BCM5702 Broadcom, BCM5702 Datasheet
BCM5702
Manufacturer Part Number
BCM5702
Description
10/100/1000BASE-T CONTROLLER
Manufacturer
Broadcom
Datasheet
1.BCM5702.pdf
(2 pages)
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10/100/1000BASE-T CONTROLLER WITH INTEGRATED TRANSCEIVER
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Single-chip solution for LAN on Motherboard (LOM) and
network interface card (NIC) applications
• Integrated 10BASE-T/100BASE-TX/1000BASE-T
• 10/100/1000 Mbps triple-speed media access controller (MAC)
• Host interfaces
• Ultra-deep, 96 KB, on-chip packet buffer
• Dual, high-speed RISC cores with 16 KB caches
• SMBus controller
• On-chip power circuit controller and Wake on LAN power
Performance features
• TCP, IP, UDP checksum
• TCP segmentation
• CPU task offload
• Adaptive interrupts
• Ultra-deep, 96-KB packet buffer
Robust manageability
• PXE 2.0 remote boot
• Alert Standard Format (ASF 1.0 support)
• Wake on LAN
• Out-of-box Wake on LAN
• Statistics gathering (SNMP MIB II, Ethernet-like MIB,
• Comprehensive diagnostic and configuration software suite
• ACPI 1.1a compliant (multiple power modes)
Advanced network features
• Priority queuing (802.1p layer 2 priority encoding; support for
• Virtual LANs (802.1q VLAN tagging; support for up to 64
• Jumbo frames (9 KB)
• 802.3x flow control
Advanced server features
• Link aggregation (802.3ad, GEC/FEC, Smart Load
• Heterogeneous, mixed-speed failover
• Hot-Plug PCI support
Low power, 0.13-µm CMOS design
196-pin BGA package
3.3V I/Os (5V tolerant)
JTAG
transceivers
switching circuit
Ethernet MIB)
four priority queues)
VLANs)
Balancing™ (supports heterogeneous teams))
- PCI v2.2, 32/64-bit, 33 MHz
F E A T U R E S
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BCM5702
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Industry’s smallest 10/100/1000 MAC/PHY solution (power
and space optimized for LOM and low profile NIC
applications)
Completely backward compatible:
• To existing 10/100 network infrastructure
• To existing PCI-based desktop and server platforms
Futureproof
• On-chip programmable CPUs, ASF support
Performance focused (optimized for throughput and CPU
utilization)
• Adaptive interrupts
• Ultra-deep, 96-KB packet buffer lowers CPU utilization and
• CPU task offloads reduces utilization level of CPU
Robust and highly manageable
• PXE 2.0, ACPI 1.1, Wake on LAN, ASF 1.0, IPMI
• Integrated cable testing (link quality, length, pair skew, pair
Advanced features
• VLAN, priority queuing, jumbo frames
• RISC processors for advanced packet classification
Server-class reliability, availability and performance features
• Link aggregation and load balancing
• 802.3ad (LACP), generic trunking (GEC/FEC)
• Smart Load Balancing™ (unique technology that supports
• Failover
• Hot-Plug PCI support
Low power for zero airflow implementations
• 0.13-µm CMOS design
• Advanced power management
Space savings for LOM
• 196-pin HBGA package
• No external memory
• Integrated power circuitry
averts PCI congestion
polarity, pair swap)
heterogeneous teams, and can operate with any switch)
S U M M A R Y O F B E N E F I T S
- Switch dependent
- Switch and NIC independent
- Smart Load Balancing allows heterogeneous failover
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BCM5702 Summary of contents
Page 1
... Low power, 0.13-µm CMOS design • 196-pin BGA package • 3.3V I/Os (5V tolerant) • JTAG • BCM5702 • Industry’s smallest 10/100/1000 MAC/PHY solution (power and space optimized for LOM and low profile NIC applications) • Completely backward compatible: • ...
Page 2
... Support for the following 802.3 functions is featured in the MAC: VLAN tagging, layer 2 priority encoding, link aggregation, and full-duplex flow control. The BCM5702 provides a PCI v2.2 bus interface. It also provides large on-chip buffer memory for stand-alone operation. Dual, on-chip, high- performance processors enable custom frame processing features, including TCP segmentation ...