ADC12D1600模拟差分输入电阻实际测试到的是160欧姆,但是手册给出的是100欧姆,为什么会有这个差别?
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ADC12D1600模拟差分输入电阻实际测试到的是160欧姆,但是手册给出的是100欧姆,为什么会有这个差别?
是不是测量方法导致不一致,通常来说,差分输入阻抗为100ohm,单端为50ohm。
能否请专家找块开发板帮忙测一下,或者有哪个同行测过,帮忙给个回复,谢谢!