SI47901A2GE2AM

RF Receivers Overview

The SI47901A2GE2AM is an automotive-grade RF receiver and HD Radio tuner manufactured by Skyworks Solutions Inc. It supports AM, FM, and HD Radio modulation protocols within frequency ranges of 520kHz to 1.71MHz for AM and 64MHz to 108MHz for FM. The device utilizes I2C and SPI data interfaces for control and communication. It is housed in a 56-VFQFN exposed pad package designed for surface mount installation. The component operates on supply voltages of 1.8V and 3.3V and meets AEC-Q100 qualification standards for automotive reliability.

RF Receivers Feature Summary

• Integrated HD Radio tuning capability alongside standard AM/FM reception
• Automotive-grade construction with AEC-Q100 certification
• Dual voltage operation supporting 1.8V and 3.3V systems
• Digital interface compatibility via I2C and SPI protocols

RF Receivers Applications

• Automotive AM/FM radio receivers
• HD Radio tuners for vehicle infotainment systems
• Telematics units requiring broadcast signal reception
• Automotive audio processing modules

RF Receivers Procurement Notes

Verify current availability status as the part may be subject to restricted availability or end-of-life conditions. Confirm that the specific suffix GE2AM matches the required package and tape/reel specifications for your manufacturing process. Ensure compatibility with existing I2C/SPI bus configurations and validate power supply requirements against the 1.8V and 3.3V rails before integration into the design.

RF Receivers Selection Notes

Select this component when high-performance HD Radio reception is required in an automotive environment. It is suitable for designs needing integrated AM/FM/HD functionality without external tuners. Consider the 56-QFN package size for PCB layout constraints. Verify that the system architecture supports the necessary digital interfaces and that the operating temperature range aligns with automotive environmental standards.

RF Receivers Part Context

This component belongs to the Si479x series of high-performance automotive radio tuners from Skyworks Solutions. The series is designed to replace discrete tuner solutions by integrating AM, FM, and HD Radio capabilities into a single chip. It targets applications demanding robust signal reception and compliance with automotive quality standards, serving as a central element in modern vehicle audio and telematics architectures.

RF Receivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Check for direct pin-to-pin replacements within the Si479x family or consult manufacturer resources for updated alternatives if this specific variant is discontinued.