Table 8.
Monte Carlo simulation of read, write current variability analysis of cells (5000 samples).
| No | SRAM Cells | Read Current | Write Current | ||||
|---|---|---|---|---|---|---|---|
| Mean (nA) | Standard Deviation (nA) | Variability | Mean (nA) | Standard Deviation (nA) | Variability | ||
| (μ) | (σ) | (σ/μ) | (μ) | (σ) | (σ/μ) | ||
| 1 | C6T [20] | 96.95 | 2.548 | 0.0263 | 18.01 | 0.877 | 0.0487 |
| 2 | S8T [21] | 111.60 | 1.783 | 0.0159 | 22.63 | 1.463 | 0.0647 |
| 3 | ST9T [22] | 110.70 | 30.810 | 0.2783 | 106.30 | 31.070 | 0.2923 |
| 4 | LP10T [22] | 86.99 | 5.671 | 0.0652 | 11.47 | 2.173 | 0.1896 |
| 5 | MET11T [23] | 113.00 | 1.764 | 0.0156 | 10.07 | 0.704 | 0.0699 |
| 6 | E2VR11T (proposed) | 84.41 | 5.167 | 0.0612 | 21.23 | 0.839 | 0.0395 |