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XR21B1422 - Enhanced 2-Ch Full-Speed USB UART

Exar

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Datasheet Details

Part number	XR21B1422
Manufacturer	Exar
File Size	445.85 KB
Description	Enhanced 2-Ch Full-Speed USB UART
Datasheet	XR21B1422-Exar.pdf

XR21B1422 Product details

Description

The XR21B1422 is an enhanced Universal Asynchronous Receiver and Transmitter (UART) bridge to USB interface.

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 up to 12 Mbps.
Fractional Baud Rate Generator.
512-byte TX and 512-byte RX FIFOs.
Auto Hardware / Software Flow Control.
Multidrop and Half-Duplex Modes.
Auto RS-485 Half-Duplex Control.
Selectable GPIO or Modem.

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Published: Sep 2, 2016 |