SI47942A0GE1GMR

RF Receivers Overview

The SI47942A0GE1GMR is a high-performance automotive RF receiver manufactured by Skyworks Solutions Inc. It supports AM, FM, SW-LW, and RBDS/RDS 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 interfaces, and is housed in a 56-QFN (8x8) package.

RF Receivers Feature Summary

• Supports multiple broadcast standards including AM, FM, Shortwave, Longwave, and RDS/RBDS data decoding
• Integrated digital radio coprocessor architecture for comprehensive signal processing
• Automotive-grade qualification ensuring reliability under strict environmental conditions

RF Receivers Applications

• In-vehicle infotainment systems requiring multi-band radio reception
• Automotive navigation units with integrated audio broadcasting capabilities
• Telematics control modules needing robust RF signal acquisition

RF Receivers Procurement Notes

Verify the specific suffix GMR against official Skyworks documentation to confirm tape-and-reel packaging compliance. Ensure the design-in process accounts for the 56-QFN thermal pad requirements and I2C/SPI interface timing specifications. Cross-reference the AEC-Q100 grade certification with current manufacturer quality reports before finalizing component selection.

RF Receivers Selection Notes

Select this component when designing automotive audio systems requiring simultaneous support for terrestrial broadcast bands and data services. The dual-voltage operation facilitates integration with various system power architectures. Consider the QFN footprint constraints during PCB layout planning to ensure adequate thermal dissipation and mechanical stability for the bare die pad configuration.

RF Receivers Part Context

This part belongs to the Skyworks SI479xx series of high-performance radio tuners designed specifically for automotive applications. It complements other models like the SI47962 and SI47957 within the same family, offering specialized frequency coverage and interface options tailored for modern vehicle connectivity and entertainment requirements.

RF Receivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.