ADE7755
FEATURES
High accuracy, surpasses 50 Hz/60 Hz IEC 687/IEC 1036 Less than 0.1% error over a dynamic range of 500 to 1 Supplies active power on the frequency outputs, F1 and F2 High frequency output CF is intended for calibration and supplies instantaneous active power Synchronous CF and F1/F2 outputs Logic output REVP provides information regarding the sign of the active power Direct drive for electromechanical counters and 2-phase stepper motors (F1 and F2) Programmable gain amplifier (PGA) in the current channel facilitates usage of small shunts and burden resistors Proprietary ADCs and DSPs provide high accuracy over large variations in environmental conditions and time On-chip power supply monitoring On-chip creep protection (no load threshold) On-chip reference 2.5 V ± 8% (30 ppm/°C typical) with external overdrive capability Single 5 V supply, low power (15 m W typical) Low cost CMOS process
GENERAL DESCRIPTION
The ADE7755 is a high accuracy electrical energy measurement IC. The...
