Design of CDTA and VDTA Based Frequency Agile Filters

Table 1

Aspect ratios of MOS transistors used in CDTA.

MOSFETs	(μm)/ (μm)
Mc26	7.0/0.7
Mc1	9.8/0.7
Mc2, Mc3, Mc13, Mc16, Mc17	10.5/0.7
Mc19, Mc21	16.1/0.7
Mc6, Mc20	28.0/0.7
Mc8, Mc10, Mc18	28.7/0.7
Mc15, Mc12, Mc5	35.0/0.7
Mc4, Mc14	42.0/0.7
Mc22, Mc23, Mc25	56.0/0.7
Mc24	58.8/0.7
Mc7, Mc9, Mc11	70.0/0.7