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SSCD IIT Kanpur · Basic Analog Building Blocks · 34 videos

EE698I: Mixed-signal IC design (2023)

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Videos in this playlist

Thumbnail for Lecture 1: Sampling, anti-alias filter, oversampling, reconstruction; Into to Quantization

Lecture 1: Sampling, anti-alias filter, oversampling, reconstruction; Into to Quantization

Thumbnail for Lecture 2: Measuring SQNR; Refresher on Fourier analysis; Evolution of discrete Fourier transform

Lecture 2: Measuring SQNR; Refresher on Fourier analysis; Evolution of discrete Fourier transform

Thumbnail for Lecture 3: DFT of sinusoid; Spectral leakage; Need for windowing; Choice of input freq. to test ADC

Lecture 3: DFT of sinusoid; Spectral leakage; Need for windowing; Choice of input freq. to test ADC

Thumbnail for Lecture 4: Differential & Integral non-linearity (DNL, INL); MOS as switch; Effect of finite ON res.

Lecture 4: Differential & Integral non-linearity (DNL, INL); MOS as switch; Effect of finite ON res.

Thumbnail for Lecture 5: Switch non-linearity; Gate bootstrapped switch; Thermal noise

Lecture 5: Switch non-linearity; Gate bootstrapped switch; Thermal noise

Thumbnail for Lecture 6 (pt 1): Charge injection, bottom plate sampling, deriving the switched-capacitor amplifier

Lecture 6 (pt 1): Charge injection, bottom plate sampling, deriving the switched-capacitor amplifier

Thumbnail for Lecture 6 (pt 2): Analyzing switched capacitor ckts using KCL & understanding charge conservation

Lecture 6 (pt 2): Analyzing switched capacitor ckts using KCL & understanding charge conservation

Thumbnail for Lecture 7: Charge conservation: more examples; Switched capacitor integrators (delayed & delay-free)

Lecture 7: Charge conservation: more examples; Switched capacitor integrators (delayed & delay-free)

Thumbnail for Lecture 8: Correlated double sampling (CDS); Correlated level shifting (CLS); gain error & offset

Lecture 8: Correlated double sampling (CDS); Correlated level shifting (CLS); gain error & offset

Thumbnail for Lecture 9 (pt. 1): Using an OTA vs an opamp in switched capacitor ckts; Settling & slewing with OTA

Lecture 9 (pt. 1): Using an OTA vs an opamp in switched capacitor ckts; Settling & slewing with OTA

Thumbnail for Lecture 9 (pt. 2):Noise in switched cap(SC) ckts with OTA; Mean-squared noise in SC ckts without OTA

Lecture 9 (pt. 2):Noise in switched cap(SC) ckts with OTA; Mean-squared noise in SC ckts without OTA

Thumbnail for Lecture 10: Deriving the StrongARM latch; Introduction to Flash ADC

Lecture 10: Deriving the StrongARM latch; Introduction to Flash ADC

Thumbnail for Problem discussion; Deriving the Floating inverter amplifier (FIA); Dynamic amplifiers for SC ckts.

Problem discussion; Deriving the Floating inverter amplifier (FIA); Dynamic amplifiers for SC ckts.

Thumbnail for Lecture 11: Flash ADC: Ref. subtraction; Dynamic premp; Offset calibration; offset as ref. for flash

Lecture 11: Flash ADC: Ref. subtraction; Dynamic premp; Offset calibration; offset as ref. for flash

Thumbnail for Lecture 12(1): Flash ADC summary; Common-mode rejection in floating inverter amp FIA & integ dyn amp

Lecture 12(1): Flash ADC summary; Common-mode rejection in floating inverter amp FIA & integ dyn amp

Thumbnail for Lecture 12(2): Interpolating Flash ADC; Time interpolation in flash ADC; Some examples in literature

Lecture 12(2): Interpolating Flash ADC; Time interpolation in flash ADC; Some examples in literature

Thumbnail for Lecture 13: Time-interleaved ADCs; Offset, gain and timing mismatches

Lecture 13: Time-interleaved ADCs; Offset, gain and timing mismatches

Thumbnail for Lecture 14: SAR ADC; Capacitive DAC switching schemes; Monotonic switching; Energy efficiency

Lecture 14: SAR ADC; Capacitive DAC switching schemes; Monotonic switching; Energy efficiency

Thumbnail for Lecture 15 (1): Asynchronous SAR ADC; Implementing the asynchronous logic

Lecture 15 (1): Asynchronous SAR ADC; Implementing the asynchronous logic

Thumbnail for Lecture 15 (2): SAR ADC: Redundancy to tackle DAC settling; Condition for redundancy; Example calc.

Lecture 15 (2): SAR ADC: Redundancy to tackle DAC settling; Condition for redundancy; Example calc.

Thumbnail for Lecture 16: SAR ADC: Loop unrolled SAR; Split C-DAC; Digital calibration; Buffer embedded SAR

Lecture 16: SAR ADC: Loop unrolled SAR; Split C-DAC; Digital calibration; Buffer embedded SAR

Thumbnail for Lecture 17: Pipelined ADC; Redundancy to tackle comparator offset; 1.5-bit (M+0.5) bit stage;

Lecture 17: Pipelined ADC; Redundancy to tackle comparator offset; 1.5-bit (M+0.5) bit stage;

Thumbnail for Lecture 18: Pipelined-Flash: Multiplying DAC(MDAC) non-idealities: gain error, non-lin; DAC non-lin.

Lecture 18: Pipelined-Flash: Multiplying DAC(MDAC) non-idealities: gain error, non-lin; DAC non-lin.

Thumbnail for Lecture 19(1): Pipelined ADC: Digital calibration: Using a PN dither & correlation; Gradient descent

Lecture 19(1): Pipelined ADC: Digital calibration: Using a PN dither & correlation; Gradient descent

Thumbnail for Lecture 19(2): Split ADC structure for digital calibration of pipelined ADCs & time-interleaved ADCs

Lecture 19(2): Split ADC structure for digital calibration of pipelined ADCs & time-interleaved ADCs

Thumbnail for Lecture 19(3): Pipelined ADC: Design choices and trade-offs

Lecture 19(3): Pipelined ADC: Design choices and trade-offs

Thumbnail for Lecture 20: Noise-shaping ADC: Deriving the Error-feedback structure; Intro to delta-sigma modulator

Lecture 20: Noise-shaping ADC: Deriving the Error-feedback structure; Intro to delta-sigma modulator

Thumbnail for Lecture 21: Delta-sigma modulator: Higher order NTF; Maximum stable amplitude (MSA); Controlling OBG

Lecture 21: Delta-sigma modulator: Higher order NTF; Maximum stable amplitude (MSA); Controlling OBG

Thumbnail for Lecture 22 (1): Delta-sigma modulator: system-level design; simple design example in MATLAB

Lecture 22 (1): Delta-sigma modulator: system-level design; simple design example in MATLAB

Thumbnail for Lecture 22 (pt. 2): Intuition behind the loop filter coefficients; Circuit implementation of MOD1

Lecture 22 (pt. 2): Intuition behind the loop filter coefficients; Circuit implementation of MOD1

Thumbnail for Lecture 23: Switched-capacitor loop filter; DAC mismatch; Data weighted averaging (DWA)

Lecture 23: Switched-capacitor loop filter; DAC mismatch; Data weighted averaging (DWA)

Thumbnail for Lecture 24 (1): Motivation for Continuous time delta-sigma modulator (CTDSM): Implicit anti-aliasing

Lecture 24 (1): Motivation for Continuous time delta-sigma modulator (CTDSM): Implicit anti-aliasing

Thumbnail for Lecture 24 (2): VCO-based ADC: basic introduction

Lecture 24 (2): VCO-based ADC: basic introduction

Thumbnail for Lecture 24 (3): Schrier Figure of Merit (FoM) for ADCs

Lecture 24 (3): Schrier Figure of Merit (FoM) for ADCs