<p>➀ Texas Instruments (TI) has released a three-phase energy metrology reference design, TIDA-010244, which uses isolated high-performance multichannel ADCs for accurate measurements.</p><p>➁ The design supports Class 0.2S accuracy, measures current and voltage across all AC mains lines, and enables high sampling rates for power quality features like harmonic analysis.</p><p>➂ This reference design is suitable for various applications including electricity meters, power quality analyzers, and EV or AC charging stations, providing flexibility in choosing between cost and performance optimizations.</p>