Mixed Signal Circuits

Basic Analog Building Blocks Review of MOSFET model, Differential amplifier (CMOS), Ideal operational amplifier model, Practical operational amplifier model, Non-ideal parameters: gain, bandwidth, slew rate, offset, Inverting and non-inverting configurations, Op-amp as comparator

Digital-to-Analog Converter Fundamentals and Architectures Data Converter fundamentals: Analog versus Digital Discrete Time Signals, Digital-to-Analog Converter (DAC): Introduction, specifications: Resolution, Full scale voltage, Least Significant Bit (LSB), Most Significant Bit (MSB), percentage accuracy, Differential Non Linearity (DNL), Integral Non-Linearity (INL), offset, gain error, Latency, Signal to Noise Ratio (SNR), Dynamic Range. DAC Architectures: Resistors String, R-2R Ladder Networks, Current Steering, Introduction to charge scaling DAC

Analog-to-Digital Converter Fundamentals and Architectures Analog-to-Digital Converter (ADC): Introduction, Specifications: Quantization, Quantization error, Differential non-linearity, Missing codes, Integral Non-linearity, Offset and gain error, SNR, Aperture error, ADC Architectures: Flash, 2-step Flash ADC, Pipeline ADC, Integrating ADC, Successive Approximation ADC.

Sample & Hold and Switched Capacitor Circuits Introduction- Performance of sample and hold circuits, Testing Sample and Holds, MOS sample and Hold Basics, Example of CMOS sample and Hold Circuits, Basic operation and analysis of switched capacitor circuits, resistor equivalence of a switched capacitor, noise in switched-capacitor circuits.

RF and Mixed-Signal Integrated Circuits Introduction to RF Integrated Circuits, RF Performance Parameters – Gain, Bandwidth, Noise Figure (NF), Dynamic Range, Signal-to-Noise Ratio (SNR), Signal-to-Interference Ratio (SIR), Spurious-Free Dynamic Range (SFDR), RF Passive Components, Low Noise Amplifier (LNA), RF Mixers