Datasheet4U Logo Datasheet4U.com

UM9228-1

Floppy Disk Separator

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

UM9228-1 General Description

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 Datasheet (169.03 KB)

Preview of UM9228-1 PDF

Datasheet Details

Part number:

UM9228-1

Manufacturer:

UMC

File Size:

169.03 KB

Description:

Floppy disk separator.

📁 Related Datasheet

UM92870 INTEGRATED DTMF RECEIVER (UMC Corporation)

UM9007 CRT Controller (UMC)

UM91210 TONE/PULSE DIALER (UMC Corporation)

UM91214 Tone / Pulse Dialer (UMC Corporation)

UM91214 Tone / Pulse Dialer (UMC)

UM91215 Tone / Pulse Dialer (UMC Corporation)

UM91215B Tone / Pulse Dialer (Unicorn Microelectronics Corp)

UM91230 TONE/PULSE DIALER (UMC Corporation)

UM91260 (UM91260 / UM91266) 10 MEMORY TONE /PULSE DIALER (UMC Corporation)

UM91261 (UM91260 / UM91266) 10 MEMORY TONE /PULSE DIALER (UMC Corporation)

TAGS

UM9228-1 Floppy Disk Separator UMC

Image Gallery

UM9228-1 Datasheet Preview Page 2 UM9228-1 Datasheet Preview Page 3

UM9228-1 Distributor