The 24-bit 128Ksps Sigma Delta ADC is constructed for precise energy metering applications. It boasts superior accuracy in signal conversion, making it ideal for use in industrial and residential energy-monitoring scenarios. With its built-in error detection and correction capabilities, this ADC offers a reliable solution that adapts effectively to variable environmental conditions and system aging. This ensures diligent tracking and measurement of energy consumption, enhancing the efficiency of smart metering systems. Based on the SMIC180nm process node, this ADC is designed for high reliability and durability, which are critical in extensive energy infrastructure applications. Its capabilities in accurate data conversion help utility companies and energy managers maintain precise consumption records, contributing to optimized energy distribution and usage.