High-performance 10/100 Ethernet transceiver Complies with IEEE802.3/802.3u (Fast Ethernet) Follow IS0802-3/IEEE802.3 (10BASE-) Loopback mode Auto-negotiation Automatic polarity detection and correction Link status change detection specific register function Power and I/O Various low-power modes Integrated reset circuit at power-up Two status LED outputs Lock performance of each EIA/JESD exceeds 150mA Class II 78 Can be used with 3.3V single power supply Advanced features to use the lowest 25Mhz crystal Spreadsheet Follow 24-pin QFN (4x4 mm) lead-free RoHS requirements RMII packaging environmental factor Extended commercial temperature range (0Celsius to 85Celsius) Industrial temperature range (-40Celsius to -85Celsius) version available (LAN8720i) Color: black Material: Composite material Package Contents: 10 x Ethernet transceiver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.