LTC1966

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 ±5.5V Dual Supply n Flexible Inputs: Differential or Single-Ended Rail-to-Rail Common Mode Voltage Range Up to 1VPEAK Differential Voltage n Flexible Output: Rail-to-Rail Output Separate Output Reference Pin Allows Level Shifting n Wide Temperature Range: –55°C to 125°C n Small Size: Space Saving 8-Pin MSOP Package Typical Application Single Supply RMS-to-DC Converter 2.7V TO 5.5V DIFFERENTIAL INPUT 0.1µF OPT. AC COUPLIN...