Description

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 and 3-wire control interface

- Integrated LDO regulator

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

- SOIC package

- RoHS compliant

Applications

- Table and portable radios

- Mini/micro systems

- CD/DVD and Blu-ray players

- Stereo boom boxes

- Modules for consumer electronics

- Clock radios

- Mini HiFi and docking stations

- Entertainment systems