Explore topic-wise MCQs in Linear Integrated Circuit.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Linear Integrated Circuit knowledge and support exam preparation. Choose a topic below to get started.

1.

Find output voltage equation for 3 bit DAC converter with R and 2R resistor?

A. V<sub>o</sub>= -R<sub>F</sub> [(b<sub>2</sub>/8R) +(b<sub>1</sub>/4R) +(b<sub>0</sub>/2R)].
B. V<sub>o</sub>= -R<sub>F</sub> [(b<sub>2</sub>/R) +(b<sub>1</sub>/2R) +(b<sub>0</sub>/4R)].
C. V<sub>o</sub>= -R<sub>F</sub> [(b<sub>2</sub>/2R)+(b<sub>1</sub>/4R) +(b<sub>0</sub>/8R)].
D. V<sub>o</sub>= -R<sub>F</sub> [(b<sub>0</sub>/4R)+(b<sub>1</sub>/2R) +(b<sub>2</sub>/R)].
Answer» D. V<sub>o</sub>= -R<sub>F</sub> [(b<sub>0</sub>/4R)+(b<sub>1</sub>/2R) +(b<sub>2</sub>/R)].
Discussion
2.

How to overcome the limitation of binary weighted resistor type DAC?

A. Using R-2R ladder type DAC
B. Multiplying DACs
C. Using monolithic DAC
D. Using hybrid DAC
Answer» B. Multiplying DACs
Discussion
3.

CMOS inverter is used as SPDT switch in resistor DAC and is connected to the op-amp line. Find the output of CMOS, if the input applied is 1

A. Resistance is connected to ground
B. Resistance is connected to input line
C. Resistance is connected to bit line
D. None of the mentioned
Answer» C. Resistance is connected to bit line
Discussion
4.

The smallest resistor in a 12 bit weighted resistor DAC is 2.5k , what will be the largest resistor value?

A. 40.96M
B. 10.24M
C. 61.44 M
D. 18.43M
Answer» C. 61.44 M
Discussion
5.

Pick out the incorrect statement In a 3 bit weighted resistor DAC

A. Although the op-amp is connected in inverting mode, it can also be connected in non-inverting mode
B. The op-amp simply work as a current to voltage converter
C. The polarity of the reference voltage is chosen in accordance with the input voltage
D. None of the mentioned
Answer» D. None of the mentioned
Discussion