| **.subckt INV_tb |
| * Copyright 2022 Efabless Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| Vdd Vdd 0 3.3 |
| Vin Vin 0 dc pulse(0 3.3 0 1p 1p 100p 200p) |
| X1 Vdd Vout Vin 0 INV |
| |
| |
| .temp {{temp}} |
| .options tnom={{temp}} |
| |
| |
| .control |
| tran 1p 400p |
| meas tran tphl TRIG v(Vin) VAL={0.5*3.3} RISE=2 TARG v(Vout) VAL={0.5*3.3} FALL=2 |
| meas tran tplh TRIG v(Vin) VAL={0.5*3.3} FALL=1 TARG v(Vout) VAL={0.5*3.3} RISE=1 |
| print {(tplh+tphl)/2} |
| wrdata {{run_path}}/simulation/inv_W{{width}}_L{{length}}_T{{temp}}_{{corner}}.csv {(tplh+tphl)/2} |
| .endc |
| |
| |
| .include "../../design.ngspice" |
| .lib "../../sm141064.ngspice" {{corner}} |
| |
| |
| .subckt INV VDD Vout Vin GND |
| XM1 Vout Vin GND GND nmos_3p3 W={{width}}u L={{length}}u |
| *ad={{AD}}u pd={{PD}}u as={{AS}}u ps={{PS}}u |
| XM2 Vout Vin VDD VDD pmos_3p3 W = {{width_p}}u L = {{length}}u |
| *ad={{AD_p}}u pd={{PD_p}}u as={{AD_p}}u ps={{PD_p}}u |
| .ends |
| |
| .end |
