BCM5691 Features
12 10/100/1000 Mbps Ethernet ports supporting both copper and fiber connections
Integrated high-performance SerDes
* Gigabit Ethernet SerDes per port
* 4-pins per port SGMII interface to Gigabit Ethernet PHYs
32 million packets/second (line rate) aggregate switching capacity
Supports 8 classes of service (CoS) per port
Port trunking and mirroring supported across stacked switches
Fully integrated data and address memory on-chip
Advanced packet flow control:
* Head-of-line blocking prevention
* Full-duplex flow control (802.3x compatible)
ContentAwareTM network processing per port
* Line rate multifield packet classification
* Supports IEEE802.1p, ToS/DiffServ, rate limiting, policing,priority tagging, and remapping
Support for jumbo Frames of up to 9 KB
Advanced diagnostic features including IEEE 1149.1 JTAGboundary scan and BIST functionality
Low-power, enhanced thermal 480-pin EBGApackage
BCM5691 Typical Application
Multi-layer switch in modular Gigabit Ethernet switches
High-port-count stand-alone or stackable Gigabit Ethernet switches
Chassis and in-server switch blade applications
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