BOARDCOM BCM5700 Pci - x 10/100/1000 base -t controller Datasheet

BCM5700
PRODUCT
Brief
®
BCM5700 PCI-X 10/100/1000BASE-T CONTROLLER
B C M 5 7 0 0
S U M M A R Y
F E AT U R E S
Mbps tri-speed media access controller (MAC)
• 10/100/1000
with wire speed performance at all rates
for PCI v2.2, 32/64-bit, 33/66 MHz, and PCI-X v1.0
• Support
32/64-bit, 66/133-MHz bus interfaces
KB ultra-deep packet buffer with support for up to 16 MB
• 96externally
for IEEE 802.3, 802.3u, 802.3z, and 802.3ab
• Support
standards
• MII/GMII and TBI (SerDes style) transceiver interfaces
CPU offload features include: TCP/UDP/IP
• Advanced
checksum offload, TCP segmentation, 9 KB jumbo frame
• Dual high-speed CPUs
PC99 compliant: support for ACPI ver 1.1a, Wake
• Microsoft
on LAN, PXE version 2.0, and statistics for SNMP MIB II,
®
Ethernet-like MIB, and Ethernet MIB (802.3z, Clause 30)
•
• VLAN tagging (IEEE 802.3q)
• Flow control (IEEE 802.3x)
• Link aggregation (IEEE802.3ad)
power modes with programmable low power
• Multiple
operation
• Low power design – 3.3 V/1.8 V, 0.18 µm CMOS
• 5V tolerant PCI I/Os
• 388-pin PBGA package
Layer 2 priority encoding (802.3p) (up to 16 priority queues)
O F
B E N E F I T S
• Features wire speed operation at all speeds.
BCM5700 is ideal for new high-speed network interface
• The
cards (NIC) and LAN on Motherboard (LOM) applications,
while maintaining backward compatibility with today’s
networks.
for both the PCI 2.2 and PCI-X standard enables
• Support
the BCM5700 to run in any PCI-based or PCI-X systems.
ultra-deep on-chip packet buffer allows the BCM5700 to
• The
continuously transmit and receive at high speeds in systems
•
where the PCI/PCI-X bus is shared with other devices.
On-chip CPUs perform advanced functions and allow the
BCM5700 to evolve with new standards. The CPUs also
provide advanced packet parsing capabilities, making the
BCM5700 an OSI L4 protocol aware device, providing many
advanced features and offloads.
offload features promote high throughput, while
• Advanced
minimizing host CPU utilization.
with the BCM5401 and newer Broadcom
• Combined
10/100/1000BASE-T PHYs, the BCM5700 supports ACPIcompliant Wake on LAN implementations.
manageability features enable NIC and LOM
• Additional
designs to comply with relevant manageability standards for
server and desktop applications.
low power operation—0.18 µm advanced process
• Provides
technology, combined with programmable power
management.
BCM5700 10/100/1000 PCI-X NIC Reference Design
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