USB to UART Bridge Controller, USB 2.0 Compliant 12Mbps, UART Baud Rates 300baud to 3Mbaud, with USB Battery Charger Detection and 7 GPIOs

USB 2.0 Hub Controller, On-Chip 8 Bit Processor, Single Transaction Translator, 4 Port Down Stream Support HS,FS and Low-Speed (LS) Traffic

USB Bus Adapter, USB to Serial UART Interface, Compatible with USB V2.0, Supports Communication Baud Rate of 50bps - 2Mbps, Supply Voltage 5V/3.3V