Key Benefits „ High-Performance 10/100 Ethernet Transceiver — Compliant with IEEE802.3/802.3u (Fast Ethernet) — Compliant with ISO 802-3/IEEE 802.3 (10BASE-T) — Loop-back modes — Auto-negotiation — Automatic polarity detection and correction — Link status change wake-up detection — Vendor specific register functions „ Power and I/Os — Various low power modes — Integrated power-on reset circuit — Two status LED outputs — Latch-Up Performance Exceeds 150mA per EIA/JESD 78, Class II — May be used with a single 3.3V supply „ Advanced Features — Able to use a low cost 25Mhz crystal for the lowest eBOM „ Packaging — 24-pin QFN (4x4 mm) Lead-Free RoHS Compliant package with RMII „ Environmental — Extended Commercial Temperature Range (0°C to +85°C) — Industrial Temperature Range (-40°C to +85°C) version available (LAN8720i)