Efficient QCA Exclusive-or and Multiplexer Circuits Based on a Nanoelectronic-Compatible Designing Approach

Table 6

Comparison results of presented Exclusive-or designs.

Circuit	Gate count	Area (m^2)	Cell count	Latency; (Clock)	Cross-over type
XOR 2 [23]	5	0.09	60	1.5	Coplanar (rotated cells)
XOR 2 [24]	5	0.08	54	1.5	Coplanar (rotated cells)
The proposed XOR 2	4	0.03	29	0.75	Not required
The proposed XOR 4	12	0.19	106	1.75	Not required
The proposed XOR 8	28	0.60	269	2.75	Not required