BCM5325 ® FIVE-PORT 10/100 SWITCH WITH ON-CHIP PACKET BUFFER FEATURES SUMMARY OF BENEFITS • The highest level of silicon integration achieved for a five-port • Enables a new generation of lower cost 10/100 switches in 10/100 Ethernet switch device much smaller form factors • Fourth generation switch on a chip • The BCM5325 integrates: • • • • • Utilizes field-proven industry-standard 10BASE-T/100BASE- Five transceivers (802.3u compliant) Six media access controllers (802.x compliant) 128-KB packet buffer Non-blocking switch fabric • Packet classification 802.1p QoS priority queues • Port-based VLAN • MII or 7-wire interface supports an additional 100FX or 100TX connection enabling a sixth user connection or uplink • Supports up to 2K MAC addresses • Flow control: full-duplex (802.3x) and half-duplex options supported • • • • Typical power consumption: < 1.4W • Flexible interfaces support a wider variety of application needs—fiber for long distances or an additional 100TX port • Sufficient address range handles all remote office, branch office and home office needs • Port VLAN and 802.1p priority enables the switch to be designed into a wide variety of applications • CPUs are not required to initialize and run in cost-sensitive unmanaged applications—providing true Plug and Play connectivity • Internal oscillator circuit simplifies design and reduces overall system cost Supports automatic address learning and aging Internal oscillator circuit TX Fast Ethernet transceivers—lowering overall system interoperability and reliability risks • On-chip HP auto-MDI/MDIX feature automatically detects and corrects for crossover cables and allows direct switch-toswitch connection 128-pin PQFP package Low Cost Five-Port 10/100 Stand-alone Switch