h1_key

说明

MCP39F521是一款高度集成的单相电源监控IC，旨在实时测量AC/DC电源的输入功率，提供功率和能量值。它包括双通道delta-sigma ADC、16位计算引擎、EEPROM和灵活的2线接口。除了每个测量通道上94.5 dB的SINAD性能外，集成的低漂移电压参考还允许在4000:1的动态范围内进行优于0.1%的准确设计。

特性

• Power Monitoring Accuracy capable of 0.1% error across 4000:1 dynamic range
• Active, Reactive, Apparent Power
• Active and Reactive Energy Accumulation
• True RMS Current, RMS Voltage
• Line Frequency, Power Factor
• Dedicated Zero Crossing Detection (ZCD) Pin
• Dedicated PWM Output Pin
• Automatic Event Pin Control through Fast Voltage Surge Detection
• Fast Calibration Routines
• I2C Interface
• 512 bytes User-accessible EEPROM through page read/write commands
• Non-volatile On-chip Memory, no external memory required
• Low-Drift Internal Voltage Reference: 10 ppm/°C typical
• 28-lead 5x5 QFN package
• Extended Temperature Range -40°C to +125°C
• AEC-Q100 Grade 1

参数