Versatile Tunable Current-Mode Universal Biquadratic Filter Using MO-DVCCs and MOSFET-Based Electronic Resistors

Table 1

Comparison with recently reported of DVCC-based current-mode universal function filters.

Parameter	This work	[15]	[16]
Technology	CMOS 0.18 𝜇m	CMOS 0.18 𝜇m	CMOS 0.5 𝜇m
Power supply	±0.9 V	±0.9 V	±2.5 V
Power consumption	0.438 mW	0.462 mW	—
Number of active devices	2 MO-DVCCs	3 MO-DVCCs	2 DO-DVCCs
Simultaneous outputs	3	3	2
Availability of universal filter responses	Yes	Yes	Yes
Simultaneous realization of BP, HP, and BR filter responses	Yes	Yes	No
Orthogonal tunability of 𝜔𝑜 and 𝑄	Yes	Yes	No
No matching condition required	Yes	Yes	No
Only grounded passive components used	Yes	Yes	Yes
Output current at high-output impedance	Yes	Yes	Yes