PC87312 - Floppy Disk Controller

Product Overview

National Semiconductor

Datasheet Details

Part number	PC87312
Manufacturer	National Semiconductor
File Size	865.77 KB
Description	Floppy Disk Controller
Datasheet	PC87312 Datasheet
Additional preview pages of the PC87312 datasheet.

Product details

Description

The PC87311A 12 incorporates a floppy disk controller (FDC) two full function UARTs a bidirectional parallel port and IDE interface control logic in one chip The PC87311A includes standard AT XT address decoding for on-chip functions and a Configuration Register offering a single chip solution to the most commonly used IBM PC PC-XT and PC-AT peripherals The PC87312 includes standard AT address decoding for on-chip functions and a Configuration Register set offering a single chip solution to the

Features

Y 100% compatible with IBM PC XT and AT architectures (PC87311A) or ISA EISA and Micro Channel architectures (PC87312) Y FDC Software compatible with the DP8473 the 765A and the N82077 16-byte FIFO (default disabled) Burst and Non-Burst modes Perpendicular Recording drive support High performance internal analog data separator (no external filter components required) Low power CMOS with power down mode Y UARTs Software compatible with the INS8250N-B and the NS16450 (PC87311A) or PC16550A and PC1.

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Published: Feb 22, 2015 |