BUY FT234XD-R https://www.utsource.net/itm/p/7251645.html
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R
The FT234XD-R is a USB to serial UART interface IC from Future Technology Devices International (FTDI). It is a low-power, low-voltage, full-speed USB to serial UART bridge with integrated voltage level translation. The device is housed in a small DFN EP package and is ideal for applications where space is at a premium. Features of the FT234XD-R include: USB 2.0 full-speed compliant Low power consumption Low voltage operation Integrated voltage level translation Supports up to 3 Mbps data rate Supports up to 8 UARTs Supports up to 8 GPIOs Supports both 3.3V and 5V I/O Supports both I2C and SPI The FT234XD-R is ideal for applications such as USB to serial UART bridge, USB to I2C/SPI bridge, USB to GPIO bridge, USB to audio bridge, and USB to power supply bridge. It is suitable for a wide range of consumer, industrial, and medical applications. (For reference only)