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850 it is required to design the cmos amplifier of fig 816a utilizing a 018-mum process for which k1n 387 muav2 k1p 86
849 transistor q1in the circuit of fig p849 is operating as a ce amplifier with an active load provided by transistor 2
848 the mosfets in the circuit of fig p848 are matchedhavingk1nwl1 k1pwl2 1 mav2 and vt 05 v the resistance r
847 consider the circuit shown in fig 816a using a 33-v supply and transistors for which vt 08 v and l 1 mum for q1
846 the power supply of the cmos amplifier analyzed in example 84 is increased to 5 v what will the extent of the
845 consider the cmos amplifier analyzed in example 84 if vi consists of a dc bias component on which is superimposed a
d 844 consider the cmos amplifier of fig 816a when fabricated with a process for which k1n 4k1p 400 muav2 vt 05 v
843 the nmos transistor in the circuit of fig p843 has vt 05 v k1nwl 2 mav2 and va 20 va neglecting the dc current in
842 figure p842 shows an ic mos amplifier formed by cascading two common-source stages assuming that van vap and
d 841 the circuit in fig 815a is fabricated in a 018-mum cmos technology for which muncox 400 muav2 mupcox 100 muav2
d 840 the circuit in fig 815a is fabricated in a process for which muncox 2mupcox 200 muav2v1an vap1 20 vmum vtn -vtp
881 in this problem we will explore the difference between using a bjt as cascode device and a mosfet as cascade device
879 a bipolar cascode amplifier has a current-source load with an output resistance betaro let beta 50 va 100 v and i
878 consider the bjt cascode amplifier of fig 838 for the case all transistors have equal beta and ro show that the
877 use eq 888 to show that for a bjt cascode current source utilizing identical pnp transistors and supplying a
876 a cascode current source formed of two pnp transistors for which beta 50 and va 5 v supplies a current of 02 ma
figure p875 shows a folded-cascode cmos amplifier utilizing a simple current source q2 supplying a current 2i and a
d 874 design the double-cascode current source shown in fig p874 to provide i 02 ma and the largest possible signal
873 the purpose of this problem is to investigate the signal currents and voltages at various points throughout a
consider the cascode amplifier of fig 833with the dc component at the input vi 06 v vg2 09 v vg3 04 v vg4 07 v and
in this problem we investigate whether as an alternative to cascoding we can simply increase the channel length l of
the cascode transistor can be thought of as providing a shield for the input transistor from the voltage variations at
d 867 design the cmos cascode amplifier in fig 833 for the following specifications gm1 1 mav and av -280 vv assume
866 the cascode amplifier of fig 833 is operated at a current of 02 ma with all devices operating at vov 020 vall
8101 in each of the six circuits in fig p8101 let beta 100 and neglect ro calculate the overall voltage