PULSE AND DIGITAL CIRCUITS 

Credits	Periods			Exam Hrs.	Sessional Marks	Exam Marks	Total Marks
	Theory	Tutorial	Lab
4	3	1	-	3	30	70	100

 1.  Linear Wave Shaping:

High Pass and Low Pass RC Circuits and their Response for Sinusoidal, Step
Voltage, Pulse, Square Wave and Ramp Inputs. High Pass RC Circuit as a
Differentiator.  Low Pass RC Circuit as an Integrator. Attenuators and their
Application as CRO Probe.  RL and RLC Circuits and their response for step
input.  Ringing circuit.
2. Non-Linear Wave Shaping:
Diode clippers.  Transistor Clippers.   Clipping at two independent levels.
Comparator – Applications of voltage Comparators – Diode Comparator.
Clamping Operation. Clamping Circuits using Diode with Different Inputs.
Clamping Circuit Theorem. Practical Clamping circuits.  Effect of diode
Characteristics on Clamping Voltage.
3. Multivibrators: 
Transistor as a Switch  - Switching times of a transistor.   Astable, Monostable
and bistable Multivibrators using Transistors. Resolution time of a Binary.
Methods of improving Resolution time  – Methods of Triggering a binary.
Schmitt Trigger.
4. Sweep Circuits:
Voltage sweep -- Simple Exponential sweep Generator.  Errors that define
Deviation from linearity, UJT Relaxation Oscillator – Methods of linearising a
Voltage Sweep – Bootstrap and Miller Circuits – Current Sweep – Linearising
a current Sweep by Adjusting the driving Waveform.
5. Synchronization and Frequency Division: 
Principles of Synchronization – Synchronization of Astable Multivibrators.
Synchronization of Sweep Circuits with Symmetrical Signals.
6. Logic Gates:  
IC Families, TTL, CMOS, ECL, FFs and Circuits.
7. Blocking Oscillator: 
Base Timing. Emitter Timing, and Astable Blocking Oscillator.


Text Books: 
1. Pulse, Digital and Switching Waveforms – Millman and Taub.
2. Wave Generation and Shaping – L. Strauss