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请问DAC8871芯片由于不小心接错线，而且没VCC,VSS没有和DGND共地，导致我在VOUT端加了18V的电压，会不会烧坏芯片
你好，
参考电压你是用多少的？
从R-2R DAC的结构分析，有机会不会烧坏的！不过数据手册上没有这个Vout端的参数可以用。
最简单地是实际上电试试看。。
