The SI4431-B1-FMR is a QFN-20 packaged RF transceiver with SPI interface, operating at 930MHz and 256Kbps data rate. It can supply up to 30mA during transmission and 18.5mA during reception. The device is RoHS compliant and operates within a temperature range of -40°C to 85°C, with a maximum supply voltage of 3.6V and minimum supply voltage of 1.8V.
Frequency930MHz
PackageQFN
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Technical Specifications
Silicon Labs SI4431-B1-FMR technical specifications.
General
| Package/Case | QFN |
| Current - Receiving | 18.5mA |
| Current - Transmitting | 30mA |
| Data Rate | 256Kbps |
| Depth | 4mm |
| Frequency | 930MHz |
| Interface | SPI |
| Length | 4mm |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Min Supply Voltage | 1.8V |
| Number of GPIO | 3 |
| Operating Supply Voltage | 3V |
| Package Quantity | 2500 |
| Packaging | Tape and Reel |
| RoHS Compliant | Yes |
| Sensitivity | -121dBm |
Compliance
| RoHS | Compliant |
Datasheet
Silicon Labs SI4431-B1-FMR Datasheet
Download the complete datasheet for Silicon Labs SI4431-B1-FMR to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.