[15 minutes] 5.1 [10 points] (b) The MOSFETs in the circuit of Fig. 5.1.1(b) [6 points] have V, 0.4V, 0.4 mA/V2, and 2 = 0. Find (W/L) (W/L)2, and (W/L)3 to obtain the reference voltages shown. 5.2 +1.8 V [18 minutes] [10 points] + 2.5 V 4.7 ΜΩ ww RD +0.2 mA 23 -+2.1 V -+1.3 V (a) +1.8 V Q2 -+0.6 V 0.1 mA Figure 5.1.1 [4 points] (a) For the circuit shown in Fig. 5.1.1(a), show (neglecting 2) that 21 V=V₁+ K(W/L) Figure 5.2.1 The MOSFETs in the circuits of Fig. 5.2.1 have V₁ = 0.4 V, K=0.4 mA/V2, 20, and L = 0.4 μm. 5-1 Sedra Examination Questions for Microelectronic Circuits, Eighth Edition Oxford University Press 2020

Fig: 1