Research Article
A Low Power Voltage Controlled Oscillator Design
Table 3
Comparison of VCO performances.
| VCO designs | Operating frequency (GHz) | VDD (V) | Technology (µm) | Power consumption | Phase noise (dBc/Hz) |
| [4] | 2.17–2.73 | 0.9 | 0.18 | 2.7 mW | −122.3 at 1 MHz | [8] | 0.39–1.41 | 1.8 | 0.18 | 12.5 mW | −80 at 600 KHz | [11] | 0.12–1.3 | 0.5 | 0.18 | 0.085 mW | — | [14] | 1.57–3.57 | 1.8 | 0.090 | 16.8 mW | −90.01 at 600 kHz | [16] | 0.65–1.6 | 1.8 | 0.18 | 39 mW | −108 at 0.2 MHz | Present work 3 stages | 3.2909–4.2280 | 1.8 | 0.18 | 335.4071–486.1816 W | −80.9461 at 1 MHz | Present work 5 stages | 1.9406–2.5769 | 1.8 | 0.18 | 559.0118–810.3027 W | −84.5595 at 1 MHz | Present work 7 stages | 1.3984–1.8077 | 1.8 | 0.18 | 782.6165–1134.400 W | −86.6507 at 1 MHz |
|
|