Features

 Worldwide FM band support

(64–108 MHz)

 RDS/RBDS decoding engine

(Si4705 only)

 Lowest power consumption

 Received signal quality indicators

 On-chip tuned resonance for

embedded antenna support

 Multipath detection and mitigation

 FM Hi-cut control

 Advanced FM stereo-mono blend

 Advanced audio processing

 Not EN 55020 compliant*

 Automatic gain control (AGC)

 Integrated FM LNA

 Image-rejection mixer

 Frequency synthesizer with

integrated VCO

 Low-IF direct conversion with no

external ceramic filters

 2.7 to 5.5 V supply voltage

 Dual 1.8 and 2.7 V power supplies

 Stereo audio out

 I2S Digital audio out

 20-pin 3 x 3 mm QFN package

Pb-free/RoHS compliant