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AD636 - Low Level/ True RMS-to-DC Converter

General Description

VIN 1 NC 2 VS 3 CAV 4 dB 5 BUF OUT 6 BUF IN 7 Low Level, True RMS-to-DC Converter AD636 PIN CONNECTIONS & FUNCTIONAL BLOCK DIAGRAM IOUT ABSOLUTE VALUE 14 +VS 13 NC RL 10k⍀ + CURRENT MIRROR BUF IN AD636 SQUARER DIVIDER COMMON 12 NC 11 NC AD636 BUF BUF OUT 10k⍀ CURRENT MIR

Key Features

  • True RMS-to-DC Conversion 200 mV Full Scale Laser-Trimmed to High Accuracy 0.5% Max Error (AD636K) 1.0% Max Error (AD636J) Wide Response Capability: Computes RMS of AC and DC Signals 1 MHz.
  • 3 dB Bandwidth: V RMS >100 mV Signal Crest Factor of 6 for 0.5% Error dB Output with 50 dB Range Low Power: 800 ␮ A Quiescent Current Single or Dual Supply Operation Monolithic Integrated Circuit Low Cost Available in Chip Form.

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a FEATURES True RMS-to-DC Conversion 200 mV Full Scale Laser-Trimmed to High Accuracy 0.5% Max Error (AD636K) 1.0% Max Error (AD636J) Wide Response Capability: Computes RMS of AC and DC Signals 1 MHz –3 dB Bandwidth: V RMS >100 mV Signal Crest Factor of 6 for 0.