Foundation of Analog and Digital Circuits : the circuit abstraction, resistive networks, network theorems, analysis of nonlinear circuits, the digital abstraction, the mosfet switch, the mosfet amplifier, the small signal model, energy storage elements, first-order transients in linear electrical, energy and power in digital circuits, transient in second order circuits, sinusoidal steady state, impedance and frequency response, sinusoidal steady state, resonance, the operational amplifier abstraction, diodes, semiconductor diode characteristics, analysis of diode circuits, input and output resistances, stored energy in a resonant circuit, band pass filter, low pass filter, high pass filter, frequency response for resonant systems, power and energy in an impedance, time domain versus frequency domain analysis using voltage divider, power and energy relations for a simple rc circuit, signal amplification.