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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/695993/ds15br401-non-zero-input-signal-permitted-in-powerdown-mode
当 DS15BR401TSQ 处于断电模式时、是否允许具有以下输入信号：
还是输入信号必须接地？
Daniel、您好！
这应该是好的。 对于您提到的电平、我们完全处于共模电压范围(3.55V)和差分电压电平(100mV)内。
此致、Nasser
