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| PartNumber | SI4703-C19-GMR | SI4703-C19-GM | SI4703-C19 |
| Description | RF Receiver FM receiver with RDS | Tuners FM receiver with RDS | |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | - |
| Product Category | RF Receiver | Tuners | - |
| RoHS | Y | Y | - |
| Type | Broadcast FM Radio Receiver | Radio | - |
| Operating Frequency | 76 MHz to 108 MHz | - | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 20 C | - 20 C | - |
| Package / Case | QFN-20 EP | QFN-20 | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Packaging | Reel | Tray | - |
| Series | SI4703 | SI4703 | - |
| Brand | Silicon Labs | Silicon Labs | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Current | 14.4 mA | - | - |
| Product Type | RF Receiver | Tuners | - |
| Factory Pack Quantity | 2500 | 624 | - |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.7 V | 2.7 V | - |
| Unit Weight | 0.002173 oz | 0.000582 oz | - |
| Maximum Frequency | - | 108 MHz | - |
| Minimum Frequency | - | 76 MHz | - |
| Operating Supply Voltage | - | 3.3 V, 5 V | - |
| Bus Type | - | 2-Wire, 3-Wire | - |
| Height | - | 0.53 mm | - |
| Length | - | 3 mm | - |
| Width | - | 3 mm | - |
| Modulation Technique | - | FM | - |