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.

ADS8556的大地与模拟地以及数字地

Other Parts Discussed in Thread: ADS8556

我从TI官网下载的ADS8556资料,资料里面的电源部分有点不太明白,就是大地,模拟地,以及数字地,那样连接是否可以,求解释!!!

 

  • 简单来说,就是模拟信号参考的模拟地,数字信号参考的数字地,电路图里这样画是为了在review电路的时候容易区分,即使电路里的GND都用相同的符号也无所谓,主要是PCB layout时候需要注意将模拟地和数字地分开,最后可通过磁珠或0ohm电阻接在一起,实现单点接地。