Research Article

Simple Exact Algorithm for Transistor Sizing of Low-Power High-Speed Arithmetic Circuits

Table 11

Transistor sizes (μm) of New HPSC full adder optimized for PDP with different power supplies.

Proposed transistor sizing algorithm (SEA)

P1P2P3P4P5P6P7P8P9P10P11Pinverter

0.8 V0.220.220.130.270.270.130.130.140.140.130.130.14
1.0 V0.390.390.130.300.300.130.130.140.140.130.130.14
1.2 V0.560.560.150.390.390.170.170.190.190.150.150.15
1.4 V0.630.630.130.360.360.150.150.170.170.140.140.14
1.6 V0.590.590.130.360.360.130.130.180.180.140.140.17
1.8 V0.610.610.140.310.310.150.150.200.200.170.170.19
2.0 V0.630.630.140.360.360.150.150.200.200.170.170.19
N1N2N3N4N5N6N7N8N9N10N11Ninverter

0.8 V0.130.130.140.200.200.130.130.130.130.130.130.13
1.0 V0.140.140.140.200.200.130.130.130.130.130.130.13
1.2 V0.270.270.190.200.200.170.170.170.170.150.150.17
1.4 V0.240.240.170.150.150.150.150.150.150.140.140.15
1.6 V0.290.290.150.170.170.130.130.170.170.130.130.15
1.8 V0.220.220.150.190.190.150.150.200.200.170.170.17
2.0 V0.200.200.140.170.170.140.140.200.200.130.130.13

Chang’s transistor sizing algorithm

P1P2P3P4P5P6P7P8P9P10P11Pinverter1Pinverter2

0.8 V0.160.160.130.270.270.130.130.130.130.130.130.130.13
1.0 V0.200.130.130.230.230.160.130.200.20.130.130.140.16
1.2 V0.320.130.130.250.250.160.130.160.160.130.130.130.16
1.4 V0.200.130.130.230.230.160.130.200.20.130.130.140.16
1.6 V0.520.170.130.130.130.130.130.170.170.130.130.130.14
1.8 V0.520.190.130.130.130.140.130.190.190.130.130.160.17
2.0 V0.520.170.130.130.130.130.130.170.170.130.130.130.14

N1N2N3N4N5N6N7N8N9N10N11Ninverter1Ninverter2

0.8 V0.130.130.130.130.130.130.130.130.130.130.130.130.13
1.0 V0.130.130.140.130.130.180.130.180.180.130.130.160.14
1.2 V0.230.140.130.160.160.130.130.140.140.130.130.140.13
1.4 V0.130.130.140.130.130.180.130.180.180.130.130.160.14
1.6 V0.250.130.130.130.130.130.130.140.140.130.130.250.13
1.8 V0.250.250.130.260.260.130.130.130.130.130.130.130.14
2.0 V0.250.130.130.130.130.130.130.140.140.130.130.250.13