Research Article
Ultra-Low-Voltage Low-Power Bulk-Driven Quasi-Floating-Gate Operational Transconductance Amplifier
Table 2
BD-QFG OTA performance benchmark indicators.
| Parameters | This work |
Koziel and Szczepanski [33] | Majumdar [34] |
Li and Raut [35] |
Zhang et al. [36] |
| CMOS technology | | | | | | [m] | 0.18 | 0.5 | 0.35 | 0.35 | 0.18 | Power supply | | | | | | [V] | ±0.3 | ±2.5 | 3.3 | 3.3 | 1.8 | Power consumption | | | | | | [μW] | 13.4 | 6800 | 3370 | 2330 | 590 | Transistors number | | | | | | [/] | 12 | 37 | 14 | 22 | 68 | AC gain | | | | | | [dB] | 51 | 65 | 80.4 | 65 | 55 | Linearity range | | | | | | [mV] | ±0.3 | ±0.75 | ±0.1 | / | ±0.27 | Output resistance | | | | | | [MΩ] | 0.317 | 3.4 | / | 1.2 | 8.3 | −3 dB bandwidth | | | | | | [MHz] | 59 | 100 | 123.2 | 100 | 200 |
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