INS1771-1 Datasheet - National Semiconductor

INS1771-1 Floppy Disk Formatter/Controller

The INS1771-1 is a programmable floppy disk formatter/ controller chip contained in a standard 40'pin dual-in * line package. The chip. which is fabricated using N-channel silicon gate technology. interfaces a floppy disk drive directly to a computer interface bus. The I NS1771-1 provides soft se.

INS1771-1 Features

* Soft Sector Format Compatibility

* Automatic Track Seek with Verification

* Provisions for Miniature Floppy Disk Interface

* Read Mode Capabil ities Single/Multiple Record Read with Automatic Sector Search or Entire Track Read Selectable 128-8yte or Variable Record

INS1771-1-NationalSemiconductor.pdf