Quad CMOS UART IC, 44‑PLCC Package
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The XR82C684CJ/44F is a quad universal asynchronous receiver/transmitter (UART) integrated circuit manufactured by EXAR. This CMOS device provides four independent UART channels for serial communication. It is supplied in a 44-pin PLCC (Plastic Leaded Chip Carrier) package, suitable for surface mount assembly.
This quad UART is commonly used in systems requiring multiple serial communication interfaces. Its independent channels allow it to manage several devices simultaneously. The XR82C684CJ/44F is suitable for various industrial and embedded applications.