
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 | Microchip Tech | |
| Package | QFN-32-EP(5x5) | |
| Frequency Range | 310MHz~318MHz、336MHz~956MHz、418MHz~477MHz | |
| Operating Temperature | -40℃~+105℃ | |
| Type | Receivers | |
| Sensitivity | -122.5dBm | |
| Data Rate | 120Kbps | |
| Applications | RKE、PKE | |
| Voltage - Supply | 1.9V~3.6V、2.4V~5.5V | |
| Receive Current | 9.8mA | |
| Typical Application Frequency | 315MHz、433.92MHz、868.3MHz、915MHz | |
| Features | Supports RSSI function、CRC check function、Input sync word detection function、Manchester decoding function | |
| Interface | SPI |

* 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.
ATA5781-WNQW-VAO technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | RF and Wireless/RF Transceiver ICs | |
| Manufacturer | Microchip Tech | |
| Package | QFN-32-EP(5x5) | |
| Frequency Range | 310MHz~318MHz、336MHz~956MHz、418MHz~477MHz | |
| Operating Temperature | -40℃~+105℃ | |
| Type | Receivers | |
| Sensitivity | -122.5dBm | |
| Data Rate | 120Kbps | |
| Applications | RKE、PKE | |
| Voltage - Supply | 1.9V~3.6V、2.4V~5.5V | |
| Receive Current | 9.8mA | |
| Typical Application Frequency | 315MHz、433.92MHz、868.3MHz、915MHz | |
| Features | Supports RSSI function、CRC check function、Input sync word detection function、Manchester decoding function | |
| Interface | SPI |
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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.

The ATA5781-WNQW-VAO schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.