AFE Metering Chips
Support various of detection for Grid events and single-phase metering AFE. Main Power: 3.3V power supply, voltage input range 2.52~3.63V Low-power Design: Normal operation is around 2.6mA Current Input: Current shunt resistor, CT, Rogowski Coil 3 independent oversampling ∑-∆ ADC.

Support various of Grid events detection such as over-voltage, over-current under-voltage, under-current, voltage swell or.

Support waveforms buffer and real time transmitted by DMA (Direct Memory Access) .

Support the active-upload energy accumulative via UART.

Metering bandplan configurable 0.4K~6.4Khz. 

Multifunctional single and three-phase meter, High-end three-phase  meter, Circuit breaker (rapid detection function of current RMS).
Device family

Package: SSOP(M)24 (V9381),SOP(M)16 (V9360)