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Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is subthreshold conduction?
π‘ Hint: Think about the conditions for current flow in transistors.
Question 2
Easy
Why is subthreshold operation useful?
π‘ Hint: Consider applications that require battery efficiency.
Practice 4 more questions and get performance evaluation
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What happens when the gate-source voltage is below the threshold voltage?
π‘ Hint: Think about what subthreshold conduction means.
Question 2
True or False: Subthreshold operation can lead to significant power savings in low-power devices.
π‘ Hint: Consider the applications of subthreshold operation.
Solve 1 more question and get performance evaluation
Push your limits with challenges.
Question 1
A subthreshold CMOS device operates at a threshold voltage of 0.4 V and the thermal voltage is 26 mV. If the gate-source voltage is set to 0.3 V and I0 is known to be 2 Β΅A, calculate the subthreshold current ID.
π‘ Hint: Ensure youβre applying the correct voltage values in the exponential equation.
Question 2
Evaluate the performance implications of using subthreshold conduction in a wearable device expected to operate for weeks on a small battery.
π‘ Hint: Think about the balance between performance and power efficiency.
Challenge and get performance evaluation