FTDI
FTDI's FT2232HL dual high-speed USB to UART/FIFO IC. Features MPSSE for JTAG, SPI, I²C. 64-pin LQFP package.
FTDI USB 2.0 Hi-Speed to UART interface bridge with dual MPSSE for JTAG, SPI & I²C. VQFN 56-pin, 1.62V to 1.98V.
FTDI FT232RNL USB to UART interface bridge IC with 28-pin SSOP package, 3.3V to 5.25V supply and up to 3MBaud UART data transfer speed.