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Exact specifications should be obtained from the product data sheet.
| Manufacturer Product Number | XR21B1421IL28-F |
| Manufacturer | MaxLinear, Inc. |
| NavitasChip Part Number | NAVI-5036799 |
| Description | IC UART BRIDGE TO USB 1CH 28-QFN |
| Spec | 28-VFQFN Exposed Pad |
| Package | Tray |
| Datasheet | Datasheet |
Product Attributes
| Type | Description |
|---|---|
| Category | Controllers |
| Manufacturer | MaxLinear, Inc. |
| Package | Tray |
| Product Status | Active |
| Protocol | USB |
| Function | Bridge, USB to UART |
| Interface | UART |
| Standards | USB 2.0 |
| Voltage - Supply | 3V ~ 3.6V |
| Current - Supply | 13mA |
| Operating Temperature | -40°C ~ 85°C |
| Supplier Device Package | 28-QFN (5x5) |
| Part Status | Active |
Documents & Media
| Resource Type | Link |
|---|---|
| Datasheet | MaxLinear, Inc. XR21B1421IL28-F Datasheet |
| Product Image | View Large Image |
Environmental & Export Classifications
| Attribute | Description |
|---|---|
| RoHS Status | RoHS Compliant |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
Product Description
The XR21B1421IL28-F is an Interface Controller IC manufactured by MaxLinear, Inc.. Integrated Circuit UART Bridge to USB 1ch in 28-Pin QFN Package, housed in a compact 28-QFN (5x5) package, with 3V ~ 3.6V supply voltage.
Facing hard-to-find interface controllers with original date codes and traceability? NavitasChip provides agile sourcing solutions to keep your production running.
Key Technical Specifications
- Supply Voltage: 3V ~ 3.6V
- Interface: UART
- Operating Temperature: -40°C ~ 85°C
- Package: 28-VFQFN Exposed Pad
- Device Package: 28-QFN (5x5)
- RoHS Compliant
Applications
Commonly utilized in:
- consumer electronics
- EV charging infrastructure and e-mobility power electronics
- building automation and energy management systems
Why Choose NavitasChip for XR21B1421IL28-F?
NavitasChip offers wholesale pricing advantages for the XR21B1421IL28-F and thousands of other electronic components.
- Availability: Ready to Ship
- Packaging: Available in factory Tray or Partial Tray. All custom quantities are professionally repackaged with ESD Shielding and Vacuum-Sealed MBB (Moisture Barrier Bags) in strict adherence to MSL standards.
- Fast Shipping: Ships from Shenzhen / Hong Kong / Singapore via DHL/FedEx/UPS
- Quality Assurance: Inbound check with MPN and Date Code review
- Technical Support: Datasheet and compliance documentation available
Global Shipping
Trusted by procurement managers in India, Bangladesh, and across the globe.
XR21B1421IL28-F - Request a quote today.
Disclaimer: NavitasChip is an independent distributor of electronic components. We are not affiliated with, endorsed by, or an authorized distributor for the manufacturers listed on this page. All trademarks and brand names are the property of their respective owners and are used solely for identification purposes.
Stock quantities are dynamic and updated in real-time. For large quantity orders (1,000+ units), please contact us for real-time stock verification and custom pricing.
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Request for Quote (RFQ)
- For items in stock with listed prices, you can place your order directly.
- For out-of-stock or unpriced items, please submit an RFQ and we will respond within 24 hours.
Supply Information
- Spot Stock: Available from our verified global supply network.
- Franchise Sources: Components from authorized distribution channels when available.
- OEM Surplus: Excess inventory from OEM and EMS production lines.
- Qualified Suppliers: Provided by vetted independent suppliers who meet our quality and traceability standards.
About Shipping Costs
If you use our shipping account, shipping fees will be paid at checkout. If you use your own account, shipping fees will be settled directly between you and the courier company.
Note: Customers are responsible for all customs duties, taxes, or other charges. NavitasChip is not responsible for any additional fees after the package is shipped.
Shipping Methods
We offer shipping services via DHL, FedEx, UPS, and SF Express.
Delivery Time
- Spot Stock (HK/SZ warehouse): Ships within 24 hours when order confirmed before 14:00 GMT+8.
- Verified Supplier Network: Ships within 3 business days after sourcing confirmation.
- Out-of-stock items: Lead times provided per quote (typically 2-4 weeks).
- Actual delivery time depends on your selected courier service (DHL/FedEx/UPS/SF Express).
Quality Assurance
- 60-Day Quality Pledge — every order covered against material defects
- Third-Party Lab Testing available (AS6081 Process Aligned, ISO/IEC 17025 verification)
- RoHS / REACH Compliance verified through OCM official databases
- Distributor Certificate of Conformance (CoC) issued with every shipment
In Stock: 1,229 pcs
Ready to ship immediately
Lead Time
18 Weeks
Factory standard
Need a quote? We'll respond within 24 hours.
Payment Methods
T/T
WU
Delivery Services
TNT
SF