The XR21B1421 is a Enhanced 1-Ch Full-Speed USB HID to UART Bridge.
| Package | QFN |
|---|---|
| Pins | 28 |
| Operating Voltage | 3.3 V |
| Max Voltage (typical range) | 3.6 V |
| Min Voltage (typical range) | 3 V |
| Max Frequency | 48 MHz |
| Height | 1 mm |
| Length | 5 mm |
| Part Number | XR21B1421 Datasheet |
|---|---|
| Manufacturer | Exar |
| Overview |
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 wi.
* ±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. |
| Part Number | XR21B1421 Datasheet |
|---|---|
| Description | Enhanced 1-Ch Full-Speed USB HID to UART Bridge |
| Manufacturer | MaxLinear |
| Overview |
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 wi.
* ±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. |
| Seller | Inventory | Price Breaks | Buy |
|---|---|---|---|
| Rochester Electronics | 1482 | 25+ : 2.46 USD 100+ : 2.34 USD 500+ : 2.21 USD 1000+ : 2.09 USD |
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| DigiKey | 0 | 490+ : 2.92886 USD | View Offer |
| Avnet | 0 | 490+ : 2.82857 USD 980+ : 2.74815 USD 1960+ : 2.7342 USD 3920+ : 2.72025 USD |
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