Part UM8329BT
Description Floppy Disk Interface
Manufacturer UMC
Size 311.52 KB
UMC
UM8329BT

Overview

The UM8329/B is an MOS integrated circuit designed to complement either the 179X or 8272A (765A) type of floppy disk controller chip. It incorporates a digital data separator, write precompensation logic, and a head-load timer in one O.3-inch wide 20-pin package.

  • Digital date separator Performs complete data separation function for floppy disk drives Separates FM and MFM encoded data No critical adjustments necessary 5%" and 8" compatible
  • Variable write precompensation
  • Internal crystal osci lIator circu it
  • Track-selectable write precompensation
  • Retriggerable head-load timer
  • Compatible with the FDC 179X, 8272A, and other standard floppy disk controllers
  • SAN-III MOS N-CHANNEL TECHNOLOGY
  • Single + 5 volt supply
  • TTL compatible