Description

The CS5467 is a watt-hour meter on a chip. It measures line voltage and current and calculates active, reactive, apparent power, energy, power factor, and RMS voltage and current.

Features& Description

• Energy Linearity: ±0.1% of Reading over 1000:1 Dynamic Range

• On-chip Functions:

- Voltage and Current Measurement

- Active, Reactive, and Apparent Power/Energy

- RMS Voltage and Current Calculations

- Current Fault and Voltage Sag Detection

- Calibration

- Phase Compensation

- Temperature Sensor

- Energy Pulse Outputs

• Meets Accuracy Spec for IEC, ANSI, & JIS

• Low Power Consumption

• Voltage Tamper Correction

• Ground-referenced Inputs with Single Supply

• On-chip 2.5 V Reference (25 ppm / °C typ.)

• Power Supply Monitor Function

• Three-wire Serial Interface to Microcontroller or E2PROM

• Power Supply Configurations  GND: 0 V, VA+: +5 V, VD+: +3.3 V to +5 V