The minimal size device The resistivity of Pmos is larger than NMOS, to keep s W r the same value. its width must increase: for the minimal size pmos W=2Cg=C0≈2C0 B R=B0Cd=3g≈6C0 For the minimaInmos set w=lThe minimal size device The resistivity of PMOS is larger than NMOS, to keep R the same value, its width must increase; For the minimal size PMOS : R = R0 0 2C0 Cg = rC  Cd = 3Cg  6C0 W = 2 For the minimal NMOS, set W=1