The scope of application version upload time size
CH9103 1.1 2023-03-03 558KB
CH9103 datasheet, USB to dual serial ports, supports up to 3M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, provides RS485 direction control and GPIO and other signal pins, built-in crystal oscillator, QFN40 package. Built-in Unique USB Serial Number, supports USB parameters configuration. CH9103 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.