Given the small signal parameters for each PMOSFET transistor (gm, Im, and ro). and each current source has a finite output resistance, Rtail. (Rtail = RL1+RL2) 1. As a function of the transistor small signal parameters, determine the small signal Vac common-mode voltage gain (Aem = '), R, RL, and Rtail. Vic 2. As a function of the transistor small signal parameters, calculate the common- mode rejection ratio of the amplifier, R, RL, and Rtail.
Given the small signal parameters for each PMOSFET transistor (gm, Im, and ro). and each current source has a finite output resistance, Rtail. (Rtail = RL1+RL2) 1. As a function of the transistor small signal parameters, determine the small signal Vac common-mode voltage gain (Aem = '), R, RL, and Rtail. Vic 2. As a function of the transistor small signal parameters, calculate the common- mode rejection ratio of the amplifier, R, RL, and Rtail.
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Solve as a function or equation of the transistor small signal parameters
Transcribed Image Text:VDD
VDD
I
R
Va o
M1
M2
o Viz
oVol
RL
RL
Given the small signal parameters for each PMOSFET transistor (gm, Im, and ro). and
each current source has a finite output resistance, Riail. (Rtail = RL1+RL2)
1. As a function of the transistor small signal parameters, determine the small signal
Vac
common-mode voltage gain (Aem =
), R, RL, and Rtail.
Vic
2. As a function of the transistor small signal parameters, calculate the common-
mode rejection ratio of the amplifier, R, RL, and Rtail.
3. What do you think is the purpose of the transistor R? Have we already seen this
circuit technique before?
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