	Peripheral Interface Adapter
UM6520A	Peripheral Interface Adapter
UM6522	VERSATILE INTERFACE ADAPTER
UM6522A	VERSATILE INTERFACE ADAPTER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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