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LAN9313 Datasheet, PDF (1/398 Pages) SMSC Corporation – Three Port 10/100 Managed Ethernet Switch with MII | |||
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LAN9313/LAN9313i
Three Port 10/100
Managed Ethernet
Switch with MII
PRODUCT FEATURES
Highlights
 High performance and full featured 3 port switch with
VLAN, QoS packet prioritization, Rate Limiting, IGMP
Snooping and management functions
 Serial management via SPI/I2C or SMI
 Unique Virtual PHY feature simplifies software
development by mimicking the multiple switch ports
as a single port PHY
 Integrated IEEE 1588 Hardware Time Stamp Unit
Target Applications
 Cable, satellite, and IP set-top boxes
 Digital televisions
 Digital video recorders
 VoIP/Video phone systems
 Home gateways
 Test/Measurement equipment
 Industrial automation systems
Key Benefits
 Ethernet Switch Fabric
â 32K buffer RAM
â 1K entry forwarding table
â Port based IEEE 802.1Q VLAN support (16 groups)
â Programmable IEEE 802.1Q tag insertion/removal
â IEEE 802.1d spanning tree protocol support
â QoS/CoS Packet prioritization
â 4 dynamic QoS queues per port
â Input priority determined by VLAN tag, DA lookup,
TOS, DIFFSERV or port default value
â Programmable class of service map based on input
priority
â Remapping of 802.1Q priority field on per port basis
â Programmable rate limiting at the ingress/egress
ports with random early discard, per port / priority
â IGMP v1/v2/v3 snooping for Multicast packet filtering
â IPV6 Multicast Listener Discovery snoop
â Programmable filter by MAC address
Datasheet
 Switch Management
â Port mirroring/monitoring/sniffing: ingress and/or egress
traffic on any ports or port pairs
â Fully compliant statistics (MIB) gathering counters
â Control registers configurable on-the-fly
 Ports
â 2 internal 10/100 PHYs with HP Auto-MDIX support
â 1 MII - PHY mode or MAC mode
â Fully compliant with IEEE 802.3 standards
â 10BASE-T and 100BASE-TX support
â Full and half duplex support
â Full duplex flow control
â Backpressure (forced collision) half duplex flow control
â Automatic flow control based on programmable levels
â Automatic 32-bit CRC generation and checking
â 2K Jumbo packet support
â Programmable interframe gap, flow control pause value
â Full transmit/receive statistics
â Auto-negotiation
â Automatic MDI/MDI-X
â Loop-back mode
 Serial Management
â SPI/I2C (slave) access to all internal registers
â MIIM (MDIO) access to PHY related registers
â SMI (extended MIIM) access to all internal registers
 IEEE 1588 Hardware Time Stamp Unit
â Global 64-bit tunable clock
â Master or slave mode per port
â Time stamp on TX or RX of Sync and Delay_req
packets per port, Timestamp on GPIO
â 64-bit timer comparator event generation (GPIO or IRQ)
 Other Features
â General Purpose Timer
â Serial EEPROM interface (I2C master or MicrowireTM
master) for non-managed configuration
â Programmable GPIOs/LEDs
 Single 3.3V power supply
 Available in Commercial & Industrial Temp. Ranges
SMSC LAN9313/LAN9313i
DATASHEET
Revision 1.2 (04-08-08)
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