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WD1691 Datasheet FLOPPY SUPPORT LOGIC

Manufacturer: Western Digital

Overview: WESTERN DIGITAL c oR p o R A T oN WD1691 FLOPPY SUPPORT LOGIC (F.S.L.

Datasheet Details

Part number WD1691
Manufacturer Western Digital
File Size 367.72 KB
Description FLOPPY SUPPORT LOGIC
Download WD1691 Download (PDF)

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 frequency.

Key Features

  • . . Direct interface to the FD179X.
  • Eliminates external FDC Logic . . Data Separation/RCLK.