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.

急!!!LM358替换圣邦威SGM358后异常

Other Parts Discussed in Thread: LM358, LMV358

之前客户在mbus通信电路中使用的是圣邦威的SGM358,现在用LM358替换后出现很大的问题:在3.3V供电情况下无法正常通信,将电压提高到3.6V后可以通信。手册中单电源供电的范围是3V~32V,3.3V是在此范围内的,为什么无法正常工作了?下图为原理图,恳请指出问题所在,谢谢了。