 | |  | |
| PartNumber | SI4421-A1-FT | SI4421-A1-FT1 | SI4421-A1-FT(IA4421) |
| Description | RF Transceiver Sub-GHz transceiver | RF Transceiver TXRX SubG | |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | - |
| Product Category | RF Transceiver | RF Transceiver | - |
| RoHS | Y | - | - |
| Type | FSK | FSK | - |
| Frequency Range | 430.24 MHz to 929.27 MHz | 430.24 MHz to 929.27 MHz | - |
| Maximum Data Rate | 256 kb/s | 256 kb/s | - |
| Modulation Format | FSK | - | - |
| Supply Voltage Min | 2.2 V | 2.2 V | - |
| Supply Voltage Max | 3.8 V | 3.8 V | - |
| Supply Current Receiving | 13 mA | 13 mA | - |
| Supply Current Transmitting | 24 mA | 24 mA | - |
| Output Power | 7 dBm | 7 dBm | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Interface Type | Serial | Serial | - |
| Package / Case | TSSOP-16 | TSSOP-16 | - |
| Packaging | Tube | - | - |
| Sensitivity | - 110 dB | - 110 dB | - |
| Series | Si4421 | Si4421 | - |
| Brand | Silicon Labs | Silicon Labs | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Supply Current Max | 25 mA | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of Receivers | 2 Receiver | 2 Receiver | - |
| Number of Transmitters | 2 Transmitter | 2 Transmitter | - |
| Operating Supply Voltage | 2.2 V to 3.8 V | 2.2 V to 3.8 V | - |
| Product Type | RF Transceiver | RF Transceiver | - |
| Factory Pack Quantity | 96 | 96 | - |
| Subcategory | Wireless & RF Integrated Circuits | Wireless & RF Integrated Circuits | - |
| Unit Weight | 0.002037 oz | - | - |