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| PartNumber | SI4736-C40-GM | SI4736-B20-GMR | SI4736-B20-GM |
| Description | RF Receiver FM/AM/weather band receiver | RF RX AM/FM 520KHZ-1.71MHZ 20QFN | RF RX AM/FM 520KHZ-1.71MHZ 20QFN |
| Manufacturer | Silicon Laboratories | - | Silicon Labs |
| Product Category | RF Receiver | - | RF Receivers |
| RoHS | Y | - | - |
| Packaging | Tray | - | Tray Alternate Packaging |
| Series | SI4736 | - | SI4736 |
| Brand | Silicon Labs | - | - |
| Moisture Sensitive | Yes | - | - |
| Product Type | RF Receiver | - | - |
| Factory Pack Quantity | 624 | - | - |
| Subcategory | Wireless & RF Integrated Circuits | - | - |
| Unit Weight | 0.000582 oz | - | 0.000582 oz |
| Type | - | - | Radio |
| Mounting Style | - | - | SMD/SMT |
| Package Case | - | - | QFN-20 |
| Frequency | - | - | 520kHz ~ 1.71MHz, 162.4MHz ~ 162.55MHz, 76MHz ~ 108MHz |
| Operating Temperature | - | - | -20°C ~ 85°C |
| Sensitivity | - | - | - |
| Features | - | - | RSSI Equipped |
| Applications | - | - | General Purpose |
| Voltage Supply | - | - | 2.7 V ~ 5.5 V |
| Supplier Device Package | - | - | 20-QFN (3x3) |
| Memory Size | - | - | - |
| Data Interface | - | - | PCB, Surface Mount |
| Data Rate Max | - | - | - |
| Modulation or Protocol | - | - | AM, FM, LW-SW, WB |
| Current Receiving | - | - | 19.9mA |
| Antenna Connector | - | - | PCB, Surface Mount |
| Maximum Operating Temperature | - | - | + 85 C |
| Minimum Operating Temperature | - | - | - 20 C |
| Operating Frequency | - | - | 76 MHz 520 MHz 108 MHz 1710 MHz |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 2.7 V |