1. 1 ECE 313 n Microelectronic Circuits –4th edition n Sedra & Smith

2. 2 Chapter 1 Introduction to Electronics n Signals n Frequency Spectrum of Signals –Fourier series/transform n Analog and Digital Signals –continuous vs. discrete amplitudes

3. 3 Amplifiers –Signal amplification : linear, nonlinear preamplifiers –Amplifier Circuit Symbol –Voltage Gain –Power Gain, Current Gain –dB –Power supplies

4. 4 Amplifier Saturation n linear - except for output saturation

5. 5 Nonlinear Transfer

6. 6 Biasing - for linear operation

7. 7 Circuit Models for Amplifiers n Voltage amplifiers n Current amplifiers n Transconductance amplifiers n Transresistance amplifiers

8. 8 BJT n Emitter n Base n Collector

9. 9 Frequency Response of Amplifiers n Transfer function n Amplifier bandwidth n Evaluating frequency response n Single-time-constant (STC) networks –low pass (LP) –high pass (HP)

10. 10 STC - low pass

11. 11 STC - high pass

12. 12 Amplifier Classification based on FREQUENCY RESPONSE n ac amplifier n dc amplifier (low pass amplifier); IC n bandpass amplifier

13. 13 DIGITAL LOGIC INVERTER n VTC n Noise Margins –low input ; high input n The ideal VTC n Inverter Implementation n Power dissipation in VLSI n Propagation delay