* Tutorial Example 1 on Hspice - Inverter Circuit
* CHANGE THE FILE EXTENSION FROM "txt" TO "sp" BEFORE SIMULATION 

*Transistor Models
.MODEL NMOS2 NMOS VTO=0.70 KP=110U GAMMA=0.4 LAMBDA=0.01 PHI=0.7
.MODEL PMOS2 PMOS VTO=-0.70 KP=50U GAMMA=0.57 LAMBDA=0.01 PHI=0.8 

*Assign variable
.param Supply=1.8

*Supply voltage
Vdd 1 0 'Supply'

*Input voltage
Vin 2 0 pulse 0 'Supply' 1ns 0ns 0ns 2ns 4ns

*MOSFETS
Mp 3 2 1 1 PMOS2 l=2u w=8u as=0.4p ps=0.4u ad=0.4p pd=0.8u
Mn 3 2 0 0 NMOS2 l=2u w=4u as=0.2p ps=0.4u ad=0.2p pd=0.4u

*Output Capacitance
Cload 3 0 10fF

*Transient analysis
.tran 50ps 5ns

*Plot Results
.plot tran V(3)

*Prints datapoints
.print V(3)

*Generates datapoints for waveview
.options list node post
.end