Modeling and Design of a Nano Scale CMOS Inverter for Symmetric Switching Characteristics

Table 11

Comparison between our approach and approach of [10]—𝜏_PHL and 𝜏_PLH.

Case study	Our approach			Approach of [10]
	𝜏PHL(ns)	𝜏PLH(ns)	Difference (ns)	𝜏PHL(ns)	𝜏PLH(ns)	Difference (ns)
1	2.6455	2.4367	0.2088	4.6379	1.3758	3.2621
2	4.9417	4.9256	0.0161	5.5482	1.5727	3.9755
3	2.8366	2.4292	0.4074	4.5841	1.3535	3.2306
4	2.5157	2.4210	0.0947	5.7678	1.6712	4.0966
5	4.7861	4.5264	0.2597	5.9667	1.7114	4.2553
6	2.5771	2.4957	0.0814	2.2657	0.7583	1.5074
7	2.8629	2.6367	0.2262	2.6839	0.8558	1.8281