SI4330-B1-FMR

RF Receivers Overview

The SI4330-B1-FMR is a sub-GHz RF receiver from the EZRadioPRO family, operating in the 240 MHz to 960 MHz ISM band. It supports FSK, GFSK, and OOK modulation with a maximum data rate of 256 kbps. The device features a sensitivity of -121 dBm and draws 18.5 mA during reception. Powered by 1.8 V to 3.6 V, it utilizes an SPI interface and is housed in a QFN-20 package.

RF Receivers Feature Summary

• Single-conversion RF architecture utilizing a delta-sigma ADC for signal processing
• DSP-based digital modem providing demodulation, filtering, and packet handling capabilities
• Integrated RSSI functionality for signal strength monitoring

RF Receivers Applications

• Remote Keyless Entry (RKE) systems
• Security alarm systems
• Wireless remote control applications

RF Receivers Procurement Notes

Verify component status as this part may be marked Not Recommended for New Designs. Confirm exact ordering suffixes match required packaging specifications. Ensure compatibility with existing system voltage levels and interface requirements before procurement.

RF Receivers Selection Notes

Select this component for applications requiring high sensitivity and low power consumption in sub-GHz bands. Consider the single-conversion architecture for simplified design. Verify that the supported modulation formats align with system protocol requirements.

RF Receivers Part Context

This receiver belongs to the EZRadioPRO family, designed for highly integrated wireless communication solutions. It complements other transceivers in the series by offering dedicated receiving capabilities with robust digital signal processing for reliable data recovery.

RF Receivers Replacement Considerations

Check for direct substitutes within the EZRadioPRO family such as the SI4460 series if transceiver functionality is needed. Verify pinout and register compatibility when considering alternative receivers from the same manufacturer.