| PartNumber | SI4737-C40-GU | SI4737-C40-GM | SI4737-C40-GMR |
| Description | RF Receiver FM/AM/weather band receiver with RDS | RF Receiver FM/AM/weather band receiver with RDS | RF Receiver FM/AM/weather band receiver with RDS |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Laboratories |
| Product Category | RF Receiver | RF Receiver | RF Receiver |
| RoHS | Y | Y | Y |
| Type | Radio Receiver | - | - |
| Operating Frequency | 400 kHz | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Minimum Operating Temperature | - 20 C | - | - |
| Package / Case | SSOP-24 | - | - |
| Mounting Style | SMD/SMT | - | - |
| Packaging | Tube | Tray | Reel |
| Series | SI4737 | SI4737 | SI4737 |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 19.2 mA | - | - |
| Product Type | RF Receiver | RF Receiver | RF Receiver |
| Factory Pack Quantity | 56 | 624 | 2500 |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 2 V | - | - |
| Unit Weight | 0.059966 oz | 0.000582 oz | - |