*Title - ps1 prob 3
.include /mit/6.371/ps1spice/ps1_mosmodels.sp
.option post
.temp 25

VDD pwr 0 DC 'Vdd'
.param Vdd=5.0v


MN0	pwr in out0 out0   nmos w=1.8u l=1.2u
MP0	0 in out0 out0	pmos w=1.8u l=1.2u

MP1	pwr in out1 pwr	pmos w=1u l=1u

MN1	out1 in 0 0	nmos w=2.01u l=1u

MP2	pwr in out2 pwr	pmos w=10u l=1u

MN2	out2 in 0 0	nmos w=2.37u l=1u

MP3	pwr in out3 pwr	pmos w=40u l=1u

MN3	out3 in 0 0	nmos w=1u l=1u




Vi	in 0 DC 0


.op
.dc Vi 0 'Vdd' .01

.end