XR21B1422 Overview
Key Specifications
Package: QFN
Operating Voltage: 3.3 V
Max Voltage (typical range): 3.6 V
Min Voltage (typical range): 3 V
Description
The XR21B1422 is an enhanced Universal Asynchronous Receiver and Transmitter (UART) bridge to USB interface. The USB interface is fully compliant to the USB 2.0 (Full-Speed) specification with 12 Mbps USB data transfer rate.
Key Features
- ±15kV ESD on USBD+/USBD
- USB 2.0 Compliant, Full-Speed (12Mbps)
- Unique pre-programmed USB serial number
- Internally generated 48MHz core clock
- Enhanced UART features
- Baud rates from 300 bps to 12 Mbps
- Fractional Baud Rate Gen
