SI4744-C10-GMR

RF Receivers Overview

The SI4744-C10-GMR is an automotive-qualified AM/FM radio receiver from Skyworks Solutions Inc. It supports frequency ranges of 520 kHz to 1.71 MHz and 64 MHz to 108 MHz, accommodating AM, FM, Shortwave, and Longwave bands. The device operates on a 3V to 3.6V supply with a receive current of 26 mA. It utilizes a 24-QFN (4x4) surface-mount package and functions within a temperature range of -40°C to 85°C.

RF Receivers Feature Summary

• Automotive-grade qualification compliant with AEC-Q100 standards for reliable operation in vehicle environments.
• Integrated single-chip solution supporting multiple broadcast modulation formats including AM, FM, SW, and LW.

RF Receivers Applications

• In-dash car audio systems
• Aftermarket automotive radios
• Vehicle infotainment units

RF Receivers Procurement Notes

Verify the specific suffix 'GMR' indicates reel packaging versus 'GM' for tray. Confirm end-of-life status as public records indicate discontinuation. Ensure compatibility with existing PCB footprints and firmware interfaces before procurement.

RF Receivers Selection Notes

Select this component for applications requiring certified automotive reliability and multi-band reception capabilities. Consider the 24-QFN package dimensions for layout constraints. Evaluate power consumption requirements against the specified 26 mA operating current.

RF Receivers Part Context

This part belongs to the SI474x series of digital radio tuners designed by Skyworks Solutions. It serves as a specialized variant optimized for automotive electronics, distinguishing itself through rigorous environmental testing and qualification protocols required for vehicular integration.

RF Receivers Replacement Considerations

SI4755-A40-GM is listed as a manufacturer-recommended substitute. Verify functional equivalence and pinout compatibility when considering alternative components due to the discontinued status of the original part.