Description:
Single-phase Energy Metering Analog Front End for Atmel MCUs and Metrology LibraryCompliant with Class 0.2 Standards (ANSI C12.20-2002 and IEC 62053-22)Three Sigma-Delta ADC Measurement Channels: One Voltage, Two Currents, 102 dB Dynamic RangeCurrent Channels with Pre-Gain (x1, x2, x4, x8)Supports Shunt, Current Transformer and Rogowski CoilsDedicated Current Channel for Anti-tamper MeasurementIntegrated SINC Decimation Filters. Output Data Rate: 16 kSps typicalIntegrated 2.8V LDO Regulator to Supply Analog Functions3.0V to 3.6V Operation, Ultra Low Power: < 2.5 mW typical/Channel @ 3.3VStandard 1.2V Output Voltage with Possible External BypassTemperature Drift: 50 ppm typical (ATSENSE-101)8 MHz Serial Peripheral Interface (SPI) Compatible Mode 1 (8-bit) for ADC Data and AFE ControlsInterrupt Output Line Signaling ADC End-of-Conversion, Underrun and Overrun