
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Transceiver ICs | |
| Manufacturer | SKYWORKS/SILICON LABS | |
| Package | QFN-20-EP(3x3) | |
| Frequency Range | 283MHz~960MHz | |
| Operating Temperature | -40℃~+85℃ | |
| Sensitivity | -116dBm | |
| Data Rate | 500Kbps | |
| Output Power | 13dBm | |
| Voltage - Supply | 1.8V~3.6V | |
| Receive Current | 10mA | |
| Features | Power-on reset function、Supports RSSI function、CRC check function、Input sync word detection function、Manchester decoding function | |
| Current Of Transmitting | 18mA |

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
SI4455-B1A-FM technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Transceiver ICs | |
| Manufacturer | SKYWORKS/SILICON LABS | |
| Package | QFN-20-EP(3x3) | |
| Frequency Range | 283MHz~960MHz | |
| Operating Temperature | -40℃~+85℃ | |
| Sensitivity | -116dBm | |
| Data Rate | 500Kbps | |
| Output Power | 13dBm | |
| Voltage - Supply | 1.8V~3.6V | |
| Receive Current | 10mA | |
| Features | Power-on reset function、Supports RSSI function、CRC check function、Input sync word detection function、Manchester decoding function | |
| Current Of Transmitting | 18mA |
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Step 1 - Pre-order the parts you need from JLCPCB.
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

SI4455-B1A-FM datasheets or manufacturer documentation.
Datasheet: SI4455-B1A-FM Datasheet (PDF)
The SI4455-B1A-FM schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.