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SI4739-B20-GMR is listed in the RF Receivers range at ChipApex. The manufacturer field lists Skyworks Solutions Inc.. Its product description is RF RCVR FM/WB 76MHZ-108MHZ 20QFN. Review the specifications below when checking this part for your BOM.
The SI4739-B20-GMR is an RF receiver manufactured by Skyworks Solutions Inc., designed for FM and Weather Band applications. It operates within the frequency range of 76 MHz to 108 MHz. The component is housed in a 20-lead QFN package, specifically identified as a 20-QFN (3x3) with exposed pad construction. This surface-mount device supports PCB mounting and is intended for general-purpose radio reception tasks.
Verify the specific datasheet version and manufacturer documentation to confirm current availability status. Ensure that the ordering suffix matches the required package type and tape-and-reel specifications. Cross-reference part numbers with official Skyworks Solutions records to validate authenticity and technical compliance before procurement.
Select this component for designs requiring dedicated FM and Weather Band tuning in a compact form factor. Consider the 20-QFN footprint constraints and thermal dissipation requirements associated with the exposed pad design. Verify power supply voltage ranges and interface compatibility with the target system architecture.
This part belongs to the Skyworks RF receiver family, focusing on broadcast audio reception. It complements other models like the SI4734 and SI4736 by providing specialized support for FM and Weather Band frequencies within a small QFN package suitable for space-constrained electronic assemblies.
Public confirmed substitute part numbers are not available in the provided data.
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