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SI4757-A30-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 32QFN. Review the specifications below when checking this part for your BOM.
The SI4757-A30-GM is an RF receiver IC designed for AM, FM, Shortwave (SW), and Longwave (LW) reception with RDS support. It operates within a frequency range of 520 kHz to 1.71 MHz and 64 MHz to 108 MHz. The device utilizes a 32-QFN (5x5 mm) surface mount package. Supply voltage requirements are specified between 2.7 V and 5.5 V. The component is qualified under the AEC-Q100 standard for automotive applications.
Verify current availability status as distribution may be limited or restricted in certain regions. Confirm that the specific suffix corresponds to the required package and tape/reel configuration. Ensure compatibility with existing board designs regarding the 32-QFN footprint and thermal requirements. Check for any recent product change notices affecting material composition or assembly processes.
Select this component when multi-band coverage including longwave and shortwave is required alongside standard FM/AM. The AEC-Q100 qualification makes it suitable for automotive deployments where environmental robustness is critical. Consider the wide supply voltage range for flexibility in power management design. Evaluate interface requirements against the I2C control protocol used for tuning and configuration.
This part belongs to the SI4757 series of single-chip radio tuners from Skyworks Solutions. It integrates the tuner, demodulator, and audio processing functions into a compact form factor. The series is targeted at applications requiring high performance across multiple broadcast bands without external components.
Public confirmed substitute part numbers: SI4757-A40-AM, SI4757-A40-GM.
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