VL82C37A Datasheet - VLSI

VL82C37A CMOS DIRECT MEMORY ACCESS CONTROLLER

The VL82C37A Direct Memory Access (DMA) Controller serves as a peripheral interface circuit for microprocessor systems, and is designed to improve system performance by allowing external devices to directly transfer information from the system memory. Memory-to-memory transfer capabil~y is also prov.

VL82C37A Features

* Low-power CMOS version of popular 8237A DMA controller

* Four DMA channels

* Individual enable/disable control of DMA requests

* Directly expandable to any number of channels

* Independent auto-initialize feature for all channels

* High performance 8

VL82C37A-VLSI.pdf