Description: Small Footprint, Low Power Consumption, Full-Featured 10/100 Ethernet Transceivers Ethernet Bandwidth: 10/100Mbps LEDs: 4 # of Ethernet Ports: 1 Interface: MII/RMII Temp. Range Min. (°C): -40 Temp. Range Max. (°C): +85 HP-Auto MDIX: Yes Supply Voltage (V): 3.3 Vdd I/O (V): 1.8/3.3