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.
SAR and delta-sigma: Basic operation
Presenter(s)
Resources
Topics
Understanding the difference between SAR and delta-sigma ADCs (4)
ADC drive topologies (5)
SAR ADC input types
00:11:46Determining a SAR ADC’s linear range when using operational amplifiers
00:17:18Hands-on experiment: Crossover distortion on ADC drive
00:11:36Determining a SAR ADC’s linear range when using instrumentation amplifiers
00:09:17Driving a SAR ADC with a fully differential amplifier
00:13:37AC and DC specifications (7)
Introduction to frequency domain
00:11:17Fast Fourier transforms (FFTs) and windowing
00:10:45Coherent sampling and filtering to improve SNR and THD
00:06:58Aliasing and anti-aliasing filters
00:13:19Hands-on experiment: Aliasing and anti-aliasing filters
00:24:54ADC DC specifications: INL, DNL, Cin, leakage, Vref
00:14:22AC & DC specifications: Offset error, gain error, CMRR, PSRR, SNR and THD
00:11:00ADC noise (16)
Introduction to noise in ADC systems
00:13:01Types of noise in ADCs
00:15:44ADC noise measurement, methods and parameters
00:25:34System noise performance for low-speed delta-sigma ADCs
00:25:06Analyzing and calculating noise bandwidth in ADC systems – multi-stage filters
00:24:37Analyzing and calculating noise bandwidth in ADC systems – the digital filter
00:23:48Gain impact on noise, ADC FSR and dynamic range
00:22:28Calculating amplifier + ADC total noise: design examples
00:13:12Introduction to reference noise in ADC systems
00:15:36Reference noise affect on signal chain performance
00:17:55Reducing reference noise ADC systems: ratiometric, internal, external
00:11:32How clocking noise affects precision ADC measurements
00:22:34Understanding power supply noise in ADC systems
00:12:23Power supply noise mitigation techniques
00:13:16Calculating the total noise for ADC systems
00:10:11Hands-on experiment: ADC noise
00:16:35Error sources (3)
Digital communications basics (6)
SAR ADC input driver design (7)
Introduction to SAR ADC front-end component selection
00:17:36Selecting and verifying the driver amplifier
00:09:01Building the SAR ADC model
00:12:17Refine the Rfilt and Cfilt values on ADC drive
00:13:42Hands-on experiment: Amplifier settling and charge bucket filter design
00:22:03Math behind the R-C component selection
00:06:09Driving SAR ADC without amplifiers
00:15:21Driving the reference input on a SAR ADC (6)
Protecting ADCs from electrical overstress (EOS) (12)
EOS and ESD on ADC
00:16:00External EOS protection devices
00:10:32Import diode's PSpice model into TINA
00:03:55Protecting low voltage ADC from high voltage amp
00:23:28Protecting low voltage ADC: Improved solution
00:07:15Protecting ADC with TVS diode
00:19:21Protecting ADC with TVS diode: Improved solution
00:14:43Protecting Delta-Sigma ADC: RTD Overview
00:12:25Protecting Delta-Sigma ADC: Input Protection Circuit Operation
00:11:36Protecting Delta-Sigma Component Selection
00:11:22Protecting Delta-Sigma with TVS: Performance Impact
00:14:06Protecting Delta-Sigma ADC: Special Input Range
00:08:10PCB design for good EMC (8)
Introduction - PCB design for good EMC
00:17:37PCB trace as a wave guide
00:15:50PCB stackup impact on performance
00:09:02PCB trace impedance matching
00:11:48Crosstalk on PCB layouts
00:16:26Data integrity issues
00:17:47Decoupling capacitors
00:17:50Electromagnetic compatibility testing methods and standards
00:22:16Measuring RTDs with precision ADCs (11)
Introduction To RTDs
00:13:07RTD Measurement Circuits
00:25:00Challenges with 3-wire RTD systems
00:32:34Measuring multiple RTDs with a multiplexed ADC & intro to conversion latency
00:24:07Designing software versus hardware configurable multi-RTD measurement systems
00:16:53Initial error sources in RTD measurement systems
00:13:49Temperature drift & other error sources in RTD measurement systems
00:21:26Estimating total error in RTD measurement systems
00:19:43Calibrating an RTD measurement system
00:20:45Over temperature calibration in RTD measurement systems
00:15:07Selecting component values for RTD measurement systems
00:18:30Low-power SAR ADC system design (2)
High-speed ADC fundamentals (7)
Comparing high-speed analog-to-digital (ADC) and digital-to-analog (DAC) converter architectures
00:18:40Jitter's impact on signal-to-noise ratio (SNR) for high-speed analog-to-digital converters (ADCs)
00:08:00Understanding signal to noise ratio and noise spectral density in high speed data converters
00:14:32Bandwidth vs. frequency: Subsampling concepts
00:09:16Sampling vs. data rate, decimation (DDC) and interpolation (DUC) in high-speed data converters
00:18:40Understanding sampling, Nyquist zones, harmonics and spurious performance in high-speed ADCs
00:04:24High-speed data converter signal processing: Real and complex modulation
00:15:44Precision labs series: Analog-to-digital converters (ADCs)
Understanding the difference between SAR and delta-sigma ADCs (4)
ADC drive topologies (5)
SAR ADC input types
00:11:46Determining a SAR ADC’s linear range when using operational amplifiers
00:17:18Hands-on experiment: Crossover distortion on ADC drive
00:11:36Determining a SAR ADC’s linear range when using instrumentation amplifiers
00:09:17Driving a SAR ADC with a fully differential amplifier
00:13:37AC and DC specifications (7)
Introduction to frequency domain
00:11:17Fast Fourier transforms (FFTs) and windowing
00:10:45Coherent sampling and filtering to improve SNR and THD
00:06:58Aliasing and anti-aliasing filters
00:13:19Hands-on experiment: Aliasing and anti-aliasing filters
00:24:54ADC DC specifications: INL, DNL, Cin, leakage, Vref
00:14:22AC & DC specifications: Offset error, gain error, CMRR, PSRR, SNR and THD
00:11:00ADC noise (16)
Introduction to noise in ADC systems
00:13:01Types of noise in ADCs
00:15:44ADC noise measurement, methods and parameters
00:25:34System noise performance for low-speed delta-sigma ADCs
00:25:06Analyzing and calculating noise bandwidth in ADC systems – multi-stage filters
00:24:37Analyzing and calculating noise bandwidth in ADC systems – the digital filter
00:23:48Gain impact on noise, ADC FSR and dynamic range
00:22:28Calculating amplifier + ADC total noise: design examples
00:13:12Introduction to reference noise in ADC systems
00:15:36Reference noise affect on signal chain performance
00:17:55Reducing reference noise ADC systems: ratiometric, internal, external
00:11:32How clocking noise affects precision ADC measurements
00:22:34Understanding power supply noise in ADC systems
00:12:23Power supply noise mitigation techniques
00:13:16Calculating the total noise for ADC systems
00:10:11Hands-on experiment: ADC noise
00:16:35Error sources (3)
Digital communications basics (6)
SAR ADC input driver design (7)
Introduction to SAR ADC front-end component selection
00:17:36Selecting and verifying the driver amplifier
00:09:01Building the SAR ADC model
00:12:17Refine the Rfilt and Cfilt values on ADC drive
00:13:42Hands-on experiment: Amplifier settling and charge bucket filter design
00:22:03Math behind the R-C component selection
00:06:09Driving SAR ADC without amplifiers
00:15:21Driving the reference input on a SAR ADC (6)
Protecting ADCs from electrical overstress (EOS) (12)
EOS and ESD on ADC
00:16:00External EOS protection devices
00:10:32Import diode's PSpice model into TINA
00:03:55Protecting low voltage ADC from high voltage amp
00:23:28Protecting low voltage ADC: Improved solution
00:07:15Protecting ADC with TVS diode
00:19:21Protecting ADC with TVS diode: Improved solution
00:14:43Protecting Delta-Sigma ADC: RTD Overview
00:12:25Protecting Delta-Sigma ADC: Input Protection Circuit Operation
00:11:36Protecting Delta-Sigma Component Selection
00:11:22Protecting Delta-Sigma with TVS: Performance Impact
00:14:06Protecting Delta-Sigma ADC: Special Input Range
00:08:10PCB design for good EMC (8)
Introduction - PCB design for good EMC
00:17:37PCB trace as a wave guide
00:15:50PCB stackup impact on performance
00:09:02PCB trace impedance matching
00:11:48Crosstalk on PCB layouts
00:16:26Data integrity issues
00:17:47Decoupling capacitors
00:17:50Electromagnetic compatibility testing methods and standards
00:22:16Measuring RTDs with precision ADCs (11)
Introduction To RTDs
00:13:07RTD Measurement Circuits
00:25:00Challenges with 3-wire RTD systems
00:32:34Measuring multiple RTDs with a multiplexed ADC & intro to conversion latency
00:24:07Designing software versus hardware configurable multi-RTD measurement systems
00:16:53Initial error sources in RTD measurement systems
00:13:49Temperature drift & other error sources in RTD measurement systems
00:21:26Estimating total error in RTD measurement systems
00:19:43Calibrating an RTD measurement system
00:20:45Over temperature calibration in RTD measurement systems
00:15:07Selecting component values for RTD measurement systems
00:18:30Low-power SAR ADC system design (2)
High-speed ADC fundamentals (7)
Comparing high-speed analog-to-digital (ADC) and digital-to-analog (DAC) converter architectures
00:18:40Jitter's impact on signal-to-noise ratio (SNR) for high-speed analog-to-digital converters (ADCs)
00:08:00Understanding signal to noise ratio and noise spectral density in high speed data converters
00:14:32Bandwidth vs. frequency: Subsampling concepts
00:09:16Sampling vs. data rate, decimation (DDC) and interpolation (DUC) in high-speed data converters
00:18:40Understanding sampling, Nyquist zones, harmonics and spurious performance in high-speed ADCs
00:04:24High-speed data converter signal processing: Real and complex modulation
00:15:44