BCM5705
®
10/100/1000BASE-T CONTROLLER WITH INTEGRATED TRANSCEIVER
•Single chip device for desktop LAN on Motherboard (LOM) or
Network Interface Card (NIC) applications
•Integrated 10/100/1000BASE-T transceiver
•10/100/1000BASE-T triple-speed MAC
•PCI v2.2, 32-bit/33-MHz host interface
•High-speed RISC core with 24-KB caches
•SMBus 2.0 controller
•On-chip power circuit controller and Wake-on LAN power
switching circuit
•Advanced power management—ACPI compliance
•Performance features
•TCP, IP, and UDP checksum
•Microsoft® Large Send
•TCP segmentation
•CPU task offload
•Adaptive interrupts
•Robust manageability
•Wake-on LAN
•Out-of-Box mode Wake-on LAN
•PXE 2.0 remote boot
•Alert Specification Forum (ASF) 1.0 support
•Statistic Gathering (SNMP MIB II, Ethernet-like MIB, and
Ethernet MIB [802.3x, clause 30])
•Comprehensive diagnostic and configuration software suite
•ACPI 1.1a complaint—multiple power modes
•Advanced network features
•Virtual LANs—802.1q VLAN tagging that supports 64 VLANs
•802.3x flow control
•Cable analyzer features detect cabling problems
•3.3V I/Os (5V tolerant)
•JTAG
•Industry’s smallest 10/100/1000 MAC+PHY solution
•Optimized for desktop LOM and NIC applications
•Enables small form factor PCs
•Ultra-low power for small form factor PCs
•0.13µ CMOS design allows industry’s lowest power
•Advanced power management
•Enables desktop PC products for all segments—Allows one
board layout for both Gigabit and Fast Ethernet applications
•Completely backward compatible, with existing:
•10/100 network infrastructure
•PCI-based desktop and mobile platforms
•Future-proof with flexible firmware architecture
•Flexible firmware adapts to changing standards
•Wirespeed custom packet filtering via on-board CPUs
•Power optimized through reduced CPU utilization
•Adaptive interrupts minimizes calls to the PC’s CPU
•TCP/IP offloads reduce CPU burden significantly
•Reduces power consumption of PC processor
•Allows use of lower power/performance PC processor
•Cable analyzer tests for network cable issues
•Customers can field-test using self-diagnostics
•Dramatically reduces customer calls, returns, and costs
•Robust and highly manageable
•PXE 2.0, ACPI 1.1, Wake-on LAN
•Integrated cable testing—Link quality, length, pair skew, pair
polarity, and pair swap
•Flexible ASF 1.0
•Space savings for LOM
•196-pin HBGA package
•No external memory
•Integrated power circuitry reduces BOM costs
FEATURES SUMMARY OF BENEFITS