THE INVERTER HAS A 3

4.19 NAND2: g = 5/4; NOR2: g = 7/4. The inverter has a 3:1 P/N ratio and 4 units of

capacitance. The NAND has a 3:2 ratio and 5 units of capacitance, while the NOR

has a 6:1 ratio and 7 units of capacitance.