AM79C973 Datasheet | Advanced Micro Devices

PRELIMINARY Am79C973/Am79C975 PCnet™-FAST III Single-Chip 10/100 Mbps PCI Ethernet Controller with Integrated PHY DISTINCTIVE CHARACTERISTICS s Single-chip PCI-to-Wire Fast Ethernet controller - 32-bit glueless PCI host interface - Supports PCI clock frequency from DC to 33 MHz independent of network clock - Supports network operation with PCI clock from 15 MHz to 33 MHz - High performance bus mastering architecture with integrated Direct Memory Access (DMA) Buffer Management Unit for low CPU and bus utilization - PCI specification revision 2.2 pliant - Supports PCI Subsystem/Subvendor ID/ Vendor ID programming through the EEPROM interface - Supports both PCI 5.0 V and 3.3 V signaling environments - Plug and Play patible - Big endian and little endian byte alignments supported s Fully Integrated 10/100 Mbps Physical Layer Interface (PHY) - Conforms to IEEE 802.3 standard for 10BASE-T, 100BASE-TX, and 100BASE-FX interfaces - Integrated 10BASE-T transceiver with onchip filtering - Fully integrated MLT-3 encoder/decoder for 100BASE-TX - Provides a PECL interface for 100BASE-FX fiber implementations - Full-duplex capability for 10BASE-T and 100BASE-TX - IEEE 802.3u Auto-Negotiation between 10 Mbps and 100 Mbps, half- and full-duplex operation s Dual-speed CSMA/CD (10 Mbps and 100 Mbps) Media Access Controller (MAC) pliant with IEEE/ANSI 802.3 and Blue Book Ethernet standards s Supports PC98/PC99 and Wired for Management baseline specifications - Full On Now support including pattern matching and link status wake-up events - Implements AMD’s patented Magic Packet™ technology for remote wake-up & power-on - Magic Packet mode and the physical address loaded from EEPROM at power up without requiring PCI clock - Supports PCI Bus Power Management Interface Specification Revision 1.1 - Supports Advanced Configuration and Power Interface (ACPI) Specification Version 1.0 - Supports Network Device Class Power Management Specification Version 1.0a s Serial Management Interface...