INA111 能但电源供电吗?
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从手册第二页Power Supply和手册第三页的ABSOLUTE MAXIMUM RATINGS来看,这是一颗双电源供电的仪表放大器,建议按照手册说明,用双电源供电。如果一定要单电源供电,可以先用TINA仿真一下,看看性能怎么样,但是TI不保证单电源供电时的性能。
TI有很多单电原供电的仪表放大器,可以从中选择。