Practice Step 3: Sub-100nm Scaling – Leakage Takes Over (2.5) - Evolution of Low-Power Design in Advanced Semiconductor Devices
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Step 3: Sub-100nm Scaling – Leakage Takes Over

Practice - Step 3: Sub-100nm Scaling – Leakage Takes Over

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is subthreshold leakage?

💡 Hint: Think about transistor behavior when not active.

Question 2 Easy

Name one method to control leakage in CMOS technology.

💡 Hint: Consider methods that increase the threshold voltage.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary issue with leakage currents in transistors scaled below 100nm?

It increases performance
It contributes to heat generation
It increases overall power consumption

💡 Hint: Consider the definition of a leakage current.

Question 2

True or False: High-Vt transistors have a lower threshold voltage than traditional transistors.

True
False

💡 Hint: Understand what high-Vt means in terms of performance.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given that leakage current can account for over 30% of total power at 65nm processes, discuss strategies engineers could employ to mitigate this leakage impact in future nodes.

💡 Hint: Consider a combination of circuit design strategies.

Challenge 2 Hard

Evaluate the trade-offs of using high-Vt transistors versus standard transistors in low-power applications.

💡 Hint: Think about how speed and power consumption are interconnected in engineering design.

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