Draw transistor C-Eamplifier circuit. Draw its ac equivalent circuit.
[3 marks]Sketch the block schematic of a typical operational amplifier and briefly explain the function of each block.
[4 marks]Explain how Op-amp works as summing amplifier.
[7 marks]List applications of instrumentation amplifier.
[3 marks]Explain the following terms. (1) PSRR (2) Input bias current (3) Input offset Voltage (4) CMRR.
[4 marks]Explain in detail voltage follower with its applications.
[7 marks]What do you mean by slew rate in an OP-AMP? Also mention about causes of slew rate and explain its significance in applications.
[7 marks]What are the advantages of active filters over passive filters?
[3 marks]Sketch Wein bridge oscillator. Explain working.
[4 marks]Draw the circuit op-amp as differentiator and explain with necessary waveforms.
[7 marks]How to detect peak of waveform using OP-AMP?
[3 marks]Compare: Comparator and Schmitt trigger.
[4 marks]Draw and explain the use of op-amp as a zero crossing detector.
[7 marks]Compare SOP and POS.
[3 marks]Write short note on Gray code.
[4 marks]Prove that NAND and NOR gates are universal gates.
[7 marks]Design half subtractor logic circuit.
[3 marks]Explain Master-Slave J-Kflip-flop configuration.
[4 marks]Simplify the Boolean function F(A,B,C,D) = Σm (2,5,7,8,11,14,15), Σd=(0,3,6,10) using K-map method. Implement using basic logic gates.
[7 marks]Sketch sample and hold circuit and explain its working.
[3 marks]Explain resolution and quantization error in reference to ADC.
[4 marks]Design 4-bit up/down ripple counter.
[7 marks]Compare EPROM with FLASH memory.
[3 marks]Explain R-2R ladder DAC with necessary diagram.
[4 marks]Draw 4-bit down counter; explain its working with timing diagram and truth table.
[7 marks]