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LTC1966 Precision Micropower ∆∑ RMS-to-DC Converter
Features
n Simple to Use, Requires One Capacitor n True RMS DC Conversion Using ∆Σ Technology n High Accuracy: 0.1% Gain Accuracy from 50Hz to 1kHz 0.25% Total Error from 50Hz to 1kHz n High Linearity: 0.02% Linearity Allows Simple System Calibration n Low Supply Current: 155µA Typ, 170µA Max n Ultralow Shutdown Current: 0.1µA n Constant Bandwidth: Independent of Input Voltage 800kHz –3dB, 6kHz ±1% n Flexible Supplies: 2.7V to 5.5V Single Supply Up to ±5.