SI4761-A20-AM

RF Receivers Overview

The SI4761-A20-AM is an automotive-grade RF receiver supporting AM, FM, and RDS modulation protocols. It operates within frequency ranges of 520kHz to 1.71MHz for AM and 64MHz to 108MHz for FM. The device utilizes a 40-QFN (6x6) surface-mount package with a bare pad. It functions on a supply voltage between 1.5V and 5V, drawing a receive current of 130mA. The component supports a wide operating temperature range from -40°C to 85°C.

RF Receivers Feature Summary

• Integrated support for AM, FM, and RDS radio reception protocols
• Automotive-grade qualification for reliable operation in vehicle environments
• Single-chip solution combining RF front-end and baseband processing

RF Receivers Applications

• In-dash car audio systems
• Vehicle infotainment units
• Automotive navigation devices

RF Receivers Procurement Notes

Verify the specific suffix 'A20-AM' against the manufacturer's official documentation to confirm pinout and functional compatibility. Confirm that the 'Not Recommended for New Designs' status aligns with long-term project requirements. Ensure the 40-QFN footprint matches the PCB layout specifications precisely before procurement.

RF Receivers Selection Notes

Select this component when designing for automotive applications requiring integrated AM/FM/RDS reception. Consider the 1.5V to 5V supply range for flexible power management. Evaluate the 130mA receive current against system power budgets. Verify the 40-QFN package dimensions fit the mechanical constraints of the target enclosure.

RF Receivers Part Context

This part belongs to the SI4761 series of single-chip radio tuners by Skyworks Solutions. It is designed specifically for the automotive market, offering high integration to reduce board space. The A20-AM variant specifies the package type and regional tuning capabilities defined by the manufacturer.

RF Receivers Replacement Considerations

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