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SI4730-D50-GMR is listed in the RF Receivers range at ChipApex. The manufacturer field lists Skyworks Solutions Inc.. Its product description is RF RX AM/FM 520KHZ-1.71MHZ 20QFN. Review the specifications below when checking this part for your BOM.
The SI4730-D50-GMR is a broadcast AM/FM radio receiver manufactured by Skyworks Solutions Inc. It integrates the complete tuner and receiver function from antenna input to audio output. The device supports worldwide FM band reception (64–108 MHz) and AM band reception (520–1710 kHz). It utilizes a 20-pin QFN package with dimensions of 3x3x0.55 mm. The component operates within a supply voltage range of 2.7V to 5.5V and functions at temperatures between -20°C and 85°C. This specific variant is designated as GMR, indicating reel packaging.
Verify current availability status as this part number may be discontinued or subject to limited distribution. Confirm that the GMR suffix corresponds to the required reel packaging format for your manufacturing process. Ensure compatibility with the specified 20-QFN footprint and pinout during design integration.
Select this component when a compact solution for AM/FM reception in mobile devices is required. Consider the 3x3mm QFN package size for space-constrained designs. Verify that the operating temperature range meets environmental requirements. Note that SW band support is not included in the SI4730 model; check SI4734/35 variants if shortwave capability is needed.
The SI4730 belongs to the Si473x family of digital CMOS AM/FM radio receiver ICs. These devices integrate the complete tuner and receiver function from antenna input to audio output. The family includes variants such as SI4730, SI4731, SI4734, and SI4735, which differ primarily in supported frequency bands. The SI4730 specifically focuses on standard AM and FM broadcast bands.
Public confirmed substitute part numbers are not available in the provided documentation.
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