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CS5467
Four-channel Power/Energy IC
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 (40 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
Description
The CS5467 is a watt-hour meter on a chip.