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SI4721-B20-GM
| Category |
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Business
| Product Category | RF Transceiver | Standard Package | Trays |
| Factory Pack Quantity | 490 | Standard Package Name | QFN |
Compliance
| RoHS | RoHS Compliant | EU RoHS | Compliant |
Electrical
| Frequency | 76MHz ~ 108MHz | Interface | 2-Wire, 3-Wire |
| Data Interface | PCB, Surface Mount | Frequency - Max | 108 MHz |
| Frequency Range | 76 MHz to 108 MHz | Current - Supply | 19.2 mA |
| Voltage - Supply | 2.7 V ~ 5.5 V | Current - Receiving | 19.2mA |
| Current - Transmitting | 18.8mA | Current - Supply (Main IC) | 18.8 mA |
Mechanical
| Width | 3 | Weight | 0.000582 oz |
| Packaging | Tray | Lead Style | No Lead |
| Mounting Type | Surface Mount | Mounting Style | SMD/SMT |
| Package / Case | 20QFN EP | Length - Overall | 3 |
| Package Quantity | QFN EP | Antenna Connector | PCB, Surface Mount |
| Number of Positions | 20 | Shell Size - Insert | 0.53 |
Product Info
| Series | SI4721 | Applications | General Purpose |
| Manufacturer | Silicon Labs | Number of Receivers | 1 |
| Printed Circuit Board | 20 | Modulation or Protocol | FM |
| Number of Transmitters | 1 | ||
Environmental
| Operating Temperature | -20 to 85 °C | ||
Documents & Media
Sourcing & traceability
- Datasheet
- Si4720-21-B20.pdf
Lot-level traceability (date code, original factory packaging) is confirmed on every quote and shipment.