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3 cards from this section. Quick, good the night before a test.
What is design overhead?
Think about extra components in a circuit.
Name a key disadvantage of increasing circuit complexity.
Consider what happens when you add more roads in a city.
What does design overhead refer to?
Consider what happens when you add more features to a house.
True or False: Adding scan chains decreases the power consumption of a circuit.
Think about how adding more appliances increases the energy bill.
Design a hypothetical digital circuit that requires both scan chains for testability and minimal design overhead. Discuss the balance you'd strike.
Think about which parts of a circuit would be essential for diagnostic purposes.
You are tasked with creating a portable device. What strategies do you employ to minimize both area and power consumption while ensuring test coverage through scan chains?
Consider the nature of the device and its operational constraints.
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