JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
II YEAR B.TECH ECE I-SEM L T/P/D C
4 -/-/- 4
(54021)PULSE AND DIGITAL CIRCUITS
UNIT I - LINEAR WAVE SHAPING: High pass, low pass RC circuits, their response for sinusoidal, step, pulse, square and ramp inputs. RC network as differentiator and integrator, attenuators, its applications in CRO probe, RL and RLC circuits and their response for step input, Ringing circuit.
UNIT II - NON-LINEAR WAVE SHAPING : Diode clippers, Transistor clippers, clipping at two independent levels, Transfer characteristics of clippers, Emitter coupled clipper, Comparators, applications of voltage comparators, clamping operation, clamping circuits using diode with different inputs, Clamping circuit theorem, practical clamping circuits, effect of diode characteristics on clamping voltage, Transfer characteristics of clampers.
UNIT III - SWITCHING CHARACTERISTICS OF DEVICES :Diode as a switch, piecewise linear diode characteristics, Transistor as a switch, Break down voltage consideration of transistor, saturation parameters of Transistor and their variation with temperature, Design of transistor switch, transistor-switching times.
UNIT IV - MULTIVIBRATORS: Analysis and Design of Bistable, Monostable, AstableMultivibrators and Schmitt trigger using transistors.
UNIT V - TIME BASE GENERATORS :General features of a time base signal, methods of generating time base waveform, Miller and Bootstrap time base generators – basic principles, Transistor miller time base generator, Transistor Bootstrap time base generator, Current time base generators, Methods of linearity and improvement.
UNIT VI - SAMPLING GATES: Basic operating principles of sampling gates, Unidirectional and Bi-directional sampling gates, Four Diode Sampling gate,Reduction of pedestal in gate circuits, Applications of sampling gates.
UNIT VII - SYNCHRONIZATION AND FREQUENCY DIVISION: Pulse of Synchronization of relaxation devices, stability of relaxation devices , Frequency division in sweep circuit, Astable relaxation circuits, Monostable relaxation circuits, Synchronization of a sweep circuit with symmetrical signals, Sine wave frequency division with a sweep circuit, A sinusoidal divider using regeneration and modulation.
UNIT VIII - REALIZATION OF LOGIC GATES USING DIODES & TRANSISTORS :
AND,OR and NOT gates using Diodes and transistors, DCTL,RTL,DTL,TTL and CML logic families and its comparison.
Text Books :
1. Pulse, Digital and Switching Waveforms - J. Millman and H. Taub, McGraw-Hill, 1991.
2. Solid State Pulse circuits - David A. Bell, PHI, 4th Edn., 2002
REFERENCES
1. Pulse and Digital Circuits – A. Anand Kumar, PHI, 2005.
2. Fundamentals of pulse and digital circuits-Ronald.J.Tocci,3 ed. ,2008
3. Pulse and Digital Circuits-Motheki S.Prakash rao,2006,TMH
4. Wave Generation and Shaping - L. Strauss.
II YEAR B.TECH ECE I-SEM L T/P/D C
4 -/-/- 4
(54021)PULSE AND DIGITAL CIRCUITS
UNIT I - LINEAR WAVE SHAPING: High pass, low pass RC circuits, their response for sinusoidal, step, pulse, square and ramp inputs. RC network as differentiator and integrator, attenuators, its applications in CRO probe, RL and RLC circuits and their response for step input, Ringing circuit.
UNIT II - NON-LINEAR WAVE SHAPING : Diode clippers, Transistor clippers, clipping at two independent levels, Transfer characteristics of clippers, Emitter coupled clipper, Comparators, applications of voltage comparators, clamping operation, clamping circuits using diode with different inputs, Clamping circuit theorem, practical clamping circuits, effect of diode characteristics on clamping voltage, Transfer characteristics of clampers.
UNIT III - SWITCHING CHARACTERISTICS OF DEVICES :Diode as a switch, piecewise linear diode characteristics, Transistor as a switch, Break down voltage consideration of transistor, saturation parameters of Transistor and their variation with temperature, Design of transistor switch, transistor-switching times.
UNIT IV - MULTIVIBRATORS: Analysis and Design of Bistable, Monostable, AstableMultivibrators and Schmitt trigger using transistors.
UNIT V - TIME BASE GENERATORS :General features of a time base signal, methods of generating time base waveform, Miller and Bootstrap time base generators – basic principles, Transistor miller time base generator, Transistor Bootstrap time base generator, Current time base generators, Methods of linearity and improvement.
UNIT VI - SAMPLING GATES: Basic operating principles of sampling gates, Unidirectional and Bi-directional sampling gates, Four Diode Sampling gate,Reduction of pedestal in gate circuits, Applications of sampling gates.
UNIT VII - SYNCHRONIZATION AND FREQUENCY DIVISION: Pulse of Synchronization of relaxation devices, stability of relaxation devices , Frequency division in sweep circuit, Astable relaxation circuits, Monostable relaxation circuits, Synchronization of a sweep circuit with symmetrical signals, Sine wave frequency division with a sweep circuit, A sinusoidal divider using regeneration and modulation.
UNIT VIII - REALIZATION OF LOGIC GATES USING DIODES & TRANSISTORS :
AND,OR and NOT gates using Diodes and transistors, DCTL,RTL,DTL,TTL and CML logic families and its comparison.
Text Books :
1. Pulse, Digital and Switching Waveforms - J. Millman and H. Taub, McGraw-Hill, 1991.
2. Solid State Pulse circuits - David A. Bell, PHI, 4th Edn., 2002
REFERENCES
1. Pulse and Digital Circuits – A. Anand Kumar, PHI, 2005.
2. Fundamentals of pulse and digital circuits-Ronald.J.Tocci,3 ed. ,2008
3. Pulse and Digital Circuits-Motheki S.Prakash rao,2006,TMH
4. Wave Generation and Shaping - L. Strauss.
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CreatedFeb 07, 2013
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UpdatedFeb 07, 2013
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