Pulse And Digital Circuits Syllabus
Periods/week : 3 Periods & 1 Tut /week. Ses. : 30 Exam : 70 Examination (Practical): 3hrs. Credits: 4
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.
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.
Pulse, Digital and Switching Waveforms – Millman and Taub.
Wave Generation and Shaping – L. Strauss.