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.

关于ADS4145的疑问

Other Parts Discussed in Thread: ADS4145

这两天在调试高速模数转换器ADS4145。我将ADS4145的DFS脚接0.65V((3/8) AVDD ± 100mV),OE接 1.8V,时钟脚CLKP输入1.8V 80MHz时钟。 我用示波器测得CLKOUTP脚输出1.8V 80MHz时钟,但VCM脚输出电压不正常,不等于0.95V.请问大家是什么原因使VCM脚输出电压不正常?这个芯片要不要初始化?还有PAD脚是否一定要接地?