SI4703-B17-ZM1

RF Receivers Overview

The SI4703-B17-ZM1 is a broadcast FM radio tuner IC designed for portable applications. It operates within the 76MHz to 108MHz frequency range and supports RDS data reception. The device functions with a supply voltage between 2.7V and 5.5V. It utilizes a 20-QFN (3x3) surface-mount package. The component supports I2C digital interfaces for control. Operating temperatures range from -20°C to +85°C. The technology base is silicon-based. It includes seek tuning capabilities for automated station selection.

RF Receivers Feature Summary

• Integrated FM receiver with RDS decoding
• Seek tuning functionality for automatic station search
• Low power consumption suitable for battery-operated devices
• Digital I2C interface for system control

RF Receivers Applications

• Portable audio players
• Mobile communication devices
• Car navigation systems
• Personal digital assistants

RF Receivers Procurement Notes

Verify the specific suffix ZM1 against official Skyworks documentation to confirm package type and tape/reel specifications. Confirm RoHS compliance status through current datasheets. Check for obsolescence notices as distribution channels may vary. Ensure ESD handling procedures are followed during assembly due to moisture sensitivity classification.

RF Receivers Selection Notes

Select this component for applications requiring compact FM reception in portable electronics. The 20-QFN package suits space-constrained designs. Verify that the 2.7V to 5.5V supply range matches the target system voltage. Ensure the host microcontroller supports the required I2C protocol for tuner control and data retrieval.

RF Receivers Part Context

This part belongs to the SI4703 series of FM tuners by Skyworks Solutions. The series targets low-cost, high-performance portable audio solutions. The B17 variant typically denotes specific packaging or temperature grade configurations within the product line. It replaces older discrete FM receiver designs with integrated digital processing.

RF Receivers Replacement Considerations

SI4703-B17-GMR is a comparable reel-packaged variant within the same series. SI4703-B17-ZM1-DG represents alternative marking variations. Cross-reference pinouts and electrical characteristics before substitution.