Description

The Si476x radio receiver family employs 100 RF CMOS technology to bring outstanding receiver performance to the automotive infotainment industry, which demands high performance and quality.

The Si476x receiver family supports worldwide FM and AM radio reception. Additional variants support weather band, shortwave, longwave frequencies, and dual antenna FM phase diversity reception.

Features

- Worldwide FM band support (64–108 MHz)

- AM/FM HDR support

- Worldwide AM band support (520–1710 kHz)

- Advanced RDS/RBDS demodulator/decoder

- Digital FM MPX decoder

- Integrated FM active splitter

- Addresses companion AF/RDS data receiver

- Advanced AM/FM noise blankers

- Dynamic AM/FM channel bandwidth control

- Advanced FM hi-cut control

- Programmable FM stereo-mono blend

- Programmable AM/FM soft mute

- Full suite of signal metrics: RSSI, SNR, multi-path interference, frequency offset, adjacent channel strength, USN

- Analog and digital (I2S) audio outputs

- Digital (I2S) baseband AM/FM I/Q

- Analog FM MPX output

- Low-IF architecture

- Eliminates expensive 10.7 MHz IF ceramic filters

- On-chip AM/FM AGC with integrated resistor and varactor banks

- Eliminates external pin diode attenuators and varactors

- 1.5 to 5 V power supplies

- QFN 40, 6 x 6 x 0.85 mm

- Pb-free/RoHS compliant

- AEC-Q100 qualified

Applications

- OEM automotive infotainment systems

- Aftermarket car radio systems

- OEM automotive PND docking system