WD1691 Datasheet - Western Digital

FLOPPY SUPPORT LOGIC

WD1691 Features

* .. Direct interface to the FD179X

* Eliminates external FDC Logic .. Data Separation/RCLK GENERATION .. Write Precompensation Signals

* VFOE/WF Demultiplexing

* Programmable Density o 8" or 5.25" Drive Compatible .. All inputs and outputs TTL Compatible Single +5V Supply GE

WD1691 General Description

The WD1691 F.S.L. has been designed to minimize the external logic required to interface the 179X Family of Floppy Disk Controllers to a drive. With the use of an external VCO, the WD 1691 will generate the RCLK signal for the WD179X, while providing an adjustment pulse (PUMP) to control the VCO fre.

WD1691 Datasheet (367.72 KB)

WD1691 Datasheet Preview — Preview of WD1691 PDF

Datasheet Details

Part number:

WD1691

Manufacturer:

Western Digital

File Size:

367.72 KB

Description:

Floppy support logic.

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WD1691 FLOPPY SUPPORT LOGIC Western Digital

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WD1691 Features

WD1691 General Description

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