EE8451 Question Paper Linear Integrated Circuits and Applications

EE8451 Question Paper Linear Integrated Circuits and Applications LIC Regulation 2017 Anna University free download. LIC Linear Integrated Circuits and Applications Question Paper EE8451 pdf free download.

Sample EE8451 Question Paper Linear Integrated Circuits and Applications LIC:

1. Why is Vco called voltage to frequency converter? (N/D-12)
2. In an astable multi-vibrator using IC 555 timer, RA = 6.8 kΩ, RB = 3.3 kΩ, C=0.1 μF,
calculate the free running frequency. (N/D-12) EE8451 Question Paper Linear Integrated Circuits and Applications LIC
3. List out any four applications of IC 555 timer. (M/J-12)
4. Draw the pin diagram of IC 555 timer. (M/J-10)
5. What are the basic blocks in a PLL IC? (M/J-10) EE8451 Question Paper Linear Integrated Circuits and Applications LIC
6. Define – Lock Range of a PLL (M/J-09, M/J-13)
7. Write any two applications of VCO (Voltage controlled Oscillator). (M/J-11)
8. List out the features of IC 555 timer. (N/D-09)
9. Write the applications of an analog multiplier. (N/D-08)
10. Define – Pull-in Time EE8451 Question Paper Linear Integrated Circuits and Applications LIC

1. Explain the functional diagram of the IC 555 timer in the astable mode. Derive the
expression for its frequency. (N/D-12)(16)
2. Explain with a schematic diagram, how PLL can be used as,
a) Frequency multiplier
b) Frequency translator (N/D-12) (16) EE8451 Question Paper Linear Integrated Circuits and Applications LIC
3. Explain the two basic modes in which 555 timer operate. Also list out the features of
555 timers. (M/J-10) (16)
4. Explain the operation of 566 VCO IC with its schematic diagram. Derive an expression for
the output frequency. (M/J-11) (16) EE8451 Question Paper Linear Integrated Circuits and Applications LIC
5. (i) Design an astable multi-vibrator having a duty cycle of 40 % with a frequency of 1 kHz
using a 555 timer. (N/D-08) (10)
(ii) Write short notes on analog multipliers. (N/D-08) (6) EE8451 Question Paper Linear Integrated Circuits and Applications LIC
6. Explain the functional block diagram of PLL IC 565. (N/D08) (16)
7. Explain the working of a monostable multi-vibrator using a 555 timer.