Gigabit Ethernet Interfaces

• 4 x 1000Base-T/100Base-Tx/10Base-T

• factory build options for:-

  • 4 x Ethernet via PMC P4 or XMC P6 connector or

  • 4 x RJ45 connectors on front panel

• implemented by 2 x Intel^®  82575EB Gigabit Ethernet controllers:-

  • supports IEEE 802.3ab for 1000Base-T over Category 5/5e UTP (Unshielded Twisted Pair) Cable

  • supports IEEE 802.3/802.3u for 10Base-T/100Base-Tx over Category 5 UTP cable

  • supports Jumbo frames

• individual MAC and frame Controllers supporting the following features:-

  • 8 Kbyte transmit and receive FIFOs for each port

  • 48 Kbyte per-port packet buffer

  • transmit and receive IP, TCP and UDP checksum off-loading

  • transmit TCP segmentation

  • automatic retransmission

  • automatic receive stripping and transmit padding (individually programmable)

  • automatic runt frame rejection

• physical interfaces (PHY) implemented by the Intel 82575EB devices internally supporting:-

  • 1000Base-T/100Base-Tx/10Base-T auto-negotiation

  • automatic polarity and MDI/MDI-X selection

  • full and half duplex operation

• status LEDs, front or rear (none on PMC rear I/O variants)

XMC Interface

• complies with PCI Express Protocol Specification 2.0 including:-

  • x4 PCI Express^® interface

  • trains down to x2 or x1

• PCI Express switch provides expansion from single x4 port to 2 x4 ports connecting to the Ethernet controllers

BIOS EPROM

• 8-bit wide 128 Kbyte SPI Flash EPROM with PXE BIOS Firmware:-

  • one per Ethernet controller

• in-circuit programmable

Software

• support for Linux^®, VxWorks^®, Windows^® 2000, Windows^® XP, Windows^® XP Embedded and QNX^®

Electrical Specification

• +5V@2.0A ±5% (typical with quad 1000Base-T operating)

• +12v@0.8A ±5% (typical with quad 1000Base-T operating)

• 3.3V  and -12V not utilized

Environmental Specification

• compatible with XMC host boards operating at:-

  • 0°C to +55°C (N-Series)

  • -25°C to +70°C (E-Series)

  • -40°C to +85°C (K-Series)

• 5% to 95% Relative Humidity, non-condensing (operating):-

  • K-Series includes humidity sealant

• -40°C to +85°C (storage)

• 5% to 95% Relative Humidity, non-condensing (storage)

• ruggedized air-cooled and ruggedized conduction-cooled versions planned

Mechanical Specification

• single size CMC (Common Mezzanine Card) 74mm x 149mm

• 10mm height stack module