3Com 3CR990 Network Card User Manual


 
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SPECIFICATIONS
NIC Specifications The following table provides environmental, interface, and standards
information for the EtherLink 10/100 PCI network interface cards with
3XP processor (3CR990 family).
Hardware
Memory 128 K external RAM
Bus interface PCI Local Bus Specification, Revision 2.2
32-bit bus
PCI master Supports bus master scatter-gather DMAs.
Dimensions Length:5.24 in/13.31 cm
Width: 3.35 in/8.51 cm
Power requirement +5 V ±5% operating 1.26A maximum for normal operation (375 mA for
low power mode)
Network Interface
10 Mbps Ethernet
10BASE-T
Ethernet IEEE 802.3 industry standard for a 10 MBPS baseband
CSMA/CD local area network
100 Mbps Ethernet
100BASE-TX
Ethernet IEEE 802.3u industry standard for a 100 MBPS baseband
CSMA/CD local area network
Environment
Operating
temperature
32˚ to 158˚F (0˚ to 70˚C)
Storage
temperature
–22˚ to 194˚F (–30˚ to 90˚C)
Operating humidity 10 to 90% noncondensing
Storage humidity 10 to 90% noncondensing
Altitude –984 ft to 9,840 ft (–300 to 3,000 m)
Standards Conformance
IEEE 802.3x full-duplex, auto-negotiation, and flow control
IEEE 802.1p (General Attribute Registration protocol) for multicast addresses
Microsoft PC98
PCI 2.1 and 2.2
DMI 2.0 and ACPI