FD1791B Datasheet | Western Digital

IIVESTERIV DIGITAL CDR PO RAT /0 N FD1791A/B Floppy Disk Formatter/Controller Features - SOFT SECTOR FORMAT PATIBILITY - AUTOMATIC TRACK SEEK WITH VERIFI- CATION - ACMODATES SINGLE AND DOUBLE DENSITY FORMATS IBM 3740 Single Density (FM) IBM System 34 Double Density (MFM) - READ MODE Single/Multiple Record Read with Automatic Search or Entire Track Read Selectable 128 Byte or Variable Length Record - WRITE MODE Single/Multiple Record Write with Automatic Sector Search Entire Track Write for Diskette Initialization - PROGRAMMABLE CONTROLS Selectable Track to Track Stepping Time Selectable Head Settling and Head Engage Times - SYSTEM PATIBILITY Double Buffering of Data 8 Bit...