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ECE 2799 Electrical and Computer Engineering Design. “ANALOG PROCESSING TECHNIQUES” Prof. Bitar. Analog Continuous Signals Signal Processing Using Operational Amplifiers . Digital Discrete Values A/D and D/A Converters Signal Processing Using Microprocessors/ Microcontrollers.
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ECE 2799 Electrical and Computer Engineering Design “ANALOG PROCESSING TECHNIQUES” Prof. Bitar
Analog Continuous Signals Signal Processing Using Operational Amplifiers Digital Discrete Values A/D and D/A Converters Signal Processing Using Microprocessors/ Microcontrollers Analog vs. Digital S. J. Bitar - 2007
Linear Operations Scalar Multiplication Addition Subtraction Integration Differentiation Filtering Non-Linear Operations Comparator Schmitt Trigger Op-Amp Signal ProcessingApplications S. J. Bitar - 2007
Vin A Vout Scalar MultiplicationAmplification (Non-Inverting) S. J. Bitar - 2007
Vin - A Vout Scalar MultiplicationAmplification (Inverting) S. J. Bitar - 2007
Vin A Vout Scalar MultiplicationAttenuation (Reduction) S. J. Bitar - 2007
Signal Addition(Passive) A Vin1 Σ Vin2 ( If R1 = R2 ) S. J. Bitar - 2007
Signal AdditionInverting Summer (Mixer) Vin1 Σ -A Vin2 Vin3 S. J. Bitar - 2007
Signal SubtractionDifference Amplifier Vin1 + - A Vin2 S. J. Bitar - 2007
Signal SubtractionInstrumentation Amplifier Vin1 + - A Vin2 S. J. Bitar - 2007
Integration S. J. Bitar - 2007
Differentiation S. J. Bitar - 2007
Filter Applications • Low Pass Filter (LPF) • High Pass Filter (HPF) • Band Pass Filter (BPF) S. J. Bitar - 2007
Low Pass Filter (LPF) S. J. Bitar - 2007
High Pass Filter (HPF) S. J. Bitar - 2007
Band Pass Filter (BPF) S. J. Bitar - 2007
Non-Linear Op-Amp Applications • Comparator • Schmitt Trigger S. J. Bitar - 2007
Voltage Comparator If Vin > Vref then Vout = +Vsat If Vin < Vref then Vout = -Vsat S. J. Bitar - 2007
Schmitt TriggerInverting Type(Note Positive Feedback!) S. J. Bitar - 2007
Schmitt TriggerNon-Inverting Type(Note Positive Feedback!) Note Signs! S. J. Bitar - 2007