Practice Fault Coverage with Scan Chains - 5.3.2 | 5. Scan Chains and Serial Testing | Design for Testability
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a stuck-at fault?

💡 Hint: Think about how circuits behave normally.

Question 2

Easy

How do scan chains help detect faults?

💡 Hint: Consider both observability and controllability.

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 type of fault occurs when a node is stuck at a logical high or low?

  • Delay Fault
  • Stuck-At Fault
  • Bridging Fault

💡 Hint: Remember the definition of stuck-at faults.

Question 2

True or False: Scan chains can completely eliminate all types of faults.

  • True
  • False

💡 Hint: Consider the limitations discussed.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a circuit that could potentially include stuck-at faults and outline a testing strategy using scan chains.

💡 Hint: Think about handling each node in your test design.

Question 2

Consider a complex IC that implemented scan chains. Discuss the potential consequences if delay faults are overlooked during testing.

💡 Hint: Reflect on what timing inconsistencies could lead to in synchronous systems.

Challenge and get performance evaluation