ADE7878 is a multifunction energy metering IC that supports per phase active and reactive powers.
The ADE7878 is a high‑accuracy, 3‑phase energy‑metering IC that supports active, reactive and apparent energy measurement across a wide range of configurations. It includes sigma‑delta ADCs, a digital integrator, and flexible serial interfaces for data acquisition and power‑quality monitoring.
The document provides detailed specifications such as supply voltage range, temperature limits, measurement accuracy, and timing characteristics, along with functional block diagrams, pin descriptions, and example circuits to aid designers in integrating the device into energy‑metering systems.
| Supply voltage range | 2.4 V to 3.7 V |
|---|---|
| Operating temperature | -40 °C to +85 °C |
| RMS measurement bandwidth | 2 kHz |
| Clock input frequency | 16.384 MHz |
The device operates from 2.4 V up to 3.7 V.
It is rated for temperatures from –40 °C to +85 °C.
It supports flexible I²C, SPI, and HSDC serial interfaces.