Datasheet Microchip LAN9353I/ML — Даташит

LAN9353
3-Port 10/100 Managed Ethernet Switch with
Single MII/RMII/Turbo MII or Dual RMII
Highlights High performance 3-port switch with VLAN, QoS
packet prioritization, rate limiting, IGMP monitoring
and management functions Interfaces at up to 200Mbps via Turbo MII Integrated Ethernet PHYs with HP Auto-MDIX Compliant with Energy Efficient Ethernet 802.3az Wake on LAN (WoL) support Integrated IEEE 1588v2 hardware time stamp unit Cable diagnostic support 1.8V to 3.3V variable voltage I/O Integrated 1.2V regulator for single 3.3V operation Target Applications Cable, satellite, and IP set-top boxes
Digital televisions & video recorders
VoIP/Video phone systems, home gateways
Test/Measurement equipment, industrial automation Key Benefits Ethernet Switch Fabric
-32K buffer RAM, 512 entry forwarding table
-Port based IEEE 802.1Q VLAN support (16 groups)
-Programmable IEEE 802.1Q tag insertion/removal -IEEE 802.1D spanning tree protocol support
4 separate transmit queues available per port
Fixed or weighted egress priority servicing
QoS/CoS Packet prioritization
-Input priority determined by VLAN tag, DA lookup, TOS,
DIFFSERV or port default value
-Programmable Traffic Class map based on input priority
on per port basis
-Remapping of 802.1Q priority field on per port basis
-Programmable rate limiting at the ingress with coloring
and random early discard, per port / priority
-Programmable rate limiting at the egress with leaky …