yes we could help with one of these two alternatives in STOCK to our customers for part number:
LAN9500A-ABZJ as IC USB 2.0-10/100 ETHernet ContRoLler 56QFN with several supply voltages: 1.2V, 2.5V & 3.3V
LAN9730-ABZJ-TR as IC USB 2.0-10/100 ETH CRTL 56QFN or
LAN9730I-ABZJ both also from Microchip Technology but with single supply voltage of 3.3V.
Please review the datasheets to ensure the alternative will work for your application.