What is it?

The Si4732-A10 digital CMOS AM/FM/SW/LW/RDS radio receiver IC integrates the complete broadcast tuner and receiver function from antenna input to digital audio output. The device leverages the Silicon Labs broadcast proven digital low-IF architecture, enabling a cost-effective digital audio platform for consumer electronic applications with high TDMA noise immunity, superior radio performance, and high fidelity audio power amplification.

Features

• Worldwide FM band support (64–108 MHz)

• Worldwide AM band support (520–1710 kHz)

• SW band support (2.3–26.1 MHz)

• LW band support (153–279 kHz)

• Excellent real-world performance with integrated AM/ FM/SW/LW/RDS

• Integrated VCO

• Advanced AM/FM seek tuning

• Automatic frequency control (AFC)

• Automatic gain control (AGC)

• Digital FM stereo decoder

• Programmable de-emphasis

• Advanced Audio Processing

• Seven selectable AM channel filters

• AM/FM/SW/LW digital tuning

• EN55020 compliant

• No manual alignment necessary

• Programmable reference clock

• Adjustable soft mute control

• RDS/RBDS processor

• Digital audio out

• 2-wire or 3-wire control interface

• Integrated LDO regulator

• Wide range of ferrite loop sticks and air loop antennas supported

• SOIC 16 pin package

• RoHS compliant

• New product