This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

DAC8831: 板子掉电DAC8831会意外输出负电压

Part Number: DAC8831


前提SPI都没有输出控制,掉电DAC8831会意外输出负电压,波形和电路如下图。这是什么原因造成的?

 

173c2ae3349210211a8097b292294113.jpg

 

 

image.png