STUPIDSID
1 (a)
Draw the block diagram of an OP-AMP and explain the function of each block
5 M
1 (b)
Explain log amplifier
5 M
1 (c)
Explain how switch debouncing is avoided using flip-flop
5 M
1 (d)
Give the features of function generator IC 2206
5 M
2 (a)
Explain basic requirement of instrumentation amplifier and find output voltage expression for instrument amplifier using three OP-amp
10 M
2 (b)
Write VHDL code for 4 bit down counter
10 M
3 (a)
Design a second order KRC highpass filter with cut-off frequency FO=1 kHZ and Q=5 and draw circuit diagram
10 M
3 (b)
For 5 bit, R-2R ladder network with O=0 V1=10V, find:-
(i) Analog output due to LSB change
(ii) Full scale output voltage
(iii) Analog output for digital input 11000.
(i) Analog output due to LSB change
(ii) Full scale output voltage
(iii) Analog output for digital input 11000.
10 M
4 (a)
Explain in detail various documentation standard of sequential circuits. Draw the internal structure of synchronous SRAM
10 M
4 (b)
Explain diagram of IC 8038 with internal block. Find expression for duty cycle of 8038 IC
10 M
5 (a)
Draw the block diagram of IC 565 PLL. Explain in detail FSK demodulation using PLL
10 M
5 (b)
Draw the block diagram of internal architecture of IC XC 9500 family CPLD and explain
10 M
6 (a)
Design astable multivibrator using 555 with output frequency 10 KHz and duty cycle 70%
10 M
6 (b)
Explain the operationof the sample and hold circuit. Draw inputand output waveforms.
10 M
Write short note on :-
7 (a)
Non-inverting Schmitt trigger
5 M
7 (b)
Explain FPGA
5 M
7 (c)
Differentiate between Moore and Melay circuit
5 M
7 (d)
Comparator Circuit
5 M
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