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New users to E2E

If you are new to the support forum, please take some time to read the E2E community guidelines and tasks specifically related to E2E and resource guides listed below:

• Search for question you have at the top of the forum with these TI E2E search tips 
• Searching Google with site:e2e.ti.com <your question> works well too
• Post a new question
• [FAQ] How do I attach a file, image, or link to my post?

Introductory Reference Material

These resources are great for newer engineers or those inexperienced with ADCs who want to get into the technical details and explore what TI has to offer.

• [Video Series] TI Precision Labs – ADCs
• [Landing Page] TI Data converters overview
• [FAQ] Texas Instruments General Purpose ADC Overview
• [Search Tool] TI Reference Design Search
• [Video Series] TI Precision Labs - Op amps
• [e-Book] Analog Engineer’s pocket reference
• [GUI] Analog Engineer’s Calculator

Frequently Asked Questions and Resources

E2E has plenty of frequently asked question threads to explore. These are usually created by the content curators and technical experts who aim to answer the question concisely in a forum post, blog, application note, and more!

General

• [App note] I2C Bus Pullup Resistor Calculation
• [Video] TI Precision Labs - SPI Communication Basics (modes)
• [FAQ] Does TI have any information on protection circuits for electrical overstress (EOS) for ADCs?
• [Blog] Help! I can’t talk to my data converter! What’s wrong?
• [Blog] Help! My data converter’s giving bad data! What’s wrong?
• [Blog] It’s in the math: how to convert an ADC code to a voltage (part 1)
• [FAQ] Can my ADC measure negative voltages?
• [FAQ] The relationship between SNR and ADC clock jitter
• [FAQ] PCB Layout Guidelines and Grounding Recommendations for High-Resolution ADCs

 Application Specific

• [Selection Guide] TI Space Products
• [App Brief] Temperature Monitoring in HEV and EV Traction Inverter Systems
• [App Note] Introduction to HVDC Architecture and Solutions for Control and Protection
• [FAQ] Common Questions for TI's ADS129x Family of Bio-Potential ADCs
• [TI Design] Reference Design to Measure AC Voltage & Current in Protection Relays w/Delta-Sigma Chip Diagnostics
• [FAQ] ADS1235: TI Weigh Scale ADC Comparisons
• [e-book] Analog Engineer's Circuit Cookbook: Data Converters
• [e-book] Analog Engineer's Circuit Cookbook: Amplifiers
• [Circuit Cookbook] Antialiasing filter circuit design for single-ended ADC input using fixed cutoff frequency
• [Circuit cookbook] Single-ended to differential using a two op-amp circuit

Sensor Specific

• [App Note] A Basic Guide to RTD Measurements
• [App Note] A Basic Guide to Thermocouple Measurements
• [App Note] A Basic Guide to Bridge Measurements
• [App note] RTD Ratiometric Measurements and Filtering Using the ADS1148 and ADS1248 Family of Devices
• [TI Design] Interface to Sin/Cos Encoders With High-Resolution Position Interpolation
• [Circuit cookbook] Three-Wire PT100 RTD Measurement Circuit With Low Side Reference and One IDAC Current Source
• [Circuit cookbook] Monitoring NTC thermistor circuit with single-ended ADC
• [Circuit cookbook] K-type thermocouple measurement circuit with precision ADC

Isolation:

• [Video] TI Precision Labs - Isolation
• [Video] How High-Voltage Isolation Technology Works – Capacitive Structure
• [Calculator] AMC Voltage Sensing Calculator
• [White Paper] Comparing Isolated Amplifiers and Isolated Modulators
• [Blog] Using delta-sigma modulators for isolated high-voltage measurements
• [White Paper] Fully integrated signal and power isolation – applications and benefits
• [App Brief] AccurComparing shunt- and hall-based isolated current-sensing solutions in HEV/EV
• [App Brief] Accuracy Comparison of Isolated Shunt and Closed-Loop Current Sensing
• [App note] ±12-V Voltage Sensing Circuit With an Isolated Amplifier and Pseudo-Differential Input SAR
• [App Note] ±12-V voltage sensing circuit with an isolated amplifier and differential input SAR ADC
• [TI Design] 16-Bit 1-MSPS Data Acquisition Reference Design, Isolated for High-Voltage Common-Mode Rejection
• [App note] Best in Class Radiated Emissions EMI Performance with the AMC1300B-Q1 Isolated Amplifier
• [App note] Best Practices to Attenuate AMC3301 Family Radiated Emissions EMI

Metrology:

• [Software Library] ADC energy metrology library software
• [Blog Series] Ditching the current transformer:
  • Part 1: Advantages of using shunt current sensors
  • Part 2: Overcoming the disadvantages of using shunt current sensors
  • Part 3: How to use shunt sensors in poly-phase metrology systems
• [Blog Series] Designing a magnetically immune polyphase smart meter:
  • Part 1: Isolated shunt sensing building blocks
  • Part 2: an overview of isolated shunt sensing architectures
  • Part 3: Comparing isolated shunt sensing architectures
• [TI Design] Single phase shunt, One-phase shunt electricity meter reference design using standalone ADCs
• [TI Design] High accuracy dual-phase CT electricity meter reference design using standalone ADCs
• [App Note] Compact Multichannel Current Sensing with Hall-effect current sensors
• [App Note] Implementation of One- or Two-Phase Electronic Watt‑Hour Meter Using MSP430i20xx
• [Circuit Cookbook] Two-Phase Rogowski Coil Based Electricity Meter Analog Front-End Circuit
• [TI Design] Three Phase Rogowski Coil Based E-Meter Solution
• [TI Design] Isolated, Shunt-Based Current Sensing Reference Design
   

Voltage Reference Specific:

• [GUI] ADC to series voltage reference selection tool
• [e-book] Tips and Tricks for Designing with Voltage References
• [White paper] Voltage-reference impact on total harmonic distortion
• [FAQ] ADC Noise: How can you reduce the amount of reference noise passing into your system?
• [FAQ] ADC Noise: How do you calculate the amount of reference noise passing into your system?

Delta Sigma Specific

• [Blog] Delta-sigma ADC basics: Understanding the delta-sigma modulator
• [Analog Journal] How delta-sigma ADCs work, Part 1
• [Analog Journal] How delta-sigma ADCs work, Part 2
• [Blog] Delta-sigma ADC digital filter types
• [Blog] Delta-sigma ADC digital filter types: sinc filters
• [App Note] Digital Filter Types in Delta-Sigma ADCs
• [Blog] The delta-sigma advantage to anti-aliasing filters
• [FAQ] Delta-sigma ADC anti-aliasing filter component selection
• [FAQ] How does the digital filter frequency response of a Delta-Sigma ADC scale with clock frequency?
• [FAQ] How do I reject undesired frequency content by adjusting the clock frequency or oversampling ratio of a Delta-Sigma ADC?

Noise

• [e-book] Fundamentals of Precision ADC Noise Analysis
• [FAQ] ADC Noise: What types of noise can you expect to find in ADCs?
• [FAQ] ADC Noise: How is ADC noise measured and specified?
• [FAQ] ADC Noise: What is the best noise parameter to use for system noise analysis?
• [FAQ] ADC Noise: How do you calculate the noise bandwidth of your system?
• [FAQ] ADC Noise: What is ENBW and why is it important?
• [FAQ] ADC Noise: How do you calculate the amount of reference noise passing into your system?
• [FAQ] ADC Noise: How can you reduce the amount of reference noise passing into your system?
• [FAQ] ADC Noise: Can clocks affect your ADC’s noise performance?
• [FAQ] ADC Noise: Is there such a thing as too much gain?
• [FAQ] ADC Noise: If you add an external amplifier to the input of an ADC, how does this affect system noise performance?

Device Specific

ADC128S102x-SP:

• [FAQ] ADC128S102QML-SP: Power down sequence?
• [FAQ] ADC128S102-SEP: Power on / off (up / down) sequencing requirements

ADS7x:

• [FAQ] ADS7038: What is the -3dB analog input bandwidth for the ADS7038?
• [FAQ] ADS7128: What is the -3dB analog input bandwidth for the ADS7128?
• [FAQ] ADS7138: ADS7xx8 and ADS7xx8-Q1 product family input bias / leakage currents
• [FAQ] ADS7828: ESD rating of ADS7828E/250G4
• [FAQ] ADS7953: I cannot communicate with the ADS795x, how do I program the device?
• [FAQ] ADS7883: How to get out of power down mode?
• [FAQ] ADS7883: Is there a minimum sampling rate or maximum idle time?
• [FAQ] ADS7953: Using GPIO2 and Mode Control Register to select the input range

ADS8x8x:

• [FAQ] ADS8681: Solution for detecting input floating on SAR ADCs - ADS8681/ADS8688/ADS8686/ADS8588S

ADS1x58:

• [FAQ] ADS1258 / ADS1158: What is the output data format and LSB size?
• [FAQ] ADS1258: ADS1258 and ADS1258-EP Thermal Information

ADS1209:

• [FAQ] ADS1209: AK9223 Cross Reference

ADS124S08:

• [FAQ] ADS124S08: When should I enable/disable the external reference buffers?
• [FAQ] ADS124S08: How do I measure temperature using a thermocouple (TC)?
• [FAQ] ADS124S08: How do I measure temperature using an RTD?

ADS128x:

• [FAQ] ADS1282: Data formatting & LSB Size
• [FAQ] DAC1282 Performance without ADC1282

PGA9x0: 

• [FAQ] PGA970: How can I access the full datasheet for the PGA900 or the PGA970?
• [FAQ] What is the E2E support model for the PGA900 and PGA970?
• [FAQ] Programming OTP through Debugger

Example Code and GUI Related

• [FAQ] ADS1258: ADS1258 Example C Code
• [FAQ] ADS125H02: ADS125H02 Example C Code
• [FAQ] ADS7066: Example C Code
• [FAQ] ADS131A02: ADS131A02 Example Code
• [FAQ] ADS131A04: ADS131A04 Example Code
• [FAQ] ADS131B04-Q1: ADS131B04-Q1 Example Code
• [FAQ] ADS131E08: Example Code
• [FAQ] ADS131M04: ADS131M04 Example Code
• [Software] ADS1118 Example code
• [FAQ] ADS124S08: Is example code available to convert sensor output such as a thermistor, thermocouple or RTD to temperature?
• [FAQ] Example C Code project for the ADS1282
• [FAQ] "WARNING: You are connecting to an unrecognized EVM" Error Message with PAMB board
• [FAQ] How do I resolve PAMB EVM connectivity and/or driver installation issues
• [FAQ] PLABS-SAR-EVM-PDK: Schematic for PHI EVM controller
• [FAQ] Delta-Sigma EvaluaTIon Software: No Register Maps are shown in Device Region
• [FAQ] What documentation is available for the MMB0?