SI4705-D50-GM

RF Receivers Overview

The SI4705-D50-GM is a broadcast FM radio receiver designed for consumer electronics, manufactured by Skyworks Solutions Inc. It operates within the frequency range of 64 MHz to 108 MHz and supports industry-standard sampling rates including 32, 40, 44.1, and 48 kHz. The device features high-performance RDS capabilities and utilizes a digital audio interface for low-power operation. Packaged in a QFN-20 format measuring 3 mm x 3 mm x 0.55 mm, it functions between -20°C and +85°C with a 3-wire interface.

RF Receivers Feature Summary

• Supports high-performance RDS functionality
• Enables low-power operation via digital audio interface
• Capable of short antenna configurations

RF Receivers Applications

• Consumer electronics FM receivers
• Broadcast FM radio systems
• Portable audio devices requiring low power consumption

RF Receivers Procurement Notes

Verify component authenticity through official Skyworks channels or authorized distributors. Confirm package integrity and pin alignment against the QFN-20 specification. Check datasheet revisions for interface compatibility. Ensure environmental ratings match application requirements. Note that this specific part number may have limited availability status.

RF Receivers Selection Notes

Choose this model for applications requiring integrated FM reception with RDS support. Consider the QFN-20 footprint for space-constrained designs. Evaluate the supported sampling rates against audio processing needs. Verify temperature range suitability for the intended operating environment. Assess power consumption benefits provided by the digital audio interface.

RF Receivers Part Context

This component belongs to the Si47xx series of FM receivers from Skyworks Solutions. It shares architectural similarities with models like the SI4704 and SI4706 but offers specific feature sets such as enhanced RDS performance. The series targets portable and fixed consumer audio applications requiring compact form factors and efficient power management.

RF Receivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Skyworks technical support for direct replacements or cross-reference with the Si4704-D50-GMR if functional equivalence is required.