Si4739-B20
Si4739-B20 is BROADCAST WEATHER BAND RADIO RECEIVER manufactured by Silicon Labs.
- Part of the Si4736-B20 comparator family.
- Part of the Si4736-B20 comparator family.
Si4736/37/38/39-B20
BROADCAST WEATHER BAND RADIO RECEIVER
NC3d6e/d3f7o/r38N/e3w9-DCe4s0igns
GPO1 GPO2/INT GPO3/DCLK
Features
- NOAA weather band support (162.4-
- No manual alignment necessary
162.55 MHz)
- Programmable reference clock
- Worldwide FM band support
- Volume control
(76- 108 MHz)
- Programmable soft mute control
- Worldwide AM band support
- Programmable de-emphasis
(520- 1710 k Hz) (Si4736/37 only)
- RDS/RBDS processor (Si4737/39
- 1050 Hz alert tone detection only)
- Excellent real-world performance
- Optional digital audio output (Si47/39
- Freq synthesizer with integrated VCO only)
- Advanced AM/FM seek tuning
- Optional digital audio output
- Automatic frequency control (AFC)
(Si4737/39 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...
