SI4704-D50-GMR

RF Receivers Overview

The SI4704-D50-GMR is an FM radio receiver manufactured by Skyworks Solutions Inc. It operates within a frequency range of 64 MHz to 108 MHz and supports embedded antennas. The device utilizes a 3-wire interface and is housed in a QFN-20 package measuring 3 mm x 3 mm x 0.55 mm. It functions at temperatures between -20°C and +85°C.

RF Receivers Feature Summary

• Supports short embedded antennas such as wire or PCB traces without external headphone cables
• Integrates tunable resonance circuitry for optimal signal reception
• Provides coverage of the expanded worldwide FM frequency band

RF Receivers Applications

• Portable devices requiring integrated FM radio functionality
• Applications utilizing internal casing for antenna integration
• Embedded audio systems in consumer electronics

RF Receivers Procurement Notes

Verify component status prior to design implementation, as this part number may be discontinued or subject to limited supply conditions. Confirm current availability through official manufacturer channels or authorized distributors before finalizing procurement plans.

RF Receivers Selection Notes

Select this component when designing portable devices that require FM reception capabilities without external antenna connections. Ensure the design accommodates the specific QFN-20 package dimensions and thermal operating range requirements.

RF Receivers Part Context

This receiver belongs to the Si470x family, which incorporates features from the Silicon Laboratories CMOS Si4700 FM tuner lineage. It represents an evolution in compact RF receivers designed for modern portable electronic applications.

RF Receivers Replacement Considerations

Publicly confirmed substitute part numbers include SI4704-D60-GMR.