The ATM18 Radio Computer
Using the SI4735 DSP radio chip

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Materials
Extra info / Update
Main features of the SI4735
VHF range: 64–108 MHz
LW range: 153–279 kHz
MW range: 520–1710 kHz
SW range: 2.3–21.85 MHz
PLL with integrated VCO
Automatic frequency control (AFC)
Automatic gain control (AGC)
Integrated LDO voltage regulator
Digital FM stereo decoder
Programmable reference frequency
Digital volume control
RDS support
Optional digital audio output
2 or 3 wire interface
Supply voltage 3.3 V typ.
Outline 3 x 3 x 0.55 (mm), 20 pin QFN
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