We are pleased to introduce the Custom KSZ9031RNXIC, a highly integrated Ethernet transceiver designed for embedded systems applications. This single-port 10/100/1000BASE-T PHY transceiver supports the IEEE 802.3 specification and incorporates all the necessary physical layer functions to transmit and receive data over standard twisted-pair cables. With its advanced features such as energy-efficient Ethernet, line-side autonegotiation, and integrated loopback diagnostics, the KSZ9031RNXIC is an ideal solution for a wide range of industrial and consumer electronic applications. Its compact footprint and low power consumption make it well-suited for space-constrained and power-sensitive designs. Additionally, this transceiver supports various communication protocols, making it compatible with a wide range of microcontrollers and SoCs. With its high performance and versatility, the Custom KSZ9031RNXIC is the perfect choice for developers looking to add reliable and high-speed Ethernet connectivity to their embedded systems.