Question: The op amp in Problem 12.5 is connected in feedback as shown in Fig. 12.32 a. The CMFB is as described in Problem 12.6. Compute

The op amp in Problem 12.5 is connected in feedback as shown in Fig. 12.32 a. The CMFB is as described in Problem 12.6. Compute the low-frequency closed-loop gains A_dm= v_od/v_sdand A_cm= v_oc/v_scif R₁= R₂= R₃= R₄= 100 MÎ©.

Figure 12.32 (a):

R3 R1 V od Vad R2 R4 (a)

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