Precision ADCs

Broad portfolio of SAR and delta-sigma ADCs with easy-to-use design resources

parametric-filterView all products
We provide a wide range of precision analog-to-digital converters (ADCs), offering up to 32-bit resolution to meet your most demanding application needs.  Our precision ADCs deliver higher performance through high accuracy, faster throughput, small size and low power consumption. For design flexibility, our devices support both successive approximation register (SAR) and delta-sigma ADC architectures.

Browse by category

Select by parametric specification

Featured precision ADCs

Design & development resources

Application software & framework
ADC energy metrology library software

The ADC energy metrology library software package implements various metrology parameters for energy measurement typical of electricity meters, power-distribution units (PDUs), and circuit breakers using high-performance, multichannel analog-to-digital converters (ADCs).

The ADC samples the output (...)

Application software & framework
Temperature-sensor (RTD, thermocouple, thermistor) firmware for precision ADCs

This temperature-sensor linearization firmware provides a software routine for measuring and linearizing most common temperature sensors, including resistance temperature detectors (RTDs), thermocouples, thermistors (NTC, PTC, etc.) and analog temperature sensors.

This software includes an (...)

Evaluation board
ADS127L11 evaluation module for ADC with easy-to-drive inputs and wideband or low-latency filters

The ADS127L11 evaluation module (EVM) performance demonstration kit (PDK) is a platform for evaluating the ADS127L11, which is a 24-bit, high-speed, wide-bandwidth, delta-sigma (ΔΣ) analog-to-digital converter (ADC).

The PDK includes the ADS127L11 evaluation board, precision host interface (PHI) (...)

ADS1288
Precision ADCs

Low-power, 32-bit two-channel delta-sigma ADC for seismic and geospace exploration

Approx. price (USD) 1ku | 28

ADS9227
Precision ADCs

Two-channel, simultaneous-sampling, 16-bit 5-MSPS SAR ADC with fully-differential ADC input driver

Approx. price (USD) 1ku | 24

ADS1115L
Precision ADCs

16-bit, 860-SPS four-channel delta-sigma ADC with PGA, comparator and 1.8-V I²C bus voltage support

Approx. price (USD) 1ku | 1.9

ADS9817
Precision ADCs

Eight-channel, 18-bit, 2-MSPS/ch dual simultaneous-sampling ADC with integrated analog front end

Approx. price (USD) 1ku | 28.3

AMC3311
Precision ADCs

2-V input, precision-voltage-sensing reinforced isolated amplifier with integrated DC/DC

Approx. price (USD) 1ku | 4.5

ADS131B23-Q1
Precision ADCs

Automotive high-voltage battery-pack monitor with three ADC channels for current and voltage sensing

Approx. price (USD) 1ku | 6.2

Precision ADCs for all your design needs

checkmark

Achieve superior precision

Process and generate higher-quality data with our ADCs, ensuring end-to-end accuracy in your application through lower noise, higher resolution and lower drift across wider temperature ranges.

checkmark

Maximize system bandwidth

Convert high-resolution data at low latency with our high-throughput, precision ADCs for a faster update rate and settling time to process more channels.

checkmark

Get more per milliwatt with low-power, precision ADC

Maximize battery life with our low-power precision ADCs featuring flexible power-down modes, autonomous alarm monitoring with microcontroller wake-up and low-voltage operation.

checkmark

Shrink your board

Achieve smaller size or higher channel density, while maintaining high performance, with some of the world’s tiniest ADCs. Our small-size package options include X2SON and WCSP.

Discover featured applications

Electricity meter
High resolution, simultaneous sampling ADCs for energy calculations in electricity metering.
Multiparameter patient monitoring
Low noise, high precision ADCs to measure flow, temperature, and pressure in medical applications.
Field transmitter
Precision ADCs designed to deliver strong DC performance in sensing applications for common process variables.

High resolution, simultaneous sampling ADCs for energy calculations in electricity metering.

Our high-accuracy simultaneous sampling ADCs are low power and come in very small packages. Use a precision ADC to gain flexibility in selecting the MCU while maintaining accurate energy consumption calculations.

  • Reliable calculations: high dynamic range (100dB) allowing for best in class accuracy
  • Enables efficient energy measurements: lower power consumption (3.3 mw)
  • Maximize board space: small (3mm x 3mm) QFN packages available 

Featured resources

PRODUCTS
  • ADS131M04 – Four-channel, 24-bit, 64-kSPS, simultaneous-sampling, delta-sigma ADC
  • ADS131M08 – 24-bit, 32-kSPS, 8-channel, simultaneous-sampling, delta-sigma ADC
TECHNICAL RESOURCES

Low noise, high precision ADCs to measure flow, temperature, and pressure in medical applications.

Use a Precision ADC with an integrated analog front-end and low-noise PGA to reduce signal chain complexity and size while measuring RTDs, thermocouples, thermistors, and bridge sensors in temperature and pressure sensing applications. 

  • Integrated analog front-end: reduce complexity of signal chain and size while maintaining precision
  • Provide reliable patient diagnostic information: Low noise (19 nVRMS at Gain = 128) and high precision (24-bits)

Featured resources

PRODUCTS
  • ADS124S08 – 24-bit, 4-kSPS, 12-ch delta-sigma ADC with PGA and voltage reference for sensor measurement
  • ADS1220 – 24-bit, 2-kSPS, four-channel, low-power, delta-sigma ADC with PGA, VREF, SPI and two IDACs
TECHNICAL RESOURCES

Precision ADCs designed to deliver strong DC performance in sensing applications for common process variables.

Field transmitters monitor process variables including temperature, pressure, weight, and others common in factory automation & control. TI’s Field transmitter ADCs feature strong DC performance at room temperature, along with performance across a wide operating temperature, and low quiescent current.

  • Flexibility in scaling power consumption and data-rate numbers: ADC power consumption scales linearly with data rate requirements of sensors.
  • High performance delivered: High resolution (24-bits) along with low-power (280μA) and very small packages.

Featured resources

REFERENCE DESIGNS
  • TIDA-00168 – Thermocouple AFE Using RTD or Integrated Temperature Sensor for Cold Junction Compensation (CJC)
  • TIDA-00095 – RTD Temperature Transmitter for 2-wire, 4 to 20-mA Current Loop Systems
  • TIDA-00189 – Isolated Loop Powered Thermocouple Transmitter Reference Design
PRODUCTS
  • ADS124S08 – 24-bit, 4-kSPS, 12-ch delta-sigma ADC with PGA and voltage reference for sensor measurement
  • ADS1220 – 24-bit, 2-kSPS, four-channel, low-power, delta-sigma ADC with PGA, VREF, SPI and two IDACs
  • ADS122C04 – 24-bit, 2-kSPS, 4-ch, low-power, small-size delta-sigma ADC with PGA, VREF, 2x IDACs & I2C interface
HARDWARE DEVELOPMENT
TECHNICAL RESOURCES
DESIGN TOOLS AND SIMULATION
  • PSPICE-FOR-TI – PSpice® for TI design and simulation tool
  • ADC-RTD-CONFIG-CALC – Resistance temperature detector (RTD) configuration calculator for precision ADCs
SOFTWARE DEVELOPMENT
  • ADC-TEMP-SENSOR-FW – Temperature-sensor (RTD, thermocouple, thermistor) firmware for precision ADCs

Technical resources

Video series
Video series
TI Precision Labs - ADCs
On-demand video courses and tutorials including introductory ideas about device architecture in addition to advanced, application-specific problem-solving, using both theory and practical knowledge.
Resource
Resource
Precision ADC circuits
Explore a comprehensive library of precision ADC sub-circuit ideas that you can easily adapt to meet your specific end equipment needs - including a free e-book.
Video
Video
Choose the best architecture for your application 
If you know you need a Precision ADC but you are not sure which architecture to choose, watch this video to help you pick the right one for your design.