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Peripherals
ADC
ADC Interview Questions
10 questions in
Peripherals
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How do you calculate the voltage represented by one LSB, and why does it matter?
ADC
Resolution and Sampling
foundational
0
Explain the Nyquist theorem and what happens when you violate it (aliasing).
ADC
Resolution and Sampling
foundational
0
How does oversampling improve ADC resolution, and what is the 4x rule?
ADC
Resolution and Sampling
foundational
#4
0
What is the difference between SAR and sigma-delta ADC architectures?
ADC
Architectures
foundational
#5
0
What is ENOB, and why is it more meaningful than the advertised resolution?
ADC
Architectures
foundational
#6
0
Why is the ADC reference voltage (V_REF) critical, and what can go wrong?
ADC
Practical Design
foundational
#7
0
What is signal conditioning, and why is it needed before the ADC input?
ADC
Practical Design
foundational
#8
0
Why is using DMA with the ADC important, and how do you set it up?
ADC
DMA and Modes
foundational
#9
0
What are the different ADC conversion modes, and when do you use each?
ADC
DMA and Modes
foundational
#10
0
How do you handle ADC measurements for a sensor that has a nonlinear response?
ADC
DMA and Modes
foundational
