CP2109 Classic USB Bridge
Note: The CP2102N offers similar features and footprints that are pin-compatible with the CP2109, as well as smaller footprints for new designs. See CP2102N devices for more information. The CP2109 UART to UART Bridge provides a complete plug and play interface solution that includes royalty-free drivers. This USB 2.0 compliant device includes 0 digital I/O pins and is availble in a 5x5 mm QFN28 package.