Research Article
Comprehensive Optimization of Dual Threshold Independent-Gate FinFET and SRAM Cells
Table 1
Comparison with previous works.
| | 
 |  | ā | Ref. [2] | Ref. [3] | Ref. [4] | This work |  | 
 |  | L | 32nm | 25nm | 22nm | 14nm |  | 
 |  | Hfin | 40nm | 1um | 1um | 40nm |  | 
 |  |  | undoped | 1e16 | 10e15 | 1e12 |  | 
 |  |  | 2e20 | N/A | 10e20 | 1e20 |  | 
 |  | TSI | H:6nm L:12nm
 | H:9nm L:N/A
 | H:80nm L:80nm
 | H:6nm L:6nm
 |  | 
 |  | EOT | L:1nm H:2nm
 | H:1nm L:N/A
 | H:2nm L:2nm
 | H:0.75nm L:0.8nm
 |  | 
 |  | GWF | H:4.8 L:4.5
 | H:4.85 L:N/A
 | H:5.2 L:4.5
 | H:4.9 L:4.55
 |  | 
 |  | Gate | Poly | MGHK | MGHK | MGHK |  | 
 |  | Vdd | 0.9V | 0.6V | 1V | 0.6V |  | 
 |  | Id10 | H:1.0e-9A, L:2.0e-5A
 | H: 4.0e-7A L:N/A
 | H:2.0e-8A L:1.0e-3A
 | H:2.0e-9A L: 7.7e-6A
 |  | 
 |  | Id11 | H:1.0e-5A L:4.0e-5A
 | H: 1.0e-4A L:N/A
 | H:1.0e-4A L:2.0e-3A
 | H:2.4e-6A L:3.2e-5A
 |  | 
 |  |  | H:5.0e-12A L:2.0e-11A
 | H: 2.0e-13A L:N/A
 | H:2.0e-15A L:2.0e-9
 | H:6.6e-13A L: 1.6e-8A
 |  | 
 |  |  | H: 2.0e+6 L2.0e+6
 | H:5.0e+6 L: N/A
 | H: 5.0e+10 L: 1.0e+6
 | H: 3.6e+6 L: 2.0e+3
 |  | 
 |  | Opt. Tools
 | FUDG/TCAD | MEDICI | MEDICI | Sentaurus Device |  | 
 | 
 | 
| H: high-Vth transitor; L: low-Vth transistor. |