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With the help small signal behavior, prove that for differential pair the magnitude of differential gain is equal to gmRd regardless of how the inputs are applied
written 7.3 years ago by gravatar for vedantchikhale vedantchikhale • 900 modified 6.4 years ago by gravatar for ankitpandey ankitpandey • 100
microelectronics
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written 7.3 years ago by gravatar for vedantchikhale vedantchikhale • 900 modified 7.2 years ago by gravatar for sanketshingote sanketshingote • 100

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Let us set Vin2 to zero and find the effect of Vin1 at X and Y in figure (a). To obtain Vx, we note that M1 forms a common-source stage with a degeneration resistance equal to the impedance seen looking into the source of M2 in figure (b). Neglecting channel …

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