Bachelor Degree

Electronics and Communication Program Dept. of Electrical Engineering Course specification Electronic Circuit II EE422

1. Course Aim This course illustrates design with numerous examples, and provides numerous open-ended design problems with which students can practice. The course also point out various characteristics and properties of circuits as go through the analysis. The course give students an understanding of analysis Main Aim methods and design techniques of amplifiers, tuned amplifiers, oscillators, waveform and harmonic generators, analog multipliers and mixers, phase-locked loops and some integrated circuits (ICs).

Sub-Aims i) To supply graduates with detailed knowledge about communication and receivers. ii) The students should be able to analyze and design feedback amplifiers, single tuned and synchronous & staggered double tuned amplifiers. iii) To supply graduates with detailed discussions about the feedback principles, harmonic generators, sinusoidal and nonsinusoidal oscillator circuits. iv) To make the graduates be familiar with analog-to-digita converters, digital-to-analog converters and quadran multipliers and their applications. v) To supply graduates with detailed knowledge about different types of modulation and demodulation

Dept. of Electrical Engineering Bachelor Degree Faculty of Engineering – Assiut University EE422-Electronic Circuits (II).

techniques: AM, FM, PM, …. vi) The students should be able to analyze and design different modulator and detection circuits. vii) To produce graduates who can implement information and communication technology in the material course.

2. Course Content Feed back Amplifiers- Tuned Amplifiers - Synchronous & Staggered – Single tuned & Double tuned - Harmonic Generators - Sinusoidal Oscillators - RC & Tuned Oscillators- The Four - Quadrant Multipliers - Modulation - Amplitude and Angle Modulation- Detection: of AM - FM & PM - Communications Transmitters & Receivers - For AM – FM - PM. Signals, ADC/DAC.

(Reference: Faculty bylaw 2004 – program specification)

3. Course Topics Topic week Introduction. Classification of Feedback. Principle of Feedback Amplifiers. Some Properties of Negative 1 Feedback. Gain Desensitivity . Bandwidth Extension. Noise Reduction. Reduction in Nonlinear Distortion. The Four Basic Feedback Topologies. Voltage Amplifiers Current Amplifiers. Transconductance Amplifiers. Transresistance Amplifiers. The Series-Shunt Feedback Amplifier. The Ideal Situation. The Practical Situation.The 2 st Series-Series Feedback Amplifier. The Ideal Case. The 1P topicP Practical Case. The Shunt-Shunt And Shunt-Series Feedback Amplifiers. The Shunt-Shunt Configuration.The Feed back Shunt- Series Configuration. Amplifiers A Systematic Method to Analyze Feedback Amplifiers with any Topology. The Stability Problem.Transfer Function of the Feedback Amplifier. The Nyquist Plot. Effect of Feedback on the Amplifier Poles. Stability and Pole Location. Poles of the Feedback Amplifier.Amplifier with a 3 Single-Pole Response. Amplifier with Two-Pole Response. Amplifier with Three or More Poles. Stability Study Using Bode Plots. Gain and Phase Margins. Effect of Phase Margin on Closed-Loop Response

Dept. of Electrical Engineering Bachelor Degree Faculty of Engineering – Assiut University EE422-Electronic Circuits (II).

Introduction. Single-Tuned Amplifiers. Single-Tuned

nd Amplifier Design Single-Tuned Amplifier Stability.

P P 4 2 topic Impedance Transformation, and Transformer Coupling.

Tuned Amplifiers Synchronous and Stagger Tuned Amplifiers. Synchronously Tuned Design. The Narrowband Approximation. Stagger- 5 Tuned Design. Introduction. Feedback Oscillator Principles. . Conditions for . Start-Up Conditions. rd 3P Ptopic Oscillators With RC Feedback Circuits. The Wien-Bridge Oscillator. Phase-Shift Oscillator. Op-Amp Phase-Shift 6 and Sinusoidal Oscillator.FET Phase-Shift Oscillator. BJT Phase-Shift nonsinusoidal Oscillator. Oscillators Bubba Oscillator. Quadrature Oscillator. Twin-T Oscillator. Oscillators With LC Feedback Circuits. . 7 The . The . The Armstrong Oscillator. Crystal-Controlled Oscillators. Introduction. Relaxation Oscillators. Triangular-Wave Generator. Voltage-Controlled Sawtooth Oscillator (VCO).

th The 555 Timer, as an Astable Multivibrator, as a 8 4P topicP Monostable Multivibrator. Operation as a Voltage- Waveform and Controlled Oscillator (VCO). Harmonic Generators The function generator. Basics of Harmonic Generators. Buffering of Harmonic Generators. Analysis of Generalized 9 Harmonic Generators Circuits. Class C Power Amplifiers. Class C Power Amplifier as a Frequency Multiplier. Precision Rectification. Differential Pairs. Analog Multipliers Employing the Bipolar Transistor. The Emitter- Coupled Pair as a Simple Multiplier. The dc Analysis of The Gilbert Multiplier Cell. The Gilbert Cell as An Analog 10 th 5P topicP Multiplier. A Complete Analog Multiplier. Gilbert Cell as a Balanced Modulator and Phase Detector. The IC Linear Nonlinear Multiplier. Analog Circuits Multiplier Quadrants. Basic Applications of the Multiplier. Squaring circuit. Divider Circuit. Square Root Circuit. Mean-Square Circuit. The Phase-Locked Loop (PLL). Basic 11 principles. The Phase Detector. The Voltage-Controlled Oscillator (VCO). Basic PLL Operation. The LM565 Phase- Locked Loop. th 6P topicP Frequency Mixers. Switching-Type Mixers. Four Diode 12 Switching Type Mixer. Conversion Loss. Intermodulation

Dept. of Electrical Engineering Bachelor Degree Faculty of Engineering – Assiut University EE422-Electronic Circuits (II).

Amplitude and Distortion. Square-law Mixers. Diodes Mixer. BJT Mixers. Angle FET Mixers Amplitude Modulators. Standard Amplitude Modulation Modulators. Single Sideband AM. Single Sideband AM Detection Modulators. Vestigial-Sideband Modulation. Amplitude Demodulators. Demodulation of AM signals. Average Envelope Detectors. Synchronous (Coherent) Detector. Single Sideband AM Demodulators. Angle Modulators. FM using Reactance Modulator. Reactance 13 Modulator using a Varactor-Diode. Reactance Modulator Utilizing a Transistor. Indirect-FM Modulators (The Armstrong Modulator). Phase Modulator. Phase Modulation from Frequency Modulation and Vice Versa. FM Reception Principles Amplitude Limiter. FM Demodulators. Foster–Seeley 14 Discriminator. Ratio Detector. Balanced Slope Discriminator. The PLL as an FM Demodulator.

4. Grade Distribution

Assesment Methods Percentage 66.67.% ﻣﻦ ﺍﻟﻨﻬﺎﻳﺔ ﺍﻟﻌﻈﻤﻰ (ﺑﺤﺴﺐ ﺍﻟﻼﺋﺤﺔ) Final Exam Oral Final Exam - Med term exam % 23.33 Written Exam - Oral Exam - Tutorial assessment %3 Project assessment 3% bonus Model assessment - % 10 Assessments Report assessment 3% Quiz assessment 3% bonus + Presentation assessment 2 % + Discussion 2 % Laboratory test - Home Exam - Monitoring - Total 100%

Dept. of Electrical Engineering Bachelor Degree Faculty of Engineering – Assiut University EE422-Electronic Circuits (II).

5. List of References

Course notes Are written from the lectures

Required book 1) Prof. M. Abo-Zahhad, and Prof. Sabah M. Ahmed , " Analysis and Design (Text Book) of Electronic Circuits (II)", Assiut University, 2010.

[1] R. C. Jaeger and T. N. Blalock, "Microelectronic Circuit Design", 2nd ed., McGraw-Hill, NY, 2004.

[2] Adel S. Sedra and Kenneth C. Smith, “Microelectronic Circuits”, 5th Recommended ed., Oxford University Press, 2004. books [5] Robert L. Boylestad , Louis Nashelsky, "Electronic Devices and Circuit Theory", New Jersey: Prentice-Hall, 9th Edition, 2003.

[1]http://hyperphysics.phyastr.gsu.edu/hbase/electronic/diodecon.html#c21TU U1T

Periodicals, [2] Motorola, www.motorola.com1TU .U1T web sites.. etc.

[3] National Semiconductor, www.national.com1TU U1T

Dept. of Electrical Engineering Bachelor Degree