SI4685-A10-GMR

RF Receivers Overview

The SI4685-A10-GMR is a single-chip digital radio broadcast receiver manufactured by Skyworks Solutions Inc. It supports AM, FM, DAB, and DAB+ reception across frequencies of 520kHz to 1.71MHz, 76MHz to 108MHz, and 168MHz to 240MHz. The device operates on a supply voltage ranging from 1.62V to 2V and functions within a temperature range of -40°C to +85°C. It utilizes I2C and SPI interfaces for control and data transfer. The component is housed in a 48-QFN package measuring 7mm x 7mm with a height of 0.85mm.

RF Receivers Feature Summary

• Integrates complete digital reception capabilities for multiple broadcast standards including AM, FM, DAB, and DAB+.
• Supports RDS/RBDS data decoding for enhanced information retrieval during FM reception.
• Features low-power CMOS architecture optimized for portable battery-operated applications.

RF Receivers Applications

• Portable media players and handheld audio devices
• Smartphones and mobile communication terminals
• Automotive infotainment systems requiring DAB/FM support

RF Receivers Procurement Notes

Verify the specific suffix 'GMR' indicates the reel packaging configuration as documented by the manufacturer. Confirm RoHS compliance status through official datasheets prior to integration. Ensure interface compatibility with the host microcontroller's I2C or SPI protocols. Check for moisture sensitivity level requirements during storage and handling procedures.

RF Receivers Selection Notes

Choose this component when multi-standard digital radio reception is required in a compact form factor. It is suitable for designs needing integrated DAB/DAB+ tuning alongside traditional AM/FM bands. Consider the 48-QFN package dimensions for PCB layout constraints. Verify power supply stability within the 1.62V to 2V range for optimal performance.

RF Receivers Part Context

This part belongs to the Si468x family of single-chip digital radio receivers from Skyworks Solutions. These ICs are designed to replace discrete analog solutions, offering high integration levels. The family typically shares similar pinouts and software architectures, facilitating design upgrades across different regional broadcast standards.

RF Receivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Skyworks Solutions directly for current obsolescence notices or recommended alternatives if this specific revision is discontinued.