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5V Power Supply Single-phase Metering AFE
5V Power Supply, voltage input range 3.0V~5.5V Reference Voltage: 1.188V (typical temperature coefficient 10ppm/℃) Low-power Design: Typical power consumption in full operation: 1.5mA
Features

High metering accurate
Fulfill the requirement of GB/T 17215.321-2008/IEC 62053-21:2003, GB/T 17215.322-2008/IEC62053-22:2003 and GB/T17215.323-2008/IEC 62053-23:2003. 
-  Less than 0.1% error in active energy metering over a dynamic range of 5000:1. 
-  Less than 0.1% error in reactive energy metering over a dynamic range of 3000:1.
2 independent oversampling ∑-∆ ADCs: one voltage and one current 
Various measurements: 
-  DC components of voltage and current signals 
-  Raw/ instantaneous/ average value for total/ fundamental voltage/ current RMS 
-  Raw/ instantaneous/ average value for total/ fundamental active/reactive power 
-  Line frequency 
Support current detection 
Support UARTs
Current input: Shunt Resistor or CT 
Crystal input frequency: 6.5536MHz or 3.2768MHz (V9260F)

Application
Electric energy meter, Smart home, Metering sensor, Monitoring instrument,etc.
Device family

Operating Voltage: -40℃~+85℃
Storage Temperature: -55℃~+150℃
Package: SOP16