PC87312 - Floppy Disk Controller

National Semiconductor

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Datasheet Details

Part number	PC87312
Manufacturer	National Semiconductor
File Size	865.77 KB
Description	Floppy Disk Controller
Datasheet	PC87312-NationalSemiconductor.pdf

PC87312 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 |