Part number:
UM9228-1
Manufacturer:
UMC
File Size:
169.03 KB
Description:
Floppy disk separator.
Datasheet Details
Part number:
UM9228-1
Manufacturer:
UMC
File Size:
169.03 KB
Description:
Floppy disk separator.
UM9228-1, Floppy Disk Separator
The UM9228-1 is an CMOS integrated circuit desi~ned to complement the 765A (8272A) type of floppy disk controller chip; especially for IBM PC.
It incorporates a data separator, write precompensation logic, and DMA interface logic.
A -FDC 765A together with UM9228-1 and some buffers qrive and decode
UM9228-1 Features
* Floppy Data Separator Performs complete data separation function with a little external circuit for floppy disk drives Separates MFM encoded data 5%" double density compatible
* Early and late 250 ns write precompensation
* External 16 MHz clock required
* Compatib
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