Course Details

Subject {L-T-P / C} : EE3705 : Electronics Circuits Laboratory {0-0-2 / 1}
Subject Nature : Practical
Coordinator : Prof. K. Ratna Subhashini


1. Characterization of Simple and Cascade Current Mirror circuits (BJT and MOSFET)
2. Design of differential amplifier with resistive load (BJT) and active load (MOSFET)
3. Design of R-C and L-C oscillators (phase shift/Wein Bridge/Colpitt/Hartley)
4. Design of a second order active filter (low pass/high pass)
5. Study and Design of Power Amplifiers (Push Pull/Class A).
6. Study of basic logic gates and universal logic gates Realization of logic circuits using universal logic gates To construct and verify the operation of single digit and multi digit half adder, Full adder / subtractor using logic gates and IC 7483.
7. Comparison of Sequential and Combinational Logic Circuits Study of Digital to Analog converter by weighted resistance method. Design and verification of A/D converter Study of Seven Segment Display Technique using IC 7447/ 7446.
8. To study the characteristics and operation of a programmable Shift Register using IC 7495 Verification of UP/ DOWN count using IC 74193.
9. Study of Ring and Decade Johnson Ring counters using ICs and Flip- Flops.
10. Using HDL /Verilog
(i) Static and Dynamic Characteristic of NAND and Schmitt-NAND gate(both TTL and MOS) Synthesis of a logic function by NAND gates only. (Minimized and two level).
(ii) Measurement of delay of the logic sp synthesized Design a clock by using NAND gates and R-C network as well as crystal
(iii) Study the functionality of Multiplexer and using it design and implement a logic circuit
(iv) Study the principle of a Demultiplexer and implement multi-output logic circuit
(v) Experiment on Serial-in, Parallel-in Serial-out right shift register with preset and clear.
(vi) Generate maximally long linear sequence using this shift register and other necessary logic gates.
(vii) Study the dynamic characteristic of a J-K flip-flop and hence find out maximum operational frequency
(viii)Design a ripple modulo counter and set-rest feedback method.Verify the states of count.
(ix) Determine each stage delay and total delay. Determine the maximum clock frequency that it is able to count
(x) Design a sequential circuit and implement it by J-K flip-flops and other related logic gates.

Course Objectives

  1. 1. To provide basic laboratory experience with analyzing and building simple filters and amplifiers
    2. To teach students how to analyze electric al filters and amplifiers using op-amps, transistors & diodes
    3. To prepare students to perform the analysis and design of various digital electronic circuits.

Course Outcomes

The students will be able to :

1. Operate electronic test equipment and hardware/software tools to characterize the behavior of devices and circuits.
2. Evaluate combinational and sequential logic designs using various metrics: switching speed, throughput/latency, gate count and area, energy dissipation and power.
3. Perform and interpret measurements using oscilloscopes and logic analyzers.

Essential Reading

  1. Malvino A. and D. J. Bates, Electronic Principles, 7/e, Tata McGraw Hill, 2010.
  2. William J. Dally and John W. Poulton, Digital Systems Engineering, , Cambridge University Press, 2008.

Supplementary Reading

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