TI Precision Labs  ADCs
TI Precision Labs is the electronics industry’s most comprehensive online classroom for analog engineers. The ondemand courses and tutorials include introductory ideas about device architecture in addition to advanced, applicationspecific problemsolving, using both theory and practical knowledge. Use these handson courses to predict circuit performance and move seamlessly from abstract concepts to specific formulae in an easytofollow format. Industry experts present each topic in order to help reduce design time and move quickly from proofofconcept to productization.
The ADC (analogtodigital 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.
For a list of additional training topics, see the TI Precision Labs  Overview page.
Table of contents
 1. Introduction to AnalogtoDigital Converters (ADCs)
 2. AnalogtoDigital Converter (ADC) Drive Topologies
 3. Error and Noise
 4. AC Specifications
 5. SAR ADC Input Driver Design
 6. Driving the Reference Input on a SAR ADC
 7. Lowpower SAR ADC System Design
 8. HighSpeed AnalogtoDigitial Converter (ADC) Fundamentals
Additional information
1. Introduction to AnalogtoDigital Converters (ADCs)
These videos describe the key specifications listed in an analogtodigital converter data sheet.
#  Title  Duration  

1.1 
TI Precision Labs  ADCs: DC Specifications: Input Capacitance, Leakage Current, Input Impedance, Reference Voltage Range, INL, and DNL
This video highlights the key DC specifications of analogtodigital converters (ADCs).

14:09  This video highlights the key DC specifications of analogtodigital converters (ADCs).  
1.2 
TI Precision Labs  ADCs: AC & DC Specifications: Offset Error, Gain Error, CMRR, PSRR, SNR, and THD
This video is part of the TI Precision Labs – ADCs curriculum. It describes offset error, gain error, CMRR, PSRR, SNR, and THD.

11:01  This video is part of the TI Precision Labs – ADCs curriculum. It describes offset error, gain error, CMRR, PSRR, SNR, and THD. 
2. AnalogtoDigital Converter (ADC) Drive Topologies
These videos describe the different types frontend topologies that can be used to drive the input signal of an ADC.
#  Title  Duration  

2.1 
TI Precision Labs  ADCs: SAR ADC Input Types
This video is part of the TI Precision Labs – ADCs curriculum. It highlights the different input types for ADCs.

11:46  This video is part of the TI Precision Labs – ADCs curriculum. It highlights the different input types for ADCs.  
2.2 
Determining a SAR ADC’s Linear Range when using Operational Amplifiers
This video is part of the TI Precision Labs – ADCs curriculum. It shows how to design the frontend opamp drive circuit for linear operation.

17:19  This video is part of the TI Precision Labs – ADCs curriculum. It shows how to design the frontend opamp drive circuit for linear operation.  
2.3 
Handson Experiment  Crossover Distortion
This handson experiment is part of the TI Precision Labs – ADCs curriculum. It shows how the frontend driver impacts SAR ADC performance.

11:37  This handson experiment is part of the TI Precision Labs – ADCs curriculum. It shows how the frontend driver impacts SAR ADC performance.  
2.4 
Determining a SAR ADC’s Linear Range when using Instrumentation Amplifiers
This video is part of the TI Precision Labs – ADCs curriculum. It shows how to design a frontend instrumentation amplifier drive circuit for linear o...

09:17  This video is part of the TI Precision Labs – ADCs curriculum. It shows how to design a frontend instrumentation amplifier drive circuit for linear o...  
2.5 
Driving a SAR ADC with a Fully Differential Amplifier
This video is part of the TI Precision Labs – ADCs curriculum. It explains how to design ADC drive circuits using fully differential amplifiers, or F...

13:38  This video is part of the TI Precision Labs – ADCs curriculum. It explains how to design ADC drive circuits using fully differential amplifiers, or F... 
3. Error and Noise
These videos describe how to calculate error and noise of analogtodigital converters (ADCs).
#  Title  Duration  

3.1 
Statistics Behind Error Analysis
This video is part of the TI Precision Labs – ADCs curriculum. It covers the statistical implication of the typical and maximum data sheet specification...

07:02  This video is part of the TI Precision Labs – ADCs curriculum. It covers the statistical implication of the typical and maximum data sheet specification...  
3.2 
Understanding and Calibrating the Offset and Gain for ADC Systems
This video is part of the TI Precision Labs – ADCs curriculum. It discusses how gain and offset errors can be calculated and eliminated through calibr...

13:22  This video is part of the TI Precision Labs – ADCs curriculum. It discusses how gain and offset errors can be calculated and eliminated through calibr...  
3.3 
Using SPICE Monte Carlo Tool for Statistical Error Analysis
This video is part of the TI Precision Labs – ADCs curriculum. It shows how the TINASPICE Monte Carlo analysis can be used for statistical error anal...

07:09  This video is part of the TI Precision Labs – ADCs curriculum. It shows how the TINASPICE Monte Carlo analysis can be used for statistical error anal...  
3.4 
Calculating the Total Noise for ADC Systems
This video is part of the TI Precision Labs – ADCs curriculum. It walks through how to predict the overall system noise for an ADC, amplifier, and ref...

10:11  This video is part of the TI Precision Labs – ADCs curriculum. It walks through how to predict the overall system noise for an ADC, amplifier, and ref...  
3.5 
Handson Experiment  ADC Noise
This handson experiment is part of the TI Precision Labs – ADCs curriculum. It shows how the frontend driver is impacted by resistor thermal noise.

16:35  This handson experiment is part of the TI Precision Labs – ADCs curriculum. It shows how the frontend driver is impacted by resistor thermal noise. 
4. AC Specifications
These videos describe how to analyze analogtodigital converter (ADC) performance specifications that are measured using ac input signals, such as SNR, THD, SINAD, and SFDR.
#  Title  Duration  

4.1 
Introduction to Frequency Domain
This video is part of the TI Precision Labs – ADCs curriculum. It introduces the concept of the frequency domain.

11:18  This video is part of the TI Precision Labs – ADCs curriculum. It introduces the concept of the frequency domain.  
4.2 
Fast Fourier Transforms (FFTs) and Windowing
This video is part of the TI Precision Labs – ADCs curriculum. It introduces the FFT as well as the concept of windowing to minimize error sources.

10:55  This video is part of the TI Precision Labs – ADCs curriculum. It introduces the FFT as well as the concept of windowing to minimize error sources.  
4.3 
Coherent Sampling and Filtering to Improve SNR and THD
This video is part of the TI Precision Labs – ADCs curriculum. It introduces the concept of coherent sampling and filtering for accurate characterizat...

06:59  This video is part of the TI Precision Labs – ADCs curriculum. It introduces the concept of coherent sampling and filtering for accurate characterizat...  
4.4 
Aliasing and Antialiasing Filters
This video is part of the TI Precision Labs – ADCs curriculum. It introduces the concept of frequency domain aliasing and why antialiasing filters are...

08:12  This video is part of the TI Precision Labs – ADCs curriculum. It introduces the concept of frequency domain aliasing and why antialiasing filters are...  
4.5 
Handson Experiment  Aliasing and AntiAliasing Filters
This handson experiment is part of the TI Precision Labs – ADCs curriculum. It demonstrates aliasing and the effect of antialiasing filters.

24:55  This handson experiment is part of the TI Precision Labs – ADCs curriculum. It demonstrates aliasing and the effect of antialiasing filters. 
5. SAR ADC Input Driver Design
These videos describe how to design the input driver circuitry for a successive approximation register analogtodigital converter (SAR ADC).
#  Title  Duration  

5.1 
Introduction to SAR ADC FrontEnd Component Selection
This video is part of the TI Precision Labs – ADCs curriculum. It describes how to select the best external components to achieve optimal ADC performa...

17:37  This video is part of the TI Precision Labs – ADCs curriculum. It describes how to select the best external components to achieve optimal ADC performa...  
5.2 
Selecting and Verifying the Driver Amplifier
This video is part of the TI Precision Labs – ADCs curriculum. It walks through the process of selecting the driver amplifier and verifying its SPICE...

09:02  This video is part of the TI Precision Labs – ADCs curriculum. It walks through the process of selecting the driver amplifier and verifying its SPICE...  
5.3 
Building the SAR ADC Model
This video is part of the TI Precision Labs – ADCs curriculum. It walks through the process of creating a TINA Spice Model for a SAR ADC.

12:17  This video is part of the TI Precision Labs – ADCs curriculum. It walks through the process of creating a TINA Spice Model for a SAR ADC.  
5.4 
Refine the Rfilt and Cfilt Values
This video is part of the TI Precision Labs – ADCs curriculum. It walks through the process for optimizing the selection of the external R and C value...

13:43  This video is part of the TI Precision Labs – ADCs curriculum. It walks through the process for optimizing the selection of the external R and C value...  
5.5 
Final SAR ADC Drive Simulations
This video is part of the TI Precision Labs – ADCs curriculum. It shows the simulation results using the external R and C components from the previous...

06:36  This video is part of the TI Precision Labs – ADCs curriculum. It shows the simulation results using the external R and C components from the previous...  
5.6 
TI Precision Labs  ADCs: Handson Experiment  Amplifier Settling and Charge Bucket Filter Design
This handson experiment shows how to simulate ADC settling time and then measure the impact different amplifiers and charge buckets have on THD and S...

22:03  This handson experiment shows how to simulate ADC settling time and then measure the impact different amplifiers and charge buckets have on THD and S...  
5.7 
Math Behind the RC Component Selection
This video is part of the TI Precision Labs – ADCs curriculum. It walks through the mathematical algorithm used in the ADC SAR Drive Calculator.

06:10  This video is part of the TI Precision Labs – ADCs curriculum. It walks through the mathematical algorithm used in the ADC SAR Drive Calculator. 
6. Driving the Reference Input on a SAR ADC
The goal of this section is to cover reference specifications, gain a deeper understanding of the SAR voltage reference behavior, and develop methods for driving the reference input that minimize error.
#  Title  Duration  

6.1 
TI Precision Labs  ADCs: Voltage Reference Overview
This section covers reference specifications, to gain a deeper understanding of how the voltage reference impacts the performance of the ADC system.

12:13  This section covers reference specifications, to gain a deeper understanding of how the voltage reference impacts the performance of the ADC system.  
6.2 
TI Precision Labs  ADCs: Overview of Reference Drive Topologies
Introducing the reference buffer and other reference drive topologies, and how they impact ADC performance.

14:27  Introducing the reference buffer and other reference drive topologies, and how they impact ADC performance.  
6.3 
SAR Reference Input  the CDAC
The section on the CDAC provides insight into the origin of transient current pulses on the reference input of the SAR ADC.

09:58  The section on the CDAC provides insight into the origin of transient current pulses on the reference input of the SAR ADC.  
6.4 
TI Precision Labs  Reference drive Handson Experiment
This handson Experiment looks at the impact of reference bandwidth on ADC AC and DC performance.

20:41  This handson Experiment looks at the impact of reference bandwidth on ADC AC and DC performance. 
7. Lowpower SAR ADC System Design
These videos describe how to design a lowpower data acquisition system using a successive approximation register analogtodigital converter (SAR ADC).
#  Title  Duration  

7.1 
SAR ADC Power Scaling
This video is part of the TI Precision Labs – ADCs curriculum. It highlights the considerations for lowpower system design.

18:54  This video is part of the TI Precision Labs – ADCs curriculum. It highlights the considerations for lowpower system design.  
7.2 
TI Precision Labs  ADCs: Handson Experiment  System Power Scaling
This handson experiment is part of the TI Precision Labs – ADCs curriculum. It shows the impact that ADC sampling rate has on the system power consum...

13:54  This handson experiment is part of the TI Precision Labs – ADCs curriculum. It shows the impact that ADC sampling rate has on the system power consum... 
8. HighSpeed AnalogtoDigitial Converter (ADC) Fundamentals
#  Title  Duration  

8.1 
Understanding and Comparisons of HighSpeed AnalogtoDigital (ADC) and DigitaltoAnalog (DAC) Converter Architectures
Overview of highspeed data converter architectures: pipeline, interleaved, Successive Approximation Register (SAR), DAC current source and current si...

18:40  Overview of highspeed data converter architectures: pipeline, interleaved, Successive Approximation Register (SAR), DAC current source and current si...  
8.2 
The Impact of Jitter on Signal to Noise Ratio (SNR) for HighSpeed AnalogtoDigital Converters (ADCs)
Considerations of Clock jitter, the impact on SNR, how to calculate it and minimize noise degradation for HighSpeed AnalogtoDigital Converters.

08:00  Considerations of Clock jitter, the impact on SNR, how to calculate it and minimize noise degradation for HighSpeed AnalogtoDigital Converters.  
8.3 
Understanding Signal to Noise Ratio (SNR) and Noise Spectral Density (NSD) in High Speed Data Converters
Concepts of Signal to Noise Ratio and Noise Spectral Density; an example on how NSD is used to estimate the DAC output as it pertains to noise floor.

14:32  Concepts of Signal to Noise Ratio and Noise Spectral Density; an example on how NSD is used to estimate the DAC output as it pertains to noise floor.  
8.4 
Bandwidth vs. Frequency  Subsampling Concepts
Learn more about subsampling concepts pertaining to bandwidth vs. frequency, including: Nyquist frequency, aliasing, undersampling, and input bandwid...

09:17  Learn more about subsampling concepts pertaining to bandwidth vs. frequency, including: Nyquist frequency, aliasing, undersampling, and input bandwid...  
8.5 
Sampling Rate vs Data Rate, Decimation (DDC) and Interpolation (DUC) Concepts in High Speed Data Converters
Explore the differences between sample rate and data rate and use decimation or interpolation to decrease or increase the data rate.

18:41  Explore the differences between sample rate and data rate and use decimation or interpolation to decrease or increase the data rate.  
8.6 
Frequency and Sample Rate Planning: Understanding Sampling, Nyquist zones, Harmonics and Spurious Performance in HighSpeed ADCs
The concepts and benefits of frequency planning for high speed ADC systems are covered, including sampling rate vs. Nyquist, harmonics and spurs.

04:25  The concepts and benefits of frequency planning for high speed ADC systems are covered, including sampling rate vs. Nyquist, harmonics and spurs.  
8.7 
High Speed Data Converter Signal Processing: Real and Complex Modulation
This video covers phase and amplitude modulation, introduces the concepts of real and complex modulation and provides an example modulation use case.

15:45  This video covers phase and amplitude modulation, introduces the concepts of real and complex modulation and provides an example modulation use case. 