Design of a Novel Decimal to Multicode Converter in QCA Technology

Table 3

Comparison table of different QCA code converters with the proposed converter.

Circuit	Type	Cell count	Total area (μm^2)	Latency (clock cycle)	Scalability	Inverter gate	Circuit layer type
[13]	BCD to excess-3	414	0.52	2.25	No	19	Multilayer
[19]	BCD to excess-3	191	0.29	3.00	No	4	Single-layer
[20]	BCD to excess-3	143	0.22	1.50	No	3	Multilayer
[21]	BCD to excess-3	254	0.31	1.00	No	4	Multilayer
[22]	Binary to gray	225	0.43	1.00	No	3	Multilayer
[23]	Thermometer code to gray	134	0.20	1.75	No	7	Single-layer
[12]	BCD to excess-3	137	0.16	0.75	No	6	Single-layer
[24]	Binary to excess-3	176	0.20	1	No	5	Single-layer
Proposed converter	Decimal to excess-3; Decimal to BCD; Decimal to gray	380	0.29	1.75	Yes	1	Multilayer