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82C37A Datasheet CMOS High Performance Programmable Dma Controller

Manufacturer: Harris Corporation

Overview: SEMICONDUCTOR 82C37A March 1997 CMOS High Performance Programmable DMA.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number 82C37A
Manufacturer Harris Corporation
File Size 204.61 KB
Description CMOS High Performance Programmable DMA Controller
Datasheet 82C37A 82C37 Datasheet (PDF)

General Description

• Compatible with the NMOS 8237A • Four Independent Maskable Channels with Autoinitialization Capability • Cascadable to any Number of Channels • High Speed Data Transfers: - Up to 4MBytes/sec with 8MHz Clock - Up to 6.25MBytes/sec with 12.5MHz Clock • Memory-to-Memory Transfers • Static CMOS Design Permits Low Power Operation - ICCSB = 10µA Maximum - ICCOP = 2mA/MHz Maximum • Fully TTL/CMOS Compatible • Internal Registers may be Read from Software The 82C37A is an enhanced version of the industry standard 8237A Direct Memory Access (DMA) controller, fabricated using Harris’ advanced 2 micron CMOS process.

Pin compatible with NMOS designs, the 82C37A offers increased functionality, improved performance, and dramatically reduced power consumption.

The fully static design permits gated clock operation for even further reduction of power.

82C37A Distributor