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SI47901 Datasheet(PDF) 1 Page - Silicon Laboratories |
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SI47901 Datasheet(HTML) 1 Page - Silicon Laboratories |
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1 / 3 page  Si47901/02 Copyright © 2015 by Silicon Laboratories 3.12.2015 ARM Cortex M3 Radio DSP-2 Blend Audio Output Port 0 Audio Input Port 0 SPI/I 2C Flash Interface VD VA VIO2 VIO1 Power Supplies DAC Radio DSP LNA LBI LBO B3I/WXI FMI FMO AGC LNA AGC LNA AGC LNA AGC B3O AMI AMO AMVAG ADC ADC IF AGC DAC DEBUGP DEBUGN ISFSP ISFSN ZIFIOUT ZIFCLK ZIFQOUT ZIFFS Si47901/02 High-Performance Automotive AM/FM Radio Receiver and HD Radio™/DAB/DAB+/DMB/DRM Tuner Features - Worldwide FM band support (64–108 MHz) - Worldwide AM band support (520–1710 kHz) - LW band support (144–288 kHz) - SW band support (2.3–30 MHz) - DAB/DAB+/DMB support (170–240 MHz, 1452–1492 MHz) (Si47902 only) - NOAA Weather Band support - On-chip soft-decision RDS/RDBS demodulator/decoder - AM/FM: - Comprehensive AM/FM signal processing firmware - Integrated active AM/FM buffers for background/data tuners - Analog FM phase diversity with two, three or four tuners - Fully integrated AGC for AM and FM inputs - HD Radio: - Digital I/Q interface to HD Radio Processor - HD Radio MRC with two, three, or four tuners - AM/FM HD Radio IBOC blend - Fast FM HD Radio band scan - DAB/DAB+/DMB (Si47902 only): - Digital I/Q interface to DAB/DAB+/DMB processor - DAB/DAB+/DMB MRC with two, three, or four tuners - Integrated active Band III/L-band buffers for background/data tuners - Fast DAB/DAB+/DMB band scan - Fully integrated AGC for Band III and L-Band inputs - Two analog audio outputs - Two digital audio ports (I2S) - Frequency synthesizer with fully - integrated PLL-VCO - Integrated clock oscillator - 1.8 V or 3.3 V digital IO power supplies - 3.3 V analog power supply and 1.8 V digital power supply - QFN 48-pin, 7x7x0.85 mm - Pb-free/RoHS compliant - AEQ-Q100 qualified Description The Si47901/02 analog AM/FM receiver and digital radio tuner sets a new standard for automotive broadcast reception. The Si47901/02 is the most integrated monolithic IC in the industry with the smallest external bill of materials. Si47901/02 based systems can scale from lowcost single tuner AM/FM radio to highest performance systems with multiple tuners and multiple antennas, enabling the radio suppliers to reuse their R&D across multiple product lines, all with a common software API. The Si47901/02 meets rigorous automotive quality standards. Applications - Automotive OEM infotainment systems - Aftermarket car radio systems |
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