View ad536a datasheet:

Integrated Circuit, a True RMS-to-DC Converter AD536A PIN CONFIGURATIONS AND FEATURES FUNCTIONAL BLOCK DIAGRAMS True RMS-to-DC Conversion Laser-Trimmed to High Accuracy TO-116 (D-14) and TO-100 (H-10A) 0.2% max Error (AD536AK) Q-14 Package Package 0.5% max Error (AD536AJ) Wide Response Capability: Computes RMS of AC and DC Signals 450 kHz Bandwidth: V rms > 100 mV 2 MHz Bandwidth: V rms > 1 V Signal Crest Factor of 7 for 1% Error dB Output with 60 dB Range Low Power: 1.2 mA Quiescent Current Single or Dual Supply Operation Monolithic Integrated Circuit –55 C to +125 C Operation (AD536AS) PRODUCT DESCRIPTION The AD536A is a complete monolithic integrated circuit which LCC (E-20A) performs true rms-to-dc conversion. It offers performance which Package is comparabl