STUPIDSID
Solve any five:
1 (a)
Differentiate between synchronous counters and ripple counters.
4 M
1 (b)
Differentiate between inverting and non-inverting amplifier.
4 M
1 (c)
Design first order non-inverting low pass filter to provide cutoff frequency of 10 KHz.
4 M
1 (d)
Explain 7490 decade counter.
4 M
1 (e)
Design voltage regulator to provide output voltage equal to 5V and load current 1 Amp using IC 7805.
4 M
1 (f)
With the help of neat circuit diagram explain any one application of PLL 565.
4 M
2 (a)
What is precision rectifier? Draw the diagram for a full wave precision rectifier. With the help of waveforms at different points in the circuit explain its working.
10 M
2 (b)
With the help of a neat circuit diagram explain working of RC phase shift Oscillator.
10 M
3 (a)
Draw functional block diagram of IC723 and explain its working as low voltage regulator and high voltage regulator.
10 M
3 (b)
With the help of neat circuit diagrams explain how analog multiplier AD 534 can be utilised for:
i) Analog division and
ii) Square root extraction
i) Analog division and
ii) Square root extraction
10 M
4 (a)
Draw and explain the functional diagram of IC555 and explain its operation in astable mode.
10 M
4 (b)
Explain working of:
i) logarithmic amplifier and
ii) Anti logarithmic amplifier with the help of circuit diagram.
i) logarithmic amplifier and
ii) Anti logarithmic amplifier with the help of circuit diagram.
10 M
5 (a)
With the help of a neat circuit diagram explain the working of Universal shift register IC74194 as a 4bit, 4-state Ring counter with a single circulating 'I'.
10 M
5 (b)
With the help of a neat circuit diagram explain the working of 74163 synchronous 4-bit binary counter. Also illustrate the cascading connections for 74163 based counters.
10 M
Write short notes on any four:
6 (a)
74181 Arithmetic Logic Unit.
5 M
6 (b)
Instrumentation Amplifier
5 M
6 (c)
Switching Regulator
5 M
6 (d)
Voltage to frequency converter
5 M
6 (e)
Triangular wave generator.
5 M
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