The ADE7953 is a high accuracy electrical energy measurement IC intended for single-phase applications. It measures line voltage and current and calculates active, reactive, apparent energy and instantaneous rms voltage and current. The ADE7953 meets the needs of the most demanding energy metering applications and provides a wide choice of power measurement information, including power quality data and tamper detect conditions. The device is suitable for multifunction smart electricity meters, power distribution units for corporate data centers, and in-home energy monitors for consumers.
The ADE7953 is a high accuracy electrical energy measurement IC intended for single-phase applications. It measures line voltage and current to calculate active, reactive, apparent energy, and instantaneous rms voltage and current. The device is suitable for multifunction smart electricity meters, power distribution units, and in-home energy monitors, offering less than 0.1% error in active and reactive energy measurement over a dynamic range of 3000:1.
| Dynamic range for instantaneous measurements | 500:1 |
|---|---|
| Bandwidth operation | 1.5 kHz |
| PGA gain stage | up to 22x |
| Supply voltage | 3.3 V |
| Package type | 28-lead LFCSP |
The device provides access to on-chip registers via SPI, PC, or UART communication interfaces.
Yes, it includes internal integrators that facilitate the use of Rogowski coil sensors.
The external IRQ pin provides access to overcurrent, overvoltage, peak, and SAG detection.