Data Converter Learning Center

Data Converter Learning Center ADC Clocks & timing ADC input signal conditioning adc ADC data input ADC Voltage references ADC Power management ADC Design tools Test & evaluation tequniques DAC Clocks & timing DAC data input output DAC DAC Output signal conditioning DAC power management DAC voltage references DAC design tools DAC test and evaluation techniques

ADC Input signal conditioning

Noise analysis and filtering

Title Type
Thermal noise analysis in ECG applications (PDF, 114KB)
Between the amplifier and ADC: Managing filter loss in communications systems (PDF, 338KB)
RLC filter design for ADC interface applications (PDF, 280KB)
Band-pass filter design techniques for high-speed ADCs (PDF, 221KB)
How to use thermal noise to your advantage Blog
On Board with Bonnie: ADC noise from the inside out Blog
Anti-Aliasing Calculation Tool for A to D Converters Tool

Driving ADCs: General

Title Type
Amplifiers and bits: An introduction to selecting amplifiers for data converters
(PDF, 472KB)
High-voltage signal conditioning for low-voltage ADCs (PDF, 131KB)
First rule of thumb when driving ADC inputs Blog
Measuring single-ended 0V-5V signals with differential delta sigma ADCs (PDF, 48KB)
Op amp to ADC circuit topology calculator Tool

Driving ADCs: SAR

Title Type
Determining minimum acquisition times for SAR ADCs, part 1 (PDF, 227KB)
Determining minimum acquisition times for SAR ADCs, part 2 (PDF, 215KB)
Design challenges and improvement techniques for SAR driver circuit (PDF, 3366KB)
Do I always need an amplifier to drive my SAR ADC? Blog
Input considerations for SAR ADCs Blog
Performance comparison between SAR ADC input types – Part 1 Blog
Performance comparison between SAR ADC input types – Part 2 Blog

How to get data sheet values from your SAR ADC

Video

How to select an op amp to drive your SAR ADC

Video

Driving ADCs: High speed

Title Type
Fully differential amplifiers applications: Line termination, driving high-speed ADCs, and differential transmission lines (PDF, 255KB)
Accurately measuring ADC driving circuit settling time (PDF, 197KB)
Using single-supply fully diff. amps with neg. input voltages to drive ADCs
(PDF, 105KB)
ADC input protection (PDF, 193KB)
 

ADC basics & applications

ADC basics: General

Title Type
ADC parameters unit conversion (PDF, 761KB)
Coding schemes used with data converters (PDF, 71KB)
Principles of data acquisition and conversion (PDF, 50KB)
Selecting an ADC (PDF, 82KB)
Choosing the Best ADC Architecture for Your Application: Part 1 - Introduction & Overview Video

ADC basics: Precision

Title Type
Accurate data acquisition? It's all relative Blog
How to use thermal noise to your advantage Blog
Selecting an ADC (PDF, 82KB)
The offset DAC (PDF, 45KB)
Is accuracy different from resolution? Blog
Total unadjusted error explained Blog
Effect of temperature drift on the ADC signal chain Blog

ADC basics: Delta sigma

Title Type
Conversion latency in delta-sigma converters (PDF, 220KB)
Delta Sigma ADC basics: Understanding the delta-sigma modulator Blog
Delta-sigma ADC basics: How the digital filter works Blog
Delta-sigma ADC basics: Walking around the delta-sigma blocks Blog
How delta-sigma ADCs work, Part 1 (PDF, 149KB)
How delta-sigma ADCs work, Part 2 (PDF, 136KB)
Nuts and bolts of the delta-sigma converter Video
Operating multiple oversampling data converters (PDF, 192KB)
System trade-offs when using delta-sigma modulators and digital filters Blog
Choosing the Best ADC Architecture for Your Application: Part 1 - Introduction & Overview Video
Choosing the Best ADC Architecture for Your Application: Part 3 - The Delta-Sigma Modulator Video
Choosing the Best ADC Architecture for Your Application: Part 4 - The Delta-Sigma Filter Video
SAR ADCs vs. Delta-Sigma ADCs: Different architectures for different application needs Video
Redefining High Resolution and Low Noise in Delta-Sigma ADC Applications Video
SAR and Delta-Sigma ADC Fundamentals Video

ADC basics: High speed

Title Type
Calculating noise figure and third-order intercept in ADCs (PDF, 206KB)
High-speed ADC basics (PDF, 1217MB)
Input impedance measurement using ADC FFT data (PDF, 1143MB)
Understanding and comparing datasheets for high-speed ADCs (PDF, 156KB)
Why use oversampling when undersampling can do the job? (PDF, 720KB)
Understanding Clock Jitter Impact to ADC SNR Video
JESD204B: Transport Layer Video
Why Use a JESD204B Device? Video
Selecting a JESD204B Subclass Video
Synchronizing Multiple JESD204B ADCs Video
Talk like a Pro - Data Flow with Josh Carnes Video
JESD204B Phyiscal Layer with Josh Carnes Video
Extending JESD204B Link on Low Cost Substrates with Jim Brinkhurst Video

ADC basics: SAR

Title Type
Leverage coherent sampling and FFT windows when evaluating SAR ADCs Blog
SAR ADC response times: Interface topology makes a difference (Part 1) Blog
SAR ADC response times: Interface topology makes a difference (Part 2) Blog
SAR ADC response times: Interface topology makes a difference (Part 3) Blog
Precision SAR ADCs for Automotive Video
TI's Precision SAR ADCs in Wearable Devices Video
Choosing the Best ADC Architecture for Your Application: Part 1 - Introduction & Overview Video
Choosing the Best ADC Architecture for Your Application: Part 2 - The Successive Approximation Register (SAR) ADC Video
SAR ADCs vs. Delta-Sigma ADCs: Different architectures for different application needs Video
SAR and Delta-Sigma ADC Fundamentals Video
Precision SAR ADCs for Automotive Video
Sensor Data Acquisition Demo Using Only NanoWatts of Power Video
Getting Started with the ADS8353 ADC Performance Demonstration Kit Video

Applications: Medical

Title Type
Improving common-mode rejection using the right-leg drive amplifier (PDF, 297KB)
Respiration rate measurement using impedance pneumography (PDF, 697KB)
Thermal noise analysis in ECG applications (PDF, 114KB)
Understanding lead-off detection in ECG (PDF, 280KB)

Applications: Sensing

Title Type
Analog linearization of resistance temperature detectors (PDF, 152KB)
Delta-sigma ADC design for bridge sensor applications (PDF, 98KB)
Example applications for temperature measurement using the ADS1247 and ADS1248 (PDF, 129KB)
Low-power signal conditioning for a pressure sensor (PDF, 225KB)
RTD ratiometric measurements and filtering using the ADS1148 and ADS1248 (PDF, 563KB)
Voltage reference scaling techniques increase converter and resolution accuracy (PDF, 47KB)

Applications: Motor control

Title Type
A new generation of Hall sensors including delta-sigma modulators (PDF, 162KB)
Using a SAR ADC for current measurement in motor control applications (PDF, 199KB)

Applications: Industrial

Title Type
Electric power system coherent sampling (PDF, 654KB)
How to design an inexpensive HART transmitter (PDF, 137KB)
Isolated sensing systems with low power consumption (PDF, 132KB)
Replacing input main sensing transformer in inverters with isolated amplifier (PDF, 827KB)
Using delta-sigma modulators for isolated high-voltage measurements Blog
 

DAC

Precision

Title Type

How to select a precision DAC

Video

What is a multiplying DAC (MDAC)?

Video
Coding schemes used with data converters (PDF, 71KB)
DAC Essentials: The pursuit of perfection Blog
DAC Essentials: Static specifications & linearity Blog
DAC Essentials: String theory Blog
DAC Essentials: The resistor ladder Blog
DAC Essentials: What's with all this glitch-ing? Blog
DAC Essentials: Glitch-be-gone Blog
DAC Essentials: Understanding your DAC's speed limit Blog
DAC Essentials: How accurate is your DAC? Blog
Input Isolation for 3-wire Analog Outputs Blog
What happens behind the scenes of RF base-stations? (Part 1) Blog
What happens behind the scenes of RF base stations? (Part 2) Blog
What happens behind the scenes of RF base stations? (Part 3) Blog
Lessons for Precision DACs: True endpoints Video
Lessons for Precision DACs: Code-to-code glitch Video
Lessons for Precision DACs: MDAC overshoot Video
Lessons for Precision DACs: Power sequencing Video
Lessons for Precision DACs: Power-on glitch Video
Lessons for Precision DACs: Settling time vs. update rate Video
Lessons for Precision DACs: Three common sources for errors Video
Lessons for Precision DACs: Calibration Video
Lessons for Precision DACs: Digital feedthrough Video
Precision DACs: DC Specifications Video
Precision DACs: AC Specifications Video
Introduction to Precision DACs Video
Precision DAC Architecture Overview Video
What is a String DAC? Video
What is an R-2R DAC? Video
What is a Multiplying DAC (MDAC)? Video
How to Select a Precision DAC Video
How to Interface to a Precision DAC: SPI Video
How to Interface to a Precision DAC: I2C Video
Understanding 2-wire Analog Outputs with Precision DACs Video
Understanding 3-wire Analog Outputs with Precision DACs Video
Power Amplifier Biasing with Precision DACs and ADCs Video

High speed

Title Type
High-speed DAC basics (PDF, 761KB)
JESD204B: Transport Layer Video
Why Use a JESD204B Device? Video
Selecting a JESD204B Subclass Video
Synchronizing Multiple JESD204B ADCs Video
Talk like a Pro - Data Flow with Josh Carnes Video
JESD204B Physical Layer with Josh Carnes Video
Extending JESD204B Link on Low Cost Substrates with Jim Brinkhurst Video

Applications

Title Type
Topology and Noise Using Multiplying DACs (PDF, 347KB)
Industrial DACs: How to design 2-wire transmitters Blog
 

DAC Voltage references

 

DAC Test & evaluation techniques