Practice Differential Amplifier (input Stage) (3.3.1) - Analog CMOS Circuit Design - Part 1: Design Principles of Operational Amplifiers in CMOS

Practice: Differential Amplifier (Input Stage)

Lesson 3.3.1Analog CMOS Circuit Design - Part 1: Design Principles of Operational Amplifiers in CMOS

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9 questions

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6 sample questions

Question 1.
What is the primary function of a differential amplifier?
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What do we mean by 'difference' in this context?
Question 2.
What type of transistors are commonly used in a differential pair?
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Think about the technology used in CMOS circuits.
3Question 3.
What is the main function of a differential amplifier?
- To amplify the difference in two input signals
- To only amplify positive signals
- To make signals louder
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Think about what differentiates it from other types of amplifiers.
4Question 4.
The tail current source in a differential amplifier...
- True
- False
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Is constant current important for stability?
Question 5.
Design a differential amplifier that can achieve a specific gain of 100. What component values would you choose?
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What ratio do you need to achieve a gain of 100?
Question 6.
Evaluate how reducing the tail current would affect the stability of a differential amplifier.
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What happens to performance if you don't have enough current?

5 more questions in this section. Enroll free to practise them all.