Digital Integrated Electronics By Taub And Schillingpdf →

VDD (Static Supply) │ ┌────┴────┐ │ PMOS │ <- Pull-Up Network └────┬────┘ ├─── Output (Vout) ┌────┴────┐ │ NMOS │ <- Pull-Down Network └────┬────┘ │ GND