Advanced Micro Devices AM79C974
The PCnet-SCSI combination Ethernet and 8-bit Fast SCSI controller with a 32-bit PCI bus interface is a highly integrated Ethernet-Fast SCSI system solution designed to address high-performance system application requirements. This single-chip is a flexible bus-mastering device that can be used in many applications, including network- and SCSI-ready PCs, printers, fax modems, and bridge/router designs.| Part No. | AM79C974 |
|---|---|
| Datasheet | AM79C974 Download |
| Manufacturer |  Advanced Micro Devices |
| Description | PCnet-SCSI Combination Ethernet and SCSI Controller |
| Buy | Stock & Price |
FEATURES
s Direct glueless interface to 33 MHz, 32-bit PCI local bus s 132 Mbyte/s burst DMA transfer rate s Compliant to PCI local bus Specification Revision 2.0 Advanced Micro Devices SCSIFEATURES
s Compliant to ANSI standards X3.131 – 1986 (SCSI-1) and X3.131 – 199X (SCSI-2) s Fast 8-bit SCSI-2 10 Mbyte/s synchronous or 7 Mbyte/s asynchronous data transfer rate s SCSI specific Bus Mastering DMA engine (32-bit address/data) s 96-byte DMA FIFO for low bus latency s On-chip state machine to control the SCSI sequences in hardware s Integrated industry standard Fast SCSI-2 core s Single-Ended 48 mA outputs to drive the SCSI bus directly s Support for Scatter-Gather DMA data transfers s Hooks in silicon and software to enable disk drive spin down for power savings EthernetFEATURES
s Supports ISO 8802-3 (IEEE/ANSI 802.3) and Ethernet Standards s High-performance Bus Master architecture with integrated DMA Buffer Management Unit for low CPU and bus utilization s Individual 136-byte transm...
