| * Transistor Vth | |
| .lib ../../../libraries/sky130_fd_pr/PDKVERSION/models/sky130.lib.spice CORNER | |
| * Gate bias | |
| Rg 1 2 680 | |
| X1 3 2 5 5 DEVICENAME W=3.0 L=0.15 M=1 | |
| Rd 3 4 100 | |
| * DC source for current measure | |
| Vid 4 0 DC 0V | |
| Vgb 5 1 DC 0V | |
| Vdd 5 0 DC 0V | |
| .control | |
| save @m.x1.mDEVICENAME[vth] V(1) V(3) | |
| * Sweep Vds from 0 to 1.8V | |
| dc Vdd 0 1.8 0.01 Vgb 0 1.2 0.01 | |
| echo threshold voltage | |
| * NOTE: Internally accessed names MUST be in lowercase | |
| print mean(@m.x1.mDEVICENAME[vth]) | |
| quit | |
| .endc | |
| .end |