LAN9512
The LAN9512 is a USB 2.0 hub and fully compliant 10/100 Ethernet controller IC manufactured by Standard Microsystems Corporation. It has a 64-pin QFN package to save space, and is an extremely popular IC used in laptops.
The IC provides a pair of downstream physical layers for fully compliant USB 2.0 hubs, and a single upstream layer. The USB and Ethernet ports are fully compliant PHY devices.