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Electronic Interfaces 2025/2026
Programma di Electronic Interfaces:
- Nullor and feedback - Nullor - Nullor circuits - Feedback - Stability of feedback circuits - Loop gain - Impedances in feedback circuits
- Universal active devices - Controlled sources - Transistor - Op amp - Current conveyor - Current feedback op amp - Differential difference amplifier - Other universal active devices (e.g. invertor) - Universality of ideal active devices - Criteria for choosing real active devices
- Non idealities of op amps and of universal active devices - Input offset voltage - Input currents (bias current; offset current) - Input impedances (common mode; differential mode) - Input equivalent noise voltage - Input equivalent current noise - Output impedance - Maximum output current - Speed limits for small signals (bandwidth) - Speed limits for large signals (e.g. slew rate) - Frequency compensation - CMRR - PSRR - Effects of op amp non idealities in analog circuits - Non idealities of universal active devices (generalization)
- Interface circuits - Accuracy - Circuits for sensors, microsystems and nanosystems: fundamental techniques - Voltage sources - Current sources - Linear regulators - Filters - Instrumentation amplifiers - Circuits for measuring voltages, currents and impedances (4 wires measurements, measurement of high impedances, advanced techniques) - Analog to digital converters (ADC) - Digital to analog converters (DAC) - Op amp datasheet - Design examples
- Analog integrated circuits - Single transistors amplifiers - The cascode technique - Current mirror (simple; cascode; Wilson; Widlar; regulated cascode; low voltage cascode;...) - Op amp (1 stage; cascode; folded cascode; 2 stages;...) - Bandgap circuits - Current conveyor - Switched capacitor circuits - Dynamic element matching - Chopper - Autozero - Low voltage, low power circuits - Circuits for mechatronics