Gigabit Ethernet Specifications
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Feature Description
Manufacturer Intel®
Model 82547EI
CSA Features
  • Theoretical bandwidth of 266Mbytes/sec
  • Direct connect to the MCH of Intel® 875 chipset
  • Uses only 13 signals
  • CSA is usable to both system software and the OS
Gigabit PHY advanced features
  • 40KB configurable RX and TX packet FIFO
  • IEEE 802.3x-compliant flow-control support with software-controllable thresholds
  • Programmable host memory receive buffers (256B to 16KB)
  • IEEE 802.3ab Auto-Negotiation
  • State-of-the-art DSP/analog architecture
  • PHY detects polarity, 2 pair vs. 4 pair cables
Host Offloading features
  • Transmit TCP segmentation IP, TCP, and UDP checksum off-loading capabilities on RX and TX
  • IEEE 802.1Q VLAN support with VLAN tag insertion and stripping and packet filtering for up to 64 simultaneous VLANs
  • Jumbo frame support up to 16KB
  • Interrupt moderation controls
Manageability features
  • On-chip SMBus 2.0 port
  • ASF 1.0 and 2.0
  • Compliance with PCI Power Management v1.1/ACPI v2.0
  • Wake on LAN (WoL) support
  • Automatic link speed switching from 1000Mb/s down to 10 or 100Mb/s in standby
Additional device features
  • Four programmable LED outputs
  • On-chip power regulator control circuitry
  • BIOS LAN Disable Pin
Electrical Power Dissipation: 1.0W (typical)
Operating temperature 0° C to 70° C (maximum), does not require a heat sink or forced airflow
Storage temperature 0-65° C to 140° C