The Microchip KSZ9131 is a fully integrated Ethernet transreceiver with triple-speed (10Base-T/100Base-TX/1000Base-T) for transmission and reception of data on standard CAT-5, CAT-5e and CAT6 unshielded twisted pair (UTP) cable. Power-down and power-saving modes
Interrupt pin option
Automatic detection and correction of pair swaps, pair skew, and pair polarity
MDC/MDIO management interface for PHY register configuration
Loopback modes for diagnostics
Baseline wander correction
Programmable LED outputs for link, activity, and speed
Wake-on-LAN (WOL) support with robust custom-packet detection