DatasheetsPDF.com

UM82C288 Datasheet

Part Number UM82C288
Manufacturers UMC
Logo UMC
Description Bus Controller
Datasheet UM82C288 DatasheetUM82C288 Datasheet (PDF)

I)UMC ================= UM82C288 Bus Controller Features • Provides commands and control for local and system bus • Offers wide flexibility in system configurations • Flexible command timing • Optional Multibus* compatible timing • Single +5V supply General Description The UM82C288 Bus Controller is a 20-pin Si-Gate CMOS component for use in 80286 microsystems. The bus controller provides command and control outputs with flexible timing options. Separate command outputs are used for memory an.

  UM82C288   UM82C288






Part Number UM82C284
Manufacturers UMC
Logo UMC
Description Clock Generator and Ready Interface
Datasheet UM82C288 DatasheetUM82C284 Datasheet (PDF)

SUMO UM82C284 m:::===========',IA CloRcekadGyenInetreartfoarceAnd Features • Generates system clock for 80286 processors • Uses crystal or TTL signal for frequency source • Provides local READY and Multibus* READY synchronization • l8-pin package • Single +5V power supply • Genrates system reset output from schmitt trigger input General Description UM82C284 is a clock generatorIdriver which provides clock signa Is for 80286 processors and support components. It also contains logic to supply R.

  UM82C288   UM82C288







Bus Controller

I)UMC ================= UM82C288 Bus Controller Features • Provides commands and control for local and system bus • Offers wide flexibility in system configurations • Flexible command timing • Optional Multibus* compatible timing • Single +5V supply General Description The UM82C288 Bus Controller is a 20-pin Si-Gate CMOS component for use in 80286 microsystems. The bus controller provides command and control outputs with flexible timing options. Separate command outputs are used for memory and I/O devices. The data bus .is controlled with separate data enable and direction control signals. Two modes of operation are possible via a strapping option: Multibus compatible bus cycles, and high speed bus cycles. *Multibus is a patented bus of Intel Pin Configuration READY ClK Sf MCE ALE MB CMDlY MRDC MWTC GND VCC SO Mira DT/R DEN CEN/AEN CENl INTA IORC IOWC Block Diagram STATUS [ SO S1 Miro STATUS DECODER ClK CONTROL INPUTS CEN/AEN CE~l - CMDLY READY MB COMMAND OUTPUTS.


2017-01-31 : N156HGE-EA2    USB2524    USB3250    UCS1001-4    UCS1002-1    UCS1002-2    16PT8520LF    16PT8520XLF    16PT8520RXLF    16PT8510   


@ 2014 :: Datasheetspdf.com ::
Semiconductors datasheet search & download site (Privacy Policy & Contact)