Write qualitative analysis of input-output characteristics of a differential pair. Also mention about common mode characteristics for the same.

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written 7.0 years ago by

hetalgosavi • 1.7k

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prashantsaini • 0

cmos vlsi design

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written 7.0 years ago by

hetalgosavi • 1.7k

modified 6.2 years ago by

abhishektiwari1 • 100

Basic Differential Pair

Let us assume that in figure Vin1 - Vin2 varies from -∞ to ∞ . If Vin1 is much more negative than Vin2, M1 is off, M2 is on, and Id2 = Iss. Thus, Vout1 = Vdd and Vout2 = Vdd - Rd.Iss. As Vin1 is brought closer to Vin2, …

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