Si4736/37/38/39-C40
BROADCAST AM/FM RADIO RECEIVER
Features
NOAA weather band support
AM/FM/WB digital tuning
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Si4736/37/38/39-C40
BROADCAST AM/FM RADIO RECEIVER
Features
NOAA weather band support
AM/FM/WB digital tuning
(162.4–162.55 MHz)
No manual alignment necessary
Worldwide FM band support
Programmable reference clock
(64–108 MHz)
Volume control
Worldwide AM band support
Adjustable soft mute control
(520–1710 kHz) (Si4736/37)
RDS/RBDS processor (Si4737/39)
1050 Hz alert tone detection
Optional digital audio out (Si4737/39)
Excellent real-world performance
2-wire and 3-wire control interface
Freq synthesizer with integrated VCO Integrated LDO
regulator
Advanced AM/FM seek tuning
2.0 to 5.5 V supply voltage (SSOP)
Automatic frequency control (AFC) 2.7 to 5.5 V supply voltage (QFN)
Automatic gain control (AGC)
Wide range of ferrite loop sticks and
Digital FM stereo decoder
air loop antennas supported
Programmable AVC max gain
QFN and SSOP packages
Programmable...
