Research Article
Operational Simulation of LC Ladder Filter Using VDTA
Table 3
Key parameters of simulated 4th-order low pass ladder filter.
| Bias current | 150 µA | VDTA transconductance, | 627 µS at bias current of 150 µA | Theoretical cut-off frequency | 5 MHz | Simulated cut-off frequency | 4.99 MHz | Roll-off rate | 80 dB/decade | Total power consumption | 2.16 mW | Total output noise voltage | 5.7 nV/Hz1/2 | % THD | <3% for input signal up to 600 mV p-p |
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