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Part Number
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XR21B1421 |
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Manufacturer
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Exar |
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Description
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Enhanced 1-Ch Full-Speed USB HID to UART Bridge |
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Published
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Sep 2, 2016 |
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Detailed Description
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General Description
The XR21B1421 is an enhanced Universal Asynchronous Receiver and Transmitter (UART) bridge to HID cl...
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Datasheet
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XR21B1421
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Overview
General Description
The XR21B1421 is an enhanced Universal Asynchronous Receiver and Transmitter (UART) bridge to HID class USB interface.
The USB interface is fully compliant to the USB 2.
0 (Full-Speed) specification with 12 Mbps USB data transfer rate.
The USB interface also supports USB suspend, resume and remote wakeup operations.
The USB Vendor ID, Product ID, power mode, remote wakeup support, maximum power, and numerous other settings may be programmed in the no-chip OTP memory via the USB interface using either HID reports or Exar-supplied OTP programming tools.
The XR21B1421 includes an internal oscillator and does not require an external crystal/oscillator.
Any UART baud rate up to...
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