# EC1314 Integrated Circuits Lab Syllabus

EC 1314 INTEGRATED CIRCUITS LABORATORY 0 0 3 100

AIM
To study various digital & linear integrated circuits used in simple system configuration.

1. Study of Basic Digital IC’s.
(Verification of truth table for AND, OR, EXOR, NOT, NOR, NAND, JK FF, RS FF,
D FF)

2. Implementation of Boolean Functions, Adder/ Subtractor circuits.

3a) Code converters, Parity generator and parity checking,
Excess 3, 2s Complement, Binary
to grey code using suitable IC’s .

3(b) Encoders and Decoders: Decimal and Implementation of 4-bit shift registers in
SISO,SIPO,PISO,PIPO modes using suitable IC’s.

4. Counters: Design and implementation of 4-bit modulo counters as synchronous and
asynchronous types using FF IC’s and specific counter IC.

5 Shift Registers:
Design and implementation of 4-bit shift registers in SISO, SIPO, PISO, PIPO
modes using suitable IC’s.
6 Multiplex/ De-multiplex
Study of 4:1; 8:1 multiplexer and Study of 1:4; 1:8 demultiplexer

7 Timer IC application.
Study of NE/SE 555 timer in Astable, Monostable operation.

8. Application of Op-Amp-I
Slew rate verifications, inverting and non-inverting amplifier,

9 Study of Analog to Digital Converter and Digital to Analog Converter: Verification of
A/D conversion using dedicated IC’s.

10 Study of VCO and PLL ICs
i. Voltage to frequency characteristics of NE/ SE 566 IC.
ii. Frequency multiplication using NE/SE 565 PLL IC.

P = 45 Total = 45
Detailed Syllabus

1. Study of Basic Digital IC’s.
(Verification of truth table for AND, OR, EXOR, NOT, NOR, NAND, JK FF, RS
FF, D FF)
Aim
To test of ICs by using verification of truth table of basic ICs.

Exercise

1. Breadboard connection of ICs with truth table verification using LED’s.

2. Implementation of Boolean Functions, Adder/ Subtractor circuits.
[Minimisation using K-map and implementing the same in POS, SOP from using
basic gates]

Aim
Minimization of functions using K-map implementation and combination
Circuit.

Exercise
1. Realization of functions using SOP, POS, form.

2. Addition, Subtraction of atleast 3 bit binary number using basic gate IC’ s.

3a) Code converters, Parity genertor and parity checking, Excess 3, 2s Complement,
Binary to grey code using suitable IC’s .

Aim

Realizing code conversion of numbers of different bar.

Exercise

1 Conversion Binary to Grey, Grey to Binary;
1’s. 2’s complement of numbers addition, subtraction,

2. Parity checking of numbers using Gates and with dedicated IC’s

3b) Encoders and Decoders: Decimal and Implementation of 4-bit shift registers in
SISO, SIPO,PISO,PIPO modes using suitable IC’s.

Exercise
1. Decimal to binary Conversion using dedicated IC’s.

2. BCD – 7 Segment display decoder using dedicated decoder IC& display.

4. Counters: Design and implementation of 4-bit modulo counters as synchronous and
asynchronous types using FF IC’s and specific counter IC

Aim
Design and implementation of 4 bit modulo counters.

Exercise
1. Using flipflop for up-down count synchronous count.
2. Realization of counter function using dedicated ICs.

5. Shift Registers
Design and implementation of 4-bit shift registers in SISO, SIPO, PISO, PIPO
modes using suitable IC’s.

Aim
Design and implementation of shift register.

Exercise
1. Shift Register function realization of the above using dedicated IC’s
For SISO, SIPO, PISO, PIPO, modes of atleast 3 bit binary word.

2. Realization of the above using dedicated IC’s.

6. Multiplex/ De-multiplex
Study of 4:1; 8:1 multiplexer and Study of 1:4; 1:8 demultiplexer

Aim
To demonstrate the addressing way of data channel selection for multiplex
De-multiplex operation.

Exercise
1. Realization of mux-demux functions using direct IC’s.
2. Realization of mux-demux using dedicated IC’s for 4:1, 8:1, and vice versa.

7. Timer IC application. Study of NE/SE 555 timer in Astable, Monostable operation.

Aim

To design a multi vibrater circuit for square wave and pulse generation.

Exercise
1. Realization of Astable multivibrater & monostable multivibrater circuit using
Timer IC.
2. Variation of R, C, to vary the frequency, duty cycle for signal generator.

8. Application of Op-Amp-I

Slew rate verifications, inverting and non-inverting amplifier,

Aim
Design and Realization of Op-Amp application.

Exercise
1. Verification of Op-Amp IC characteristics.
2. Op-Amp IC application for simple arithmetic circuit.
3. Op-Amp IC application for voltage comparator wave generator and wave
shifting circuits.

9. Study of Analog to Digital Converter and Digital to Analog Converter: Verification
of A/D conversion using dedicated IC’s.

Aim
Realization of circuit for digital conversions.

Exercise
1. Design of circuit for analog to digital signal conversion using dedicated IC’s.
2. Realization of circuit using dedicated IC for digital analog conversion.

10. Study of VCO and PLL Ics

i). Voltage to frequency characteristics of NE/ SE 566 IC.
ii). Frequency multiplication using NE/SE 565 PLL IC.

Aim
Demonstration of circuit for communication application

Exercise
1. To realize V/F conversion using dedicated IC’s vary the frequency of the
generated signal.
2. To realize PLL IC based circuit for frequency multiplier, divider.
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