Skip to main content

Table 3 Comparison of QCA full-adders in terms of gate count, area and latency

From: Design and implementation of an efficient single layer five input majority voter gate in quantum-dot cellular automata

Full adder

Type of full adder

Complexity (cells)

Area (μm2)

Latency (clock cycle)

FA [1]

Coplanar QCA FA (Vetteth et al. 2002)

292

0.62

3.5

FA [2]

Robust QCA FA (Kim et al. 2007)

220

0.36

3

FA [3]

Coplanar QCA FA (Wang et al. 2003)

145

0.17

1.25

FA [4]

Type-I QCA FA (Cho and Swartzlander 2007)

135

0.14

1.25

FA [5]

Multilayer QCA FA (Zhang et al. 2005)

108

0.10

1

FA [6]

The Robust QCA FA (Hänninen and Takala 2010)

102

0.10

2

FA [7]

Type-II QCA FA (Cho 2006; Azghadi et al. 2007)

86

0.10

0.75

FA [8]

Robust QCA FA (Hashemi et al. 2012)

79

0.05

1.25

FA [9]

Multilayer QCA FA (Navi et al. 2010)

73

0.04

0.75

FA [10]

Multilayer QCA FA (Qanbari and Sabbaghi-Nadooshan 2013)

63

0.05

0.75

 

Proposed full adder

48

0.03

0.75