Design | rapprx | Delay (ns) | Area (μm2) | Power (μW) | PDP (fJ) | ||||
n = 2 | 8 | 2 | 8 | 2 | 8 | 2 | 8 | ||
Exact | - | 0.45 | 3.63 | 15.21 | 246.2 | 1.08 | 29.2 | 0.486 | 106.0 |
ABSC-HR | 0.25 | 0.46 | 2.99 | 15.33 | 240.1 | 1.11 | 27.0 | 0.516 | 80.73 |
0.5 | 0.40 | 2.34 | 14.98 | 240.6 | 1.03 | 24.9 | 0.412 | 58.27 | |
0.75 | 0.40 | 1.72 | 15.56 | 244.3 | 116 | 23.0 | 0.464 | 39.56 | |
ABSC-VR | 0.25 | 0.46 | 3.26 | 15.33 | 244.3 | 1.11 | 28.6 | 0.516 | 93.24 |
0.5 | 0.45 | 2.68 | 15.91 | 244.3 | 1.24 | 26.5 | 0.558 | 71.02 | |
0.75 | 0.4 | 2.12 | 15.56 | 244.3 | 1.16 | 24.4 | 0.464 | 51.73 | |
ABSC-SR | 0.25 | 0.46 | 3.13 | 15.33 | 245.8 | 1.11 | 28.2 | 0.516 | 88.27 |
1.03 | 26.3 | 0.412 | 66.80 | ||||||
1.16 | 24.1 | 0.464 | 45.79 | ||||||
ADSC-HR | 0.25 | 0.42 | 2.91 | 14.27 | 209.7 | 1.01 | 23.5 | 0.424 | 68.39 |
0.81 | 17.6 | 0.308 | 35.73 | ||||||
0.75 | 11.7 | 0.240 | 13.81 | ||||||
ADSC-VR | 0.25 | 0.42 | 2.88 | 14.27 | 211.1 | 1.01 | 24.0 | 0.424 | 69.10 |
0.81 | 17.4 | 0.284 | 38.45 | ||||||
0.75 | 10.9 | 0.240 | 14.82 | ||||||
ADSC-SR | 0.25 | 0.42 | 2.99 | 14.27 | 211.2 | 1.01 | 23.8 | 0.424 | 71.16 |
0.81 | 17.6 | 0.308 | 38.90 | ||||||
0.75 | 11.6 | 0.240 | 15.89 |