Product Features
■ IEEE 802.3 10BASE-T/100BASE-TX compliant physical layer interface
■ IEEE 802.3u Auto-Negotiation support
■ Digital Adaptive Equalization control
■ Link status interrupt capability
■ XOR tree mode support
■ 3-port LED support (speed, link and activity)
■ 10BASE-T auto-polarity correction
■ LAN Connect Interface
■ PHY detects polarity, MDI-X, and cable lengths. Auto MDI, MDIX crossover at all speeds
■ Diagnostic loopback mode
■ 1:1 transmit transformer ratio support
■ Low power (less than 300 mW in active transmit mode)
■ Reduced power in “unplugged mode” (less than 50 mW)
■ Automatic detection of “unplugged mode”
■ 3.3 V device
■ Lead-free1 48-pin Shrink Small Outline Package for both leaded and lead-free designs. (Devices that are lead-free are marked with a circled “e3” and have theproduct code prefix: LUxxxxxx).