Research Article
Cascadable Current-Mode First-Order All-Pass Filter Based on Minimal Components
Table 1
Comparison of various current-mode all-pass filters.
| References | No. of active elements | Single active element | No. of resistors and capacitors | All-grounded passive elements | Low input impedance | High output impedance | Component matching constraint |
| Higashimura and Fukui [2] | 1-CCII | Yes | 4 | No | No | Yes | Yes | Higashimura [5] | 1-FTFN | Yes | 3 | No | No | No | Yes | Toker et al. [9] | 1-CDBA | Yes | 2 | No | No | Yes | No | Maheshwari and Khan [6] | 1-CCIII | Yes | 2 | No | No | No | No | Kilinç and Çam [10] | 1-COA | Yes | 2 | No | No | Yes | No | Minaei and Ibrahim [7] | 1-DVCC | Yes | 3 | No | No | Yes | Yes | Khan et al. [3] | 2-MOCCII | No | 2 | Yes | No | Yes | No | Maheshwari [8] | 1-DVCC | Yes | 2 | Yes | No | Yes | No | Minaei and Yuce [4] | 2-DOCCII | No | 2 | Yes | Yes | Yes | No | Minaei and Yuce [11] | 1-DXCCII | Yes | 4 | Yes | No | Yes | Yes | Beg et al. [12] | 1-DX-MOCCII | Yes | 4 | Yes | No | Yes | Yes | Proposed Circuit | 1-DX-MOCCII | Yes | 2 | Yes | Yes | Yes | No |
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