BCM5338M Features
* Sixth-generation L2+ Fast Ethernet switch on a chip
* The BCM5338M integrates:
* Eight transceivers (IEEE 802.3u compliant)
* Nine medium access controllers (MACs) (IEEE 802.3x compliant)
* One port can be assigned as a WAN port
* 256-KB memory for packet buffer and control
* Non-blocking switch fabric supports up to 24 ports
* Cascades to 36 ports through a 3.2-Gbps expansion port
* Stack to 48 ports with a 200-Mbps turbo MII port
* IEEE 802.1p QoS packet classification with four priority queues
* IEEE 802.1Q based VLAN with 512 entries
* Supports IEEE 802.1x EAPOL higher layer protocol
* MAC based trunking with automatic link failover
* Programmable per port storm control and rate control
* Port protection allows traffic aggregation to assigned port
* 4K MAC addresses with automatic learning and aging
* Per port programmable MAC address locking
* Programmable per port flow control and back pressure
* Buffer repeater mode
* MII or reversed MII
* MDC/MDIO and SPI interfaces
* Port mirroring and IGMP layer2/3 snooping
* MIB Autocast@ function
* DTE (power over Ethernet)
* Hardware support for SNMP, RMON, and STP
* Internal oscillator simplifies design and reduces cost
* JTAG
* 3.3V and 1.8V, and typical power consumption is less than 2W
* BCM5328M pin-to-pin compatible 208-pin MQFP package
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