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產品介紹

集成5端口10/100管理型以太網交換機,MII/ RMII接口
* Advanced Switch Features
* IEEE 802.1q VLAN support for up to 128 active VLAN groups (full-range 4096 of VLAN IDs)
* Static MAC table supports up to 32 entries
* VLAN ID tag/untag options, per port basis
* Comprehensive Configuration Register Access
* Serial management interface (MDC/MDIO) to all PHYs registers and SMI interface (MDC/MDIO) to all registers
* High-speed SPI (up to 25MHz) and I2C master Interface to all internal registers
* I/0 pins strapping and EEPROM to program selective registers in unmanaged switch mode
* QoS/CoS Packet Prioritization Support
* Per port, 802.1p and DiffServ-based
* 1/2/4-queue QoS prioritization selection
* Programmable weighted fair queuing for ratio control
* Integrated 5-Port 10/100 Ethernet Switch
* New generation switch with five MACs and five PHYs that are fully compliant with the IEEE 802.3u standard
* PHYs designed with patented enhanced mixed-signal technology
* Non-blocking switch fabric assures fast packet delivery by utilizing a 1K MAC address lookup table and a store-and-forward architecture
* Switch Monitoring Features
* Port mirroring/monitoring/sniffing: ingress and/or egress traffic to any port or MII/RMII
* MIB counters for fully-compliant statistics gathering 34 MIB counters per port
* Loop-back support for MAC, PHY, and remote diagnostic of failure
* Low-Power Dissipation
Full-chip hardware power-down
* Full-chip software power-down and per port software power down
* Energy-detect mode support <100mW full-chip power consumption when all ports have no activity
* See datasheet for comprehensive list of features