88Q111x/Brightlane Q111x by Marvell is a second generation 100BASE-T1 automotive Ethernet physical layer transceiver that implements the IEEE 802.3bw standard and is compliant with OPEN Alliance TC10 specifications. Manufactured using standard digital CMOS process, it contains active circuitry for physical layer functions to transmit and receive data on a single balanced twisted pair. The device operates on a 3.3V supply and integrates media dependent interface termination resistors and linear voltage regulators.