制造商:Microchip
ATSENSE-101 is a multi-channel analog front end device which integrates three simultaneously sampled Sigma-Delta A/D converters, a high precision voltage reference with up to 50 ppm/??C temperature stability, a programmable current signal amplification, a temperature sensor and an SPI interface. Designed to support energy measurement applications in combination with the Microchip'sATSAM4C device family that features a dedicated Cortex®-M4 processor and metrology library and a variety of sensors including Shunt, CT and Rogowski coils, the ATSENSE-101 achieve ANSI C12.20-2002 and IEC 62053-22 metering accuracy classes of up to 0.2% over 3000:1 current range.
Analog Front End
Single-phase Energy Metering Analog Front End for Atmel MCUs and Metrology Library
Compliant 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 Range
Current Channels with Pre-Gain (x1, x2, x4, x8)
Supports Shunt, Current Transformer and Rogowski Coils
Dedicated Current Channel for Anti-tamper Measurement
Integrated SINC Decimation Filters. Output Data Rate: 16 kSps typical
Integrated 2.8V LDO Regulator to Supply Analog Functions
3.0V to 3.6V Operation, Ultra Low Power: < 2.5 mW typical/Channel @ 3.3V
Precision Voltage Reference
Standard 1.2V Output Voltage with Possible External Bypass
Temperature Drift: 50 ppm typical (ATSENSE-101)
Digital Interface
8 MHz Serial Peripheral Interface (SPI) Compatible Mode 1 (8-bit) for ADC Data and AFE Controls
Interrupt Output Line Signaling ADC End-of-Conversion, Underrun and Overrun
ATSENSE101 封装图
型号 | 制造商 | 描述 | 购买 |
---|---|---|---|
ATSENSE101A-SU | Microchip | ICAFE3CHANNEL20-SOIC | 立即购买 |
ATSENSE101A-SUR | Microchip | ICAFE3CHANNEL20-SOIC | 立即购买 |
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