GENERAL DESCRIPTION

The ADE7754 is a high accuracy polyphase electrical energy measurement IC with a serial interface and a pulse output. The ADE7754 incorporates second order Σ-∆ ADCs, reference circuitry, temperature sensor, and all the signal processing required to perform active, apparent energy measurements, and rms calculation.

FEATURES

High Accuracy, Supports IEC 687/61036

Compatible with 3-Phase/3-Wire, 3-Phase/4-Wire and any Type of 3-Phase Services

Less than 0.1 Error in Active Power Measurement over a Dynamic Range of 1000 to 1

Supplies Active Energy, Apparent Energy, Voltage RMS, Current RMS, and Sampled Waveform Data

Digital Power, Phase, and Input Offset Calibration

On-Chip Temperature Sensor (4C Typical after Calibration)

On-Chip User Programmable Thresholds for Line Voltage SAG and Overdrive Detections

SPI Compatible Serial Interface with Interrupt Request Line (IRQ)

Pulse Output with Programmable Frequency

Proprietary ADCs and DSP Provide High Accuracy over Large Variations in Environmental Conditions and Time

Single 5 V Supply