Order Number: 321792-001
Revision 2.4
April 2009
82567 GbE Physical Layer Transceiver (PHY)
Datasheet
Product Features
Reduced power consumption during normal
operation and power down modes
IEEE 802.3 Ethernet interface for 1000BASE-T,
100BASE-TX, and 10BASE-T applications
(802.3, 802.3u, and 802.3ab) conformance
Supports up to 9 kB jumbo frames (full
duplex)
Supports carrier extension (half duplex)
Auto-negotiation with support for next page
Smart speed operation, for automatic speed
reduction on faulty cable plants
Automatic MDI crossover capable
PMA loopback capable (No echo cancel)
Advanced power management:
— Low power link up
— Auto Connect Battery Saver - link
disconnect
Advanced cable diagnostics:
—TDR
— Channel frequency response
Extended configuration load sequence
Automatic resolution of FDX/HDX mismatch in
10/100 forced configurations
Dual interconnect between MAC and PHY:
— LCI for 10/100 Mb/s operation control traffic
— GLCI for 1000 Mb/s operation
Three LED outputs
Multiple voltage regulation modes:
— External voltage regulation
— Fully integrated linear regulator (nominal
1.05 V, programmable)
— Discrete linear voltage regulator (nominal
1.8 V-1.9 V)
Supported ICH Integrated MAC Features:
— Linksec (ICH10 only)
— Manageability: vPro Compatible
—Performance:
•RSS Support
•Checksum offload
