... obtained from the 7:1 ratio. 10 50 90130170210 250 290 45 65 85 1 05 1 25 1 45 1 65 1 85 7gm6gm5gm4gm3gm2gm1gm 2040608010012014016018020022020 30 40 50 60 70 80 90 100 1105gm4gm3gm2gm1gm ... differential output current in the HS integrator for three different digital words: (a) ω(input)=10 MHz, (b) ω(input)= ωt ( 25 MHz for 1gm). - 65 -60 -55 -50 - 45 -40- 35 0,04 0,08 0,12 0,16iout/IbiasTHD(dB) ... MHzgm2gm3gm4gm5gm - 65 -60 -55 -50 - 45 -40- 35 0,04 0,08 0,12 0,16 0,2 0,24iout/IbiasTHD(dB) @ Wt=40 MHzgm2gm3gm4gm5gm (a) (b) Fig. 19. THD versus differential output current in the FC integrator...