Practice - What is a Scan Chain?
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What does a scan chain consist of?
💡 Hint: Think about what elements are needed for testing internal states.
What does scan-in mean?
💡 Hint: It's the opposite of the output process.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of a scan chain?
💡 Hint: Think about its role in observing internal conditions.
Scan-in and Scan-out refer to?
💡 Hint: Consider what the terms imply in terms of data flow.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
Design a basic scan chain for a 4-bit counter. Describe how you would implement scan-in and scan-out processes.
💡 Hint: Visualizing the data flow can help simplify the design.
Evaluate how the presence of scan chains might affect the overall design of an IC. Discuss potential trade-offs between efficiency and complexity.
💡 Hint: Think about what benefits might justify the added complexity.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.