8272 Datasheet - Intel Corporation

8272 Single / Double Density Floppy Disk Controller

Hand-shaking signals are provided in the 8272 which make DMA operation easy to incorporate with the aid of an external DMA controller chip, such as the 8237. The FDC will operate in either DMA or Non-DMA mode. In the Non-DMA mode, the FDC generates interrupts to the processor for every transfer of a.

Visit Intel's WWW site for more information on recent products and services. 8272 SINGLE/DOUBLE DENSITY FLOPPY DISK CONTROLLER &amstrad; IBM Compatible in Both Single and Double Density Recording Formats Programmable Data Record Lengths: 128,256,512, or 1024 Bytes/Sector Multi-Sector and Multi-Track Transfer Capability www.DataSheet4U.com Drive up to 4 Floppy Disks Data Scan Capability - Will Scan a Single Sector or an Entire Cylinder's Worth of Data Fields, Comparing on a Byt.

8272 Features

* Address mark detection curcuitry is internal to the FDC which simplifies the phase locked loop and read electronics. The track stepping rate, head load time, and head unload time may be programmed by the user. The 8272 offers many additional features such as multiple sector transfers in both read an

8272 Datasheet (304.66 KB)