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SI4738-C40-GM 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.
RF Receivers specifications for SI4738-C40-GM
- Description：RF RX AM/FM 520KHZ-1.71MHZ 20QFN
- Series：-
- Mfr：Skyworks Solutions Inc.
- Package：Tray
- Frequency：520kHz ~ 1.71MHz, 64MHz ~ 108MHz, 162.4MHz ~ 162.55MHz
- Sensitivity：-
- Data Rate (Max)：-
- Modulation or Protocol：AM, FM, WB
- Applications：General Purpose
- Current - Receiving：19.9mA
- Data Interface：PCB, Surface Mount
- Memory Size：-
- Antenna Connector：PCB, Surface Mount
- Features：RSSI Equipped
- Voltage - Supply：2.7V ~ 5.5V
- Operating Temperature：-20°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：20-UFQFN Exposed Pad
- Supplier Device Package：20-QFN (3x3)
- Grade：-
- Qualification：-
RF Receivers datasheet and documents for SI4738-C40-GM
RF Receivers Overview
The SI4738-C40-GM is an RF receiver manufactured by Skyworks Solutions Inc., designed for AM and FM signal reception. It operates within frequency ranges of 520kHz to 1.71MHz and 64MHz to 108MHz, supporting standard AM and FM modulation protocols. The device utilizes a 20-UFQFN package with exposed pads, measuring 3mm x 3mm. It functions on a supply voltage between 2.7V and 5.5V, with a receive current of 19.9mA. The operational temperature range spans from -20°C to 85°C.
RF Receivers Feature Summary
- Integrated AM/FM radio receiver functionality
- Supports RSSI (Received Signal Strength Indicator)
- Surface mount installation type
RF Receivers Applications
- General purpose RF applications
- Portable audio devices
- Consumer electronics
RF Receivers Procurement Notes
Verify component status as the SI4738-C40-GM is listed as obsolete and no longer in manufacturing. Confirm availability through authorized distributors or check for direct replacement part numbers such as the SI4735-D60-GM if sourcing new production units is required. Ensure datasheet alignment with specific design requirements before procurement.
RF Receivers Selection Notes
Select this component for designs requiring compact AM/FM reception capabilities within a small footprint. Consider the 20-QFN package constraints and verify power supply stability within the 2.7V to 5.5V range. Evaluate thermal performance against the specified operating temperature limits and ensure interface compatibility with the host system.
RF Receivers Part Context
This component belongs to the Skyworks RF receiver family, specifically targeting integrated radio solutions. It shares architectural similarities with other models like the SI4735 and SI4736 series, offering comparable signal processing features in a surface-mount format suitable for modern electronic assemblies.
RF Receivers Replacement Considerations
The SI4735-D60-GM is identified as a direct substitute for the obsolete SI4738-C40-GM. Verify pinout and electrical parameter compatibility before implementation.
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