The XR88C681J is a UART (Universal Asynchronous Receiver Transmitter) that is manufactured by Exar Corporation.

• Function: This device is designed to provide serial communication between a microprocessor and peripheral devices.
• Features: The XR88C681J features a 16-byte FIFO (First In First Out) buffer, which helps to reduce the likelihood of data loss during high-speed communication.
• Popularity: With a medium popularity rating and a balanced supply and demand status, the XR88C681J is a reliable choice for your UART needs.