The SMSC USB3320 / USB331x Hi-Speed USB 2.0 transceiver family provides highly integrated, small-footprint solutions designed to help meet the tight board space and cost requirements of today's portable consumer electronics products. SMSC USC3320 and USB331x transceivers eliminate the need for external USB switches and ESD protection devices, minimizing eBOM part count and PCB area. This SMSC Hi-Speed USB 2.0 transceiver family provides an extremely flexible solution allowing the USB connector to act as a single port of connection for Hi-Speed data transfer, battery charging, and stereo/mono audio accessories. The USB3320 packs all of these features into a 32QFN package and protects products from extreme over-voltage conditions up to +30V on VBus.