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https://e2e.ti.com/support/data-converters-group/data-converters/f/data-converters-forum/584072/filters-for-adc
您好，
1)如何选择切断频率来设计ADC的PI过滤器？
2) ADC的输入和输出需要哪些滤波器(如有必要可选)？
此致，
Bhavya
你好，Bhavya
请查看这3个文档，了解ADC的输入信号滤波器。
http://www.ti.com/lit/slyt626
http://www.ti.com/lit/an/sbaa108a/sbaa108a.pdf
http://www.ti.com/lit/an/sbaa195/sbaa195.pdf
Jim B
附注 我已更新链接，以便它们现在正常工作。
