VIDEO SERIES

Precision labs series: Analog-to-digital converters (ADCs)

These on-demand courses and tutorials include introductory ideas about device architecture in addition to advanced, application-specific problem-solving, using both theory and practical knowledge. Industry experts present each topic in order to help reduce design time and move quickly from proof-of-concept to productization. The ADC (analog-to-digital converter or A/D converter) curriculum is segmented into major topic learning categories, each of which contains short training videos, multiple choice quizzes and short answer exercises.
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Precision labs series: Analog-to-digital converters (ADCs)

Understanding the difference between SAR and delta-sigma ADCs (4)

SAR and delta-sigma: Basic operation

00:24:22

Digital filters and latency

00:22:22

SAR and delta-sigma: Noise and drive considerations

00:23:06

Choosing SAR or delta-sigma

00:11:08

ADC drive topologies (5)

SAR ADC input types

00:11:46

Determining a SAR ADC’s linear range when using operational amplifiers

00:17:18

Hands-on experiment: Crossover distortion on ADC drive

00:11:36

Determining a SAR ADC’s linear range when using instrumentation amplifiers

00:09:17

Driving a SAR ADC with a fully differential amplifier

00:13:37

AC and DC specifications (7)

Introduction to frequency domain

00:11:17

Fast Fourier transforms (FFTs) and windowing

00:10:45

Coherent sampling and filtering to improve SNR and THD

00:06:58

Aliasing and anti-aliasing filters

00:13:19

Hands-on experiment: Aliasing and anti-aliasing filters

00:24:54

ADC DC specifications: INL, DNL, Cin, leakage, Vref

00:14:22

AC & DC specifications: Offset error, gain error, CMRR, PSRR, SNR and THD

00:11:00

ADC noise (17)

Introduction to noise in ADC systems

00:13:01

Types of noise in ADCs

00:15:44

ADC noise measurement, methods and parameters

00:25:34

System noise performance for low-speed delta-sigma ADCs

00:25:06

Analyzing and calculating noise bandwidth in ADC systems – multi-stage filters

00:24:37

Analyzing and calculating noise bandwidth in ADC systems – the digital filter

00:23:48

Gain impact on noise, ADC FSR and dynamic range

00:22:28

Calculating amplifier + ADC total noise: design examples

00:13:12

Introduction to reference noise in ADC systems

00:15:36

Reference noise affect on signal chain performance

00:17:55

Reducing reference noise ADC systems: ratiometric, internal, external

00:11:32

How clocking noise affects precision ADC measurements

00:22:34

Understanding power supply noise in ADC systems

00:12:23

Power supply noise mitigation techniques

00:13:16

Calculating the total noise for ADC systems

00:10:11

Hands-on experiment: ADC noise

00:16:35

Understanding power supply noise in ADC systems

00:12:23

Error sources (3)

Statistics behind error analysis of ADC system

00:07:01

Understanding and calibrating the offset and gain for ADC systems

00:13:21

Using SPICE Monte Carlo tool for statistical error analysis

00:07:08

Digital communications basics (6)

SPI communication basics (modes)

00:16:09

SPI communications timing

00:11:32

I2C introduction: The protocol

00:15:46

Introduction to I2C: Example

00:14:50

Introduction to I2C: Reserved addresses

00:13:55

Introduction to I2C: Advanced topics

00:25:42

SAR ADC input driver design (7)

Introduction to SAR ADC front-end component selection

00:17:36

Selecting and verifying the driver amplifier

00:09:01

Building the SAR ADC model

00:12:17

Refine the Rfilt and Cfilt values on ADC drive

00:13:42

Hands-on experiment: Amplifier settling and charge bucket filter design

00:22:03

Math behind the R-C component selection

00:06:09

Driving SAR ADC without amplifiers

00:15:21

Driving the reference input on a SAR ADC (6)

Voltage reference overview for ADC

00:12:12

Overview of reference drive topologies

00:14:26

SAR reference input: The CDAC

00:09:58

Understanding the SAR reference input model

00:13:23

Developing the SAR reference input model

00:18:54

Hands-on experiment: Reference drive

00:20:40

Protecting ADCs from electrical overstress (EOS) (12)

EOS and ESD on ADC

00:16:00

External EOS protection devices

00:10:32

Import diode's PSpice model into TINA

00:03:55

Protecting low voltage ADC from high voltage amp

00:23:28

Protecting low voltage ADC: Improved solution

00:07:15

Protecting ADC with TVS diode

00:19:21

Protecting ADC with TVS diode: Improved solution

00:14:43

Protecting Delta-Sigma ADC: RTD Overview

00:12:25

Protecting Delta-Sigma ADC: Input Protection Circuit Operation

00:11:36

Protecting Delta-Sigma Component Selection

00:11:22

Protecting Delta-Sigma with TVS: Performance Impact

00:14:06

Protecting Delta-Sigma ADC: Special Input Range

00:08:10

PCB design for good EMC (8)

Introduction - PCB design for good EMC

00:17:37

PCB trace as a wave guide

00:15:50

PCB stackup impact on performance

00:09:02

PCB trace impedance matching

00:11:48

Crosstalk on PCB layouts

00:16:26

Data integrity issues

00:17:47

Decoupling capacitors

00:17:50

Electromagnetic compatibility testing methods and standards

00:22:16

Measuring RTDs with precision ADCs (11)

Introduction To RTDs

00:13:07

RTD Measurement Circuits

00:25:00

Challenges with 3-wire RTD systems

00:32:34

Measuring multiple RTDs with a multiplexed ADC & intro to conversion latency

00:24:07

Designing software versus hardware configurable multi-RTD measurement systems

00:16:53

Initial error sources in RTD measurement systems

00:13:49

Temperature drift & other error sources in RTD measurement systems

00:21:26

Estimating total error in RTD measurement systems

00:19:43

Calibrating an RTD measurement system

00:20:45

Over temperature calibration in RTD measurement systems

00:15:07

Selecting component values for RTD measurement systems

00:18:30

Low-power SAR ADC system design (2)

SAR ADC power scaling

00:18:53

Hands-on experiment: System power scaling

00:13:54

High-speed ADC fundamentals (7)

Comparing high-speed analog-to-digital (ADC) and digital-to-analog (DAC) converter architectures

00:18:40

Jitter's impact on signal-to-noise ratio (SNR) for high-speed analog-to-digital converters (ADCs)

00:08:00

Understanding signal to noise ratio and noise spectral density in high speed data converters

00:14:32

Bandwidth vs. Frequency - Subsampling Concepts

00:09:16

Sampling vs. data rate, decimation (DDC) and interpolation (DUC) in high-speed data converters

00:18:40

Understanding sampling, Nyquist zones, harmonics and spurious performance in high-speed ADCs

00:04:24

High-speed data converter signal processing: Real and complex modulation

00:15:44

SAR and delta-sigma: Basic operation

This video covers an introduction of the basic operation of the SAR and Delta Sigma topologies.

00:24:22|02 Feb 2021

This video covers an introduction of the basic operation of the SAR and Delta Sigma topologies.   Future videos will expand on this information.  The last video in this series will help provide guidance in choosing between the two topologies.