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4. Assume Q₁ = Q₂ and Q3 Q4 = Q5. Neglect the base current. (a) What are the advantages of using differential pair for IC design? Name two of them. (b) Determine RREF to have IREF=- 2 mA. Assume Vcc=5 V and VBE,on=0.8 V. (c) Determine the differential small-signal gain. Assume Re- 1 kohm. (d) Determine the minimum and maximum allowed DC voltage level of the input common-mode signal.

4. Assume Q₁ = Q₂ and Q3 Q4 = Q5. Neglect the base current. (a) What are the advantages of using differential pair for IC design? Name two of them. (b) Determine RREF to have IREF=- 2 mA. Assume Vcc=5 V and VBE,on=0.8 V. (c) Determine the differential small-signal gain. Assume Re- 1 kohm. (d) Determine the minimum and maximum allowed DC voltage level of the input common-mode signal.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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4. Assume Q₁ = Q₂ and Q3 Q4 = Q5. Neglect the base current. (a) What are the advantages of using differential pair for IC design? Name two of them. (b) Determine RREF to have IREF= 2 mA. Assume Vcc=5 V and VBE,on=0.8 V. (c) Determine the differential small-signal gain. Assume Re- 1 kohm. (d) Determine the minimum and maximum allowed DC voltage level of the input common-mode signal. Q5 IREF↓ RREF + Vcc Rc Vout Q3 Q₂ Rc 2
Transcribed Image Text:4. Assume Q₁ = Q₂ and Q3 Q4 = Q5. Neglect the base current. (a) What are the advantages of using differential pair for IC design? Name two of them. (b) Determine RREF to have IREF= 2 mA. Assume Vcc=5 V and VBE,on=0.8 V. (c) Determine the differential small-signal gain. Assume Re- 1 kohm. (d) Determine the minimum and maximum allowed DC voltage level of the input common-mode signal. Q5 IREF↓ RREF + Vcc Rc Vout Q3 Q₂ Rc 2
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