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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


Key Features

  • Operating supply voltage range: 2.4 to 3.6V
  • Operating current consumption: 55µA (typ) @3V
  • Standby current consumption: 0.1µA (max) @3V
  • High sensitivity: 0.5µVrms input
  • Wide frequency range: 35kHz to 80kHz
  • Include analog switch for antenna tuning capacitors change
  • AGC gain hold function
  • External crystal filter connection
  • BiCMOS process
  • Package:VSOP-16, Chip form
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