[電子學] CMOS反向器簡單觀念 - 考試

By Andrew
at 2015-02-11T15:17
at 2015-02-11T15:17
Table of Contents
各位同學大家好 下圖是我看不懂的地方
http://ppt.cc/yid9
http://ppt.cc/~AW4
為什麼對Qp與Qn所組成的反向器來說,當Vi>Vtn時,Qn在飽和,Qp在三極.
我先說說Qn好了,對NMOS來說,當Vgd<Vt時在飽和,如今,Vg=Vi ,Vd=Vo,
所以Vi-Vo<Vt ,Vi-Vt<Vo 接下來就不知道了....
不知道怎麼將Vi-Vt<Vo和Vi>Vtn搭上關係,因為我根本不知道Vo準位呀
謝謝各位
--
http://ppt.cc/yid9
http://ppt.cc/~AW4
為什麼對Qp與Qn所組成的反向器來說,當Vi>Vtn時,Qn在飽和,Qp在三極.
我先說說Qn好了,對NMOS來說,當Vgd<Vt時在飽和,如今,Vg=Vi ,Vd=Vo,
所以Vi-Vo<Vt ,Vi-Vt<Vo 接下來就不知道了....
不知道怎麼將Vi-Vt<Vo和Vi>Vtn搭上關係,因為我根本不知道Vo準位呀
謝謝各位
--
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