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The SI47901A2GE1AM is an automotive-grade RF receiver and HD tuner manufactured by Skyworks Solutions Inc. It supports AM, FM, SW-LW, RBDS/RDS, and DRM modulation protocols across frequency ranges of 144kHz to 288kHz, 520kHz to 1.71MHz, 2.3MHz to 30MHz, 64MHz to 108MHz, and 168MHz to 240MHz. The device operates on 1.8V and 3.3V supplies, utilizes I2C and SPI data interfaces, and is housed in a 56-VFQFN package with exposed pad.
Verify the specific suffix 'A2GE1AM' against official Skyworks documentation to confirm pinout and electrical specifications. Confirm AEC-Q100 compliance status for your target automotive application. Check current lifecycle status as components may transition to end-of-life or alternate packages.
Select this component when designing for automotive environments requiring integrated AM, FM, and digital radio reception. Ensure the design accommodates the 56-VFQFN thermal requirements and provides stable 1.8V/3.3V power rails. Verify that the host processor supports the required I2C/SPI communication protocols for control and data transfer.
This part belongs to the Skyworks Si479xx series of single-chip radio tuners. These devices are designed to replace discrete tuner solutions, reducing board space and complexity in modern vehicle audio systems. The series typically integrates low-noise amplifiers, mixers, and digital signal processing blocks.
Publicly confirmed substitute part numbers are not available in the provided source material. Consult Skyworks Solutions directly for qualified alternatives or obsolescence management options.