pseudo nmos inverters

Discussion in 'Homework Help' started by salma.shabayek, Nov 14, 2009.

  1. salma.shabayek

    Thread Starter New Member

    Oct 25, 2009
    2
    0
    Dear all
    Im supposed to calculate the propagation delay of the pseudo nmos inverter

    i found these 2 rules:
    tplh=(1.7*C)/(Kp*VDD)

    tphl=(1.7*C)/(kn*(1-0.46/r)*VDD)

    are these 2 rules right?
    and if yes . from where did they come??
     
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