The SM9501A is a BiCMOS RCC*1 receiver IC. It accepts low frequency standard wave input received from an external antenna, amplifies it, detects the data signal, and outputs a digital time code signal. *1 : Radio controlled clock
Block Diagram
Features
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Operating supply voltage range: 2.4 to 3.6V
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Operating current consumption: 55µA (typ) @3V
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Standby current consumption: 0.1µA (max) @3V
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High sensitivity: 0.5µVrms input
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Wide frequency range: 35kHz to 80kHz
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Include analog switch for antennatuning capacitors change
Datasheet(PDF 569KB)
