Practice Phase 3: Critical Path Analysis - 4.3 | Lab Module 11: Final Project / Open-Ended Design Challenge | VLSI Design Lab
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4.3 - Phase 3: Critical Path Analysis

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the critical path in a digital circuit?

💡 Hint: Think about the delays in the paths of a circuit.

Question 2

Easy

Define propagation delay.

💡 Hint: Think about the impact of an input change on an output.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the critical path in a digital circuit?

  • The shortest path
  • The longest delay path
  • Any path

💡 Hint: Think about which path length determines maximum speed.

Question 2

True or False: The setup time is the time after the clock edge that an input must be stable.

  • True
  • False

💡 Hint: Remember the timing when signals must be stable.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Your circuit contains a critical path with a delay of 40 ns and a setup time of 8 ns. What is the maximum frequency of your clock signal?

💡 Hint: Make sure to add the critical path delay and setup time together before computing frequency.

Question 2

If the critical path can be optimized to reduce its delay to 30 ns, what is the new maximum operating frequency?

💡 Hint: Reduced delay leads to increased frequency—calculate accordingly.

Challenge and get performance evaluation