There are three types of single-phase energy metering SoC chip developed by Vango.
General Features
- Wide dynamic range, and high accuracy of active and reactive energy metering.
- RMS values of one voltage channel and up to two current channels;
- Supporting shunts, current transformers, and Di/Dt current sensors;
- 32KB Flash memory supporting ISP and IAP, and 1KB SRAM memory;
- Up to 132-segments LCD panel;
- High-performance RTC with a calibration accuracy of 0.3ppm/s;
- Up to 80-lead Low-profile Quad Flat Package (LQFP)