SI4763-A20-AMR

RF Receivers Overview

The SI4763-A20-AMR is an AM/FM radio receiver from Skyworks Solutions Inc., utilizing RF CMOS technology. It supports frequency ranges of 520 kHz to 1.71 MHz for AM and 64 MHz to 108 MHz for FM, with RDS capability. The device operates on a supply voltage of 1.5 V to 5 V, drawing 130 mA during reception. It features an I2S digital audio interface and is housed in a 40-QFN (6x6 mm) package. Operating temperatures range from -40°C to +85°C, and it includes dynamic channel bandwidth control and auto-calibrated digital tuning.

RF Receivers Feature Summary

• Integrates AM, FM, and RDS reception capabilities within a single silicon solution.
• Features dynamic AM/FM channel bandwidth control and auto-calibrated digital tuning.
• Employs 100% RF CMOS technology for high performance and low power consumption.
• Provides digital audio output via I2S interface for direct connection to processors.

RF Receivers Applications

• Pro-audio FM/AM tuners
• Automotive infotainment systems
• Portable audio devices

RF Receivers Procurement Notes

Verify component authenticity through authorized distributors or the manufacturer directly. Confirm the specific suffix matches the required band plan and package variant. Check for end-of-life status or discontinuance notices, as availability may be restricted. Ensure compatibility with system voltage levels and I2S interface requirements before integration.

RF Receivers Selection Notes

Select this model for applications requiring integrated AM/FM/RDS reception with digital audio output. Consider the 40-QFN package size for space-constrained designs. Verify that the operating temperature range meets environmental requirements. Compare against the SI4770 series if HD Radio functionality is needed instead of standard FM/AM.

RF Receivers Part Context

This component belongs to the Si476x radio receiver family, which utilizes RF CMOS technology. The family is designed to provide outstanding receiver performance in a compact form factor. The SI4763 variant specifically targets AM/FM bands with RDS support, differing from other family members that may include HD Radio or different interface configurations.

RF Receivers Replacement Considerations

Publicly documented similar substitutes include SI4762-A42-AMR and SI4763-A42-AMR. Verify pinout and functional compatibility before substitution. Note that some variants may have different band plans or package options.