GM82C765 Datasheet - Hynix Semiconductor

GM82C765, FLOPPY DISK SUBSYSTEM CONTROLLER

GM82C765B GM82C765B FLOPPY DISK SUBSYSTEM CONTROLLER General .
The GM82C765B is a CMOS LSI device which interfaces a host microprocessor to the floppy disk drive.

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GM82C765_HynixSemiconductor.pdf

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Datasheet Details

Part number:

GM82C765

Manufacturer:

Hynix Semiconductor

File Size:

222.42 KB

Description:

FLOPPY DISK SUBSYSTEM CONTROLLER

Features

* 1 GM82C765B Pin Configuration RD WR CS AO DACK TC DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 DMA IRQ LDOR LDCR RST RDD 1 2 3 4 5 6 7 8 9 10 GM82C765B 11 12 13 14 15 16 17 18 19 20 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 VCC IDX TROO DS4., MO2 WP RPM, RWC HDL MO2. DS4 MO1, DS3 DS2 VSS

Applications

* the device provides qualification of interrupt and DMA requests. The disk drive interface of the GM82C765B connects directly to up to four drives. All drive-related inputs are Schmitt triggers and the drive outputs are open drain, and sink 48 mA. The GM82C765B uses two clock inputs which provide th

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