ADS8344及其在电子式互感器高压侧数据处理系统中的应用

ADS8344 and Its Application in Signal Process of Electronic Transformer's High-Voltage Side

电子式互感器是一种利用现代数字处理和光纤通信技术来实现电力系统电压、电流测量和保护的新型互感器装置。ADS8344是TI公司生产的8通道、16位、高精度、低功耗A/D转换芯片。TMS320LC545是TI公司生产的16位、低功耗、高速DSP芯片。文中介绍了ADS8344的主要特点,给出了其在电子式互感器高压侧数据处理系统中与TMS320LC545的接口设计。

The electronic transformer is a new transformer instrument in measuring and protecting the current and voltage of power system,by fully utilizing today's signal process and fiber communication technology.The ADS8344is an8-channel,16-bit,low power dissipation,high precision Analog-to-Digital converter by Texas Instruments.The TMS320LC545is a16-bit,lowpower dissipation,high speed digital signal processor by TI company.The main characteristics of ADS8344is introduced,and the interface design between ADS8344and TMS320LC545in signal process system of electronic transformer's high-voltage side is given.