GENERAL DESCRIPTION
W89C841F is a highly integrated PCI Fast Ethernet MAC controller with embedded Ethernet transceiver for 100BaseTX, 100BaseFX and 10BaseT. It is compliant with IEEE 802.3, 802.3u specification. Auto cross-over function is supported on TP terminal and the network status of W89C841F is indicated by 3 LED pins. W89C841F supports full/half duplex, asymmetrical flow control operation compliant with IEEE 802.3x and VLAN tagged frame compliant with IEEE 802.1p.

FEATURES
• Integrated Fast Ethernet MAC controller with10/100M Ethernet transceiver in one chip
• Supports MII interface for programmable single PHYceiver or single MAC controller
• Complies with IEEE 802.3, 802.3u specification
• Supports 10BAST-T, 100BASE-TX and 100BASE-FX
• Supports auto cross-over operation
• Supports half duplex and full duplex for 10/100M operation
• Supports flow control for full duplex mode compliant with IEEE 802.3x
• Complies with IEEE802.3ac, 802.1Q for VLAN-tagged frame
• Supports LED pins for network activity indication
• Configurable to PCI, MiniPCI or CardBus bus interface
• Supports PCI/MiniPCI bus master mode for DMA operation, fully compliant with PCI Local Bus Specification R2.2 and Mini PCI Specification R1.0
• Supports CardBus Information Structure (CIS)
• Supports 25 to 33 MHz PCI clock speed
• Compliant with APCI R1.0, PCI power management R1.1 and Network device Class Power management Reference specification V1.0a
• Supports power management event asserted from D3(cold) device state with auxiliary power existing
• Supports wakeup function for Link status change, Magic Packet and 5 sets of wakeup frames
• Supports Vital Product Data (VPD) data structure up to 64 Bytes
• Supports 2 sets of independent embedded 2K bytes FIFO for transmit and receive
• Flexible multicast address filtering modes - 64-bit hash-table - All multicast and promiscuous
• Supports 25 MHz crystal or oscillator as internal clock source
• Provides EEPROM (93C46 or 93C56) to store configuration parameters, VPD, and CIS information
• Supports 8KB to 256 KB BootROM interface for both PROM and Flash memory
• 3.3V powered I/Os with 5V tolerant inputs
• Packaged in 128-pin PQFP for W89C841F/ LQFP for W89C841D