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AM53CF94 - Enhanced SCSI-2 Controller (ESC)

Download the AM53CF94 datasheet PDF. This datasheet also covers the AM5 variant, as both devices belong to the same enhanced scsi-2 controller (esc) family and are provided as variant models within a single manufacturer datasheet.

General Description

The Enhanced SCSI-2 Controller (ESC) was designed to support Fast SCSI-2 transfer rates of up to 10 Mbytes/s in synchronous mode and up to 7 Mbytes/s in the asynchronous mode.

Key Features

  • of ATN3 Access FIFO Command Delayed enable signal for differential drivers avoid contention on SCSI differential lines Programmable Active Negation on REQ, ACK and Data lines Register programmable control of assertion/ deassertion delay for REQ and ACK lines Part-unique ID code Am53CF94 available in 84-pin PLCC package Am53CF96 available in 100-pin PQFP package Am53CF94 available in 3.3 V version Supports clock operating frequencies from 10 MHz.
  • 40 MHz Supports Scatter-Gather or Back-to-B.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AM5-3CF.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AM53CF94
Manufacturer Advanced Micro Devices
File Size 735.10 KB
Description Enhanced SCSI-2 Controller (ESC)
Datasheet download datasheet AM53CF94 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
PRELIMINARY Am53CF94/Am53CF96 Enhanced SCSI-2 Controller (ESC) DISTINCTIVE CHARACTERISTICS s s s s s s s s s s s s s s s Pin/function compatible with Emulex FAS216/236 AMD’s Patented programmable GLITCH EATERTM Circuitry on REQ and ACK inputs 10 Mbytes/s synchronous Fast SCSI transfer rate 20 Mbytes/s DMA transfer rate 16-Bit DMA interface plus 2 bits of parity Flexible three bus architecture Single-ended SCSI bus supported by Am53CF94 Differential SCSI bus supported by Am53CF96 Selection of multiplexed or non-multiplexed address and data bus High current drivers (48 mA) for direct connection to the single-ended SCSI bus Supports Disconnect and Reselect commands Supports burst mode DMA operation with a threshold of eight Supports 3-byte tagged-queueing as per the SCSI-2 specification Supp