ElectronicsThe CH341T with USB ICs 2Mbps 3.3V, 5V SSOP-20_208mil RoHS manufactured by Qin Heng Electronics is a highly-integrated USB to I2C/UART/SPI/ADC and 5V/3.3V GPIO control interface chip. It is designed to interconnect various electrical equipment with a USB interface. It features low power consumption, low voltage operation, full speed USB 2.0 communication, and provides up to eight voltage level and up to 20 I/O functions via an SSOP-20208mil package. In addition, the chip also integrates a clock, an I2C port, and four SPI ports, making it ideal for data acquisition, communications, and low-level positioning applications. It is RoHS compliant and is compatible with Windows, Linux, and Mac OS.