Design of CDTA and VDTA Based Frequency Agile Filters

Table 2

Aspect ratios of MOS transistors used in VDTA.

MOSFETs	(µm)/ (µm)
M1, M2, M5, M6	16.1/0.7
M3, M4, M7, M8	28/0.7
M9–M12	21/0.7
M13–M16	7/0.7
M14, M15, M17, M18	8.5/0.7