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你好,你说的对,如果VDD1=5V, 那么VINP 和VINN会受到限制;而VDD1和VDD2之间是不共地的,可以有很高的隔离电压差,就是你说的几千伏的级别
你好,VDD1和GND1之间最大压差为6V,所谓的几千伏是指输入和输出间,也就是VDD2对于GND1可以到几千伏,你可以仔细阅读一下手册和隔离的概念