PL3223
Description
of the functions£º PL3223 is a high accuracy, multifunctional three-phase electrical energy measurement chip, which support SPI interface and power pulse output, and has self-defining frequency division ratio wheel-drive pulse output.
Key Features
- voltage detecting, it has interrupt output
- Current channel embeds Programmable Gain Amplifier (PGA)
- SPI interface, which facilitate control of external microprocessor
- AD waveform data of real time voltage and current of all phases Temperature standard of industry class, QFP44 pin packaging
- High accuracy electrical energy measurement
- The error of reactive electrical energy measurement is less than 0.2% in the dynamic area 1000:1
- It can accurately measure the reactive electrical energy of up to 21st harmonic
