| v {xschem version=2.9.9 file_version=1.2 } |
| G {} |
| K {} |
| V {} |
| S {} |
| E {} |
| T {NMOS Characterization |
| } 220 -460 0 0 0.4 0.4 {} |
| N 290 -300 290 -290 { lab=vg} |
| N 290 -300 330 -300 { lab=vg} |
| N 370 -350 370 -330 { lab=vd} |
| N 370 -350 460 -350 { lab=vd} |
| N 460 -350 460 -330 { lab=vd} |
| N 280 -340 290 -340 { lab=vg} |
| N 270 -340 280 -340 { lab=vg} |
| N 260 -340 270 -340 { lab=vg} |
| N 260 -340 260 -300 { lab=vg} |
| N 260 -300 290 -300 { lab=vg} |
| N 360 -350 370 -350 { lab=vd} |
| N 360 -370 360 -350 { lab=vd} |
| N 360 -370 390 -370 { lab=vd} |
| C {sky130_fd_pr/nfet3_01v8.sym} 350 -300 0 0 {name=M1 |
| L=0.15 |
| W=1 |
| body=GND |
| nf=1 |
| mult=1 |
| ad="'int((nf+1)/2) * W/nf * 0.29'" |
| pd="'2*int((nf+1)/2) * (W/nf + 0.29)'" |
| as="'int((nf+2)/2) * W/nf * 0.29'" |
| ps="'2*int((nf+2)/2) * (W/nf + 0.29)'" |
| nrd="'0.29 / W'" nrs="'0.29 / W'" |
| sa=0 sb=0 sd=0 |
| model=nfet_01v8 |
| spiceprefix=X |
| } |
| C {devices/code_shown.sym} 560 -440 0 0 {name=NGSPICE |
| only_toplevel=false |
| value=".option TEMP=27C |
| .option dccap post brief accurate nomod |
| |
| .dc v1 0 3 0.01 |
| |
| .control |
| run |
| plot (-i(v2)) |
| .endc |
| |
| .save all |
| "} |
| C {devices/code.sym} 30 -490 0 0 {name=TT_MODELS |
| only_toplevel=true |
| format="tcleval( @value )" |
| value="** manual skywater pdks install (with patches applied) |
| * .lib \\\\$::SKYWATER_MODELS\\\\/models/sky130.lib.spice tt |
| |
| ** opencircuitdesign pdks install |
| .lib \\\\$::SKYWATER_MODELS\\\\/sky130.lib.spice tt |
| |
| .param mc_mm_switch=0 |
| .param mc_pr_switch=0 |
| " |
| spice_ignore=false} |
| C {devices/gnd.sym} 370 -270 0 0 {name=l1 lab=GND} |
| C {devices/vsource.sym} 290 -260 0 0 {name=v1 value=0} |
| C {devices/vsource.sym} 460 -300 0 0 {name=v2 value=0.9 |
| } |
| C {devices/gnd.sym} 290 -230 0 0 {name=l2 lab=GND} |
| C {devices/gnd.sym} 460 -270 0 0 {name=l3 lab=GND} |
| C {devices/opin.sym} 270 -340 0 0 {name=vg lab=vg} |
| C {devices/opin.sym} 370 -370 0 0 {name=vd lab=vd} |