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手册说范围是(V-)+1.8 ---(V+)-3.61.4，如果供电正负5V,也就是说，OPA211可以处理（-3.2V— +3.6V）之间的电压信号对吗？
共模范围是(V-)+1.8 ---(V+)1.4 可以处理（-3.2V— +3.6V）之间的电压信号 正确
是的，您的理解是正确的。
