XR21V1410 The Exar XR21V1410 is a 1-channel USB UART controller compliant with Full-Speed USB 2.0. It supports data rates up to 12 Mbps and features large FIFOs for optimized throughput.
Mfr Part #:

XR21V1410

Available from 1 distributors
Mfr Name: Exar
Exar
The Exar XR21V1410 is a 1-channel USB UART controller compliant with Full-Speed USB 2.0. It supports data rates up to 12 Mbps and features large FIFOs for optimized throughput.
Total Stock: 980 pcs
$ Price Range: $4.39

XR21V1410 Available from 1 distributor

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XR21V1410 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Operating Temperature

XR21V1410 Description

Short technical summary and product information.

The XR21V1410 from Exar is an enhanced 1-channel Universal Asynchronous Receiver and Transmitter (UART) with an integrated USB interface. It is fully compliant with the Full-Speed USB 2.0 specification, enabling data transfer rates of up to 12 Mbps. The device supports essential USB operations such as suspend, resume, and remote wakeup.

 

Key features include a fractional baud rate generator for accurate baud rate generation using an internal 48 MHz clock, eliminating the need for an external crystal. It boasts a large 128-byte transmit (TX) FIFO and a 384-byte receive (RX) FIFO to enhance data throughput. The XR21V1410 also includes automatic transceiver direction control for simplified half-duplex RS-485 applications and supports multidrop (9-bit) mode.

 

Operating from a single 2.97V to 3.63V power supply, the XR21V1410 has 5V tolerant inputs on its UART/GPIO pins. It is available in a compact 16-pin QFN package, making it suitable for space-constrained designs. MaxLinear provides WHQL certified drivers for various operating systems, including Windows, Linux, and Mac OS X.

 

This USB UART is well-suited for applications such as portable appliances, external converters, battery-operated devices, cellular data devices, factory automation, process controls, and other industrial applications requiring reliable serial communication over USB.

XR21V1410 Quick Information

Product Type: USB UART
Canonical Name: XR21V1410 1-Channel Full-Speed USB UART
Subcategory: UART

XR21V1410 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

XR21V1410 Estimated Pricing

Qty Low High
1+ $4.39 $4.39

Estimated market price range - modelled values for guidance only, not live distributor offers.

XR21V1410 Features

  • Full-Speed USB 2.0 compliant interface.
  • Supports data rates up to 12 Mbps.
  • Large 128-byte TX and 384-byte RX FIFOs.
  • Fractional baud rate generator for accuracy.
  • Auto RS-485 half-duplex control support.

XR21V1410 Applications

  • Ideal for portable appliances.
  • Suitable for external converters.
  • Used in battery-operated devices.
  • Applicable for cellular data devices.
  • Supports industrial automation.

XR21V1410 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum data rate for the XR21V1410?

The maximum data rate is 12 Mbps at 3.3V.

What are the FIFO sizes for the XR21V1410?

It has a 128-byte TX FIFO and a 384-byte RX FIFO.

What USB specification does the XR21V1410 comply with?

It is compliant with Full-Speed USB 2.0.

What is the operating voltage range for the XR21V1410?

The supply voltage range is 2.97V to 3.63V.

What is the operating temperature range of the XR21V1410?

The operating temperature range is -40°C to 85°C.

What package type is the XR21V1410 available in?

It is available in a 16-pin QFN package.

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