Datasheet Summary
Si4730/31-B20
BROADCAST AM/FM RADIO RECEIVER
Features
- Worldwide FM band support
- EN55020 pliant
(76- 108 MHz)
- No manual alignment necessary
- Worldwide AM band support
- Programmable reference clock
(520- 1710 kHz)
- Volume control
- Excellent real-world performance
- Programmable soft mute control
- Freq synthesizer with integrated VCO
- RDS/RBDS processor (Si4731 only)
- Advanced AM/FM seek tuning
- Optional digital audio output (Si4731
- Automatic frequency control (AFC) only)
- Automatic gain control (AGC)
- 2-wire and 3-wire control interface
- Integrated LDO regulator
- 2.7 to 5.5 V supply voltage
- Digital FM stereo decoder
- Firmware upgradeable
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