CS5480

CS5480 Three Channel Energy Measurement IC Features Superior Analog Performance with Ultra-low Noise Level & High SNR Energy Measurement Accuracy of 0.1% over 4000:1 Dynamic Range Current RMS Measurement Accuracy of 0.1% over 1000:1 Dynamic Range 3 Independent 24-bit, 4th-order, Delta-Sigma Modulators for Voltage and Current Measurements 3 Configurable Digital Outputs for Energy Pulses, Zero-crossing, or Energy Direction Supports Shunt Resistor, CT, & Rogowski Coil Current Sensors On-chip Measurements & Calculations: - Active, Reactive, and Apparent Power - RMS Voltage and Current - Power Factor and Line Frequency - Instantaneous Voltage, Current, and Power Overcurrent, Voltage Sag, and Voltage Swell Detection Ultra-fast On-chip Digital Calibration Internal Register Protection via Checksum and Write Protection UART/SPI™ Serial Interface On-chip Temperature Sensor On-chip Voltage Reference (25ppm / °C Typ.) Single 3.3V Power Supply Ultra-fine Phase Compensation Low Power Consumption: <13mW Power Supply Configurations GNDA = GNDD = 0V, VDDA = +3.3V 4mm x 4mm, 24-pin QFN Package ORDERING INFORMATION See Page 69. Description The CS5480 is a high-accuracy, three-channel, energy measurement analog front end. The CS5480 incorporates independent, 4th order, Delta-Sigma analog-to-digital converters for every channel, reference circuitry, and the proven EXL signal processing core to provide active, reactive, and apparent energy measurement. In add...