BUY CP2102 https://www.utsource.net/itm/p/11270955.html

Description: The CP2102 is a highly-integrated USB-to-UART Bridge Controller providing a simple solution for updating RS-232 designs to USB using a minimum of components and PCB space. Features: USB 2.0 Full-Speed Function Controller Integrated USB Transceiver Integrated Voltage Regulator Integrated Clock Circuit Integrated EEPROM Low Operating and USB Suspend Current Low USB Bandwidth Consumption Supports RS-232 Signaling Supports 5V and 3.3V Operation Supports Data Rates up to 3 Mbps Supports Remote Wakeup and Power Management Supports Windows, Linux, and Mac OS X Applications: Industrial Automation Point-of-Sale Terminals Serial Communication Consumer Electronics Medical Devices Test and Measurement Equipment (For reference only)