From: Area/latency optimized early output asynchronous full adders and relative-timed ripple carry adders
Full adder constituting the RCA; RCA type is given alongside | Power (µW) | Latency (ns) | RCA area (µm2) | Full adder area (µm2) |
---|---|---|---|---|
Singh (1981)—strong | 2190 | 14.61 | 2529 | 54.64 |
Sparsø and Staunstrup (1993)—strong | 2181 | 9.26 | 2504.60 | 53.88 |
Toms (2006)—strong | 2172 | 9.04 | 2293.14 | 47.27 |
Sparsø and Staunstrup (1993)—weak | 2177 | 8.24 | 2423.27 | 51.34 |
Toms and Edwards (2010)—weak | 2192 | 9.66 | 2642.85 | 58.20 |
Folco et al. (2005)—weak | 2171 | 7.00 | 2016.63 | 38.63 |
Balasubramanian and Edwards (2008c)—weak | 2174 | 4.43 | 2097.96 | 41.17 |
Balasubramanian (2015)—weak | 2171 | 3.32 | 2049.16 | 39.65 |
Balasubramanian (2011)—early output | 2161 | 3.10 | 1658.80 | 27.45 |
Seitz (1979) Early output version—relative-timed | 2165 | 5.24 | 1870.25 | 34.06 |
AOPT_EO_FA (proposed)—relative-timed | 2164 | 3.03 | 1544.94 | 23.89 |
LOPT_EO_FA (proposed)—relative-timed | 2168 | 2.91 | 1658.80 | 27.45 |