Found 9 alternatives for TUSB2070PT by Rochester Electronics, LLC. Interface Controllers — 48-LQFP.
IC CTLR 3-1 ETH TCP/IP 48LQFP
IC CTRLR PAR-I2C BUS 48LQFP
IC CTLR IRDA LSI REMOTE 48VQFP
IC HUB CONTROLLER USB 48LQFP
IC CTRLR ARCNET 2KX8 RAM 48TQFP
IC CONTROLLER 48LQFP
IC CONTROLLER USB 48TQFP
IC CTLR MAC 1PORT NON-PCI 48LQFP
IC HUB CONTROLLER USB 48LQFP