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4) For the circuit below, assume that the bias and sizes are chosen to result in gm and ro values

shown on the circuit. Calculate numerical values for the following:

a. Loop gain

b.

Beta1 = Vin/Vout1 and Beta2 = Vin/ Vout2

c. ACL1 and ACL2

d.

e. Rout,CL

f. Describe the intended operation of this circuit, based on your analysis

Vin

Classify the type of feedback

R2

5 ΚΩ

gm 3 mA/V

[p = 10 KO

n=0.1

M1

R1

2 ΚΩ

R3 0.4 k

M2

R5

0.5 ΚΩ

R4

2kQ

Vout1

ROUT CL

gm = 5 mA/V

To = 5 ko

n=0.1

Vout2

Fig: 1