Basic analog transistor circuits. Basic single transistor amplifier stages. Small signal equivalent circuits of the basic single-stage amplifiers. Common base (gate), common emitter (source), common collector (drain) amplifier stages. Degenerate common emitter (source) stages; analysis and features.

Frequency response of the amplifiers. High frequency small signal models, the Miller-effect. Low frequency analysis of the transistor circuits.

Biasing of active devices. Current mirror.

Maximum output signal analysis of the transistor circuits. Power amplifiers; A, AB, B, C, AD and BD power stages.

Two-transistor basic amplifiers. Differential amplifier, cascod stage. Differential amplifier: large signal analysis and transfer characteristics; incremental analysis and half-circuit analysis techniques.

Nonlinear distortion of the transistor stages. Harmonic and cross modulation distortion.

Ideal operational amplifier, basic circuits. Structure of the operational amplifiers. The effect of the feedback to the small signal parameters. Frequency compensation of the feedback amplifiers.

Comparator circuits. Sample and hold circuits. D/A and A/D converters. Schmitt trigger, monostabil multivibrator.

Oscillators, square-wave relaxation oscillator, astabil multivibrator, sinusoid RC and LC oscillators, crystal oscillators.

Basic elements of the digital electronic circuits. Parameters of the digital inverter: logic levels, delay time, etc. The transfer characteristics of the digital inverter, threshold level.

The CMOS logic circuits. Basic CMOS inverter, W/L ratio, transfer characteristics. Dynamic behavior of the CMOS circuits. The structure of the CMOC gates.

(6 credits)