XR21B1420IL28-F vs XR21B1421IL28-F Comparison
Detailed side-by-side comparison of XR21B1420IL28-F by MaxLinear and XR21B1421IL28-F by MaxLinear. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
MaxLinear
XR21B1420IL28-F - 1-Ch USB 2.0 FS UART Bridge, 28-QFN | MaxLinear
XR21B1420IL28-F ✓ ActiveSpecification Comparison
| Parameter | XR21B1420IL28-F | XR21B1421IL28-F |
|---|---|---|
| Brand | MaxLinear | MaxLinear |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.94 | $4.35 |
| Product Type | USB-to-UART Bridge Controller | — |
| Channels | 1 | — |
| USB Specification | USB 2.0 Full-Speed (12 Mbps) | — |
| FIFO Size | 512 byte TX / 512 byte RX | — |
| UART Data Bits | 5, 6, 7, or 8 bits | — |
| Supply Voltage | 3.3 V or 5 V single supply (internal 3.3 V LDO) | 3.3 V or 5 V (single supply) |
| Operating Temperature | -40 C to +85 C (Industrial) | [-40 °C, +85 °C] |
| Package | 28-QFN (5x5 mm) | 28-QFN (5x5 mm) |
| USB Suspend / Resume / Remote Wakeup | Supported | — |
| Modem-Control Pins (RTS/CTS/DTR/DSR/DCD/RI) | Yes | — |
| Flow Control | Hardware (RTS/CTS) and Xon/Xoff | — |
| Programmable USB VID/PID | Yes | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| Function | — | USB Bridge, USB to UART |
| Protocol | — | USB 2.0 Full-Speed (12 Mbps) |
| Interface | — | UART |
| Number of Channels | — | 1 |
| USB Class | — | HID (driverless enumeration) |
| Regulated Output | — | 3.3 V (when powered from 5 V) |
| VIO (28-pin) | — | Internally tied to 3.3 V |
| Supply Current | — | 13 mA (typical, per distributor listing) |
| Packaging | — | Tray |
| USB Features | — | Suspend, resume, remote wakeup |