Dec 21, 2010 #1 R reachmagi Newbie level 4 Joined Nov 24, 2010 Messages 7 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,335 what will be the value of current from vdd to vss(ground) in cmos inverter when pmos is on?
Dec 21, 2010 #2 B balavinayagam Member level 3 Joined Feb 24, 2010 Messages 59 Helped 9 Reputation 18 Reaction score 8 Trophy points 1,288 Location banglore Activity points 1,630 u mean both pmos and nmos on ? When pmos is in resistive region only leakage current flows...but when it is in saturated region the current expression can be calculated... Refer Weste and harris for the equation
u mean both pmos and nmos on ? When pmos is in resistive region only leakage current flows...but when it is in saturated region the current expression can be calculated... Refer Weste and harris for the equation
Jan 4, 2011 #3 R rob1012 Junior Member level 3 Joined Mar 27, 2007 Messages 31 Helped 3 Reputation 6 Reaction score 4 Trophy points 1,288 Activity points 1,477 with pmos on, current will be Idrain nmos = uCox(W/2L nmos)[(Vgs-Vth(nmos))^2]