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ADS1015

ACTIVE

12-bit, 3.3-kSPS, 4-channel, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C

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Data sheet

ADS1015

ACTIVE
Data sheet Order now

Product details

Resolution (Bits) 12 Sample rate (max) (ksps) 3.3 Number of input channels 4 Interface type I2C Architecture Delta-Sigma Input type Differential, Single-ended Multichannel configuration Multiplexed Rating Catalog Reference mode Internal Input voltage range (max) (V) 5.5 Input voltage range (min) (V) 0 Features Comparator, Oscillator, PGA, Small Size Operating temperature range (°C) -40 to 125 Power consumption (typ) (mW) 0.3 Analog supply (min) (V) 2 Analog supply voltage (max) (V) 5.5 Digital supply (min) (V) 2 Digital supply (max) (V) 5.5
Resolution (Bits) 12 Sample rate (max) (ksps) 3.3 Number of input channels 4 Interface type I2C Architecture Delta-Sigma Input type Differential, Single-ended Multichannel configuration Multiplexed Rating Catalog Reference mode Internal Input voltage range (max) (V) 5.5 Input voltage range (min) (V) 0 Features Comparator, Oscillator, PGA, Small Size Operating temperature range (°C) -40 to 125 Power consumption (typ) (mW) 0.3 Analog supply (min) (V) 2 Analog supply voltage (max) (V) 5.5 Digital supply (min) (V) 2 Digital supply (max) (V) 5.5
VSSOP (DGS) 10 14.7 mm² 3 x 4.9 X2QFN (RUG) 10 3 mm² 1.5 x 2
  • Ultra-Small X2QFN Package:
    2 mm × 1.5 mm × 0.4 mm
  • 12-Bit Noise-Free Resolution
  • Wide Supply Range: 2.0 V to 5.5 V
  • Low Current Consumption: 150 µA
    (Continuous-Conversion Mode)
  • Programmable Data Rate:
    128 SPS to 3.3 kSPS
  • Single-Cycle Settling
  • Internal Low-Drift Voltage Reference
  • Internal Oscillator
  • I2C Interface: Four Pin-Selectable Addresses
  • Four Single-Ended or Two Differential Inputs (ADS1015)
  • Programmable Comparator (ADS1014 and ADS1015)
  • Operating Temperature Range:
    –40°C to +125°C
  • Ultra-Small X2QFN Package:
    2 mm × 1.5 mm × 0.4 mm
  • 12-Bit Noise-Free Resolution
  • Wide Supply Range: 2.0 V to 5.5 V
  • Low Current Consumption: 150 µA
    (Continuous-Conversion Mode)
  • Programmable Data Rate:
    128 SPS to 3.3 kSPS
  • Single-Cycle Settling
  • Internal Low-Drift Voltage Reference
  • Internal Oscillator
  • I2C Interface: Four Pin-Selectable Addresses
  • Four Single-Ended or Two Differential Inputs (ADS1015)
  • Programmable Comparator (ADS1014 and ADS1015)
  • Operating Temperature Range:
    –40°C to +125°C

The ADS1013, ADS1014, and ADS1015 devices (ADS101x) are precision, low-power, 12-bit, I2C-compatible, analog-to-digital converters (ADCs) offered in an ultra-small, leadless, X2QFN-10 package, and a VSSOP-10 package. The ADS101x devices incorporate a low-drift voltage reference and an oscillator. The ADS1014 and ADS1015 also incorporate a programmable gain amplifier (PGA) and a digital comparator. These features, along with a wide operating supply range, make the ADS101x well suited for power- and space-constrained, sensor measurement applications.

The ADS101x perform conversions at data rates up to 3300 samples per second (SPS). The PGA offers input ranges from ±256 mV to ±6.144 V, allowing precise large- and small-signal measurements. The ADS1015 features an input multiplexer (MUX) that allows two differential or four single-ended input measurements. Use the digital comparator in the ADS1014 and ADS1015 for under- and overvoltage detection.

The ADS101x operate in either continuous-conversion mode or single-shot mode. The devices are automatically powered down after one conversion in single-shot mode; therefore, power consumption is significantly reduced during idle periods.

The ADS1013, ADS1014, and ADS1015 devices (ADS101x) are precision, low-power, 12-bit, I2C-compatible, analog-to-digital converters (ADCs) offered in an ultra-small, leadless, X2QFN-10 package, and a VSSOP-10 package. The ADS101x devices incorporate a low-drift voltage reference and an oscillator. The ADS1014 and ADS1015 also incorporate a programmable gain amplifier (PGA) and a digital comparator. These features, along with a wide operating supply range, make the ADS101x well suited for power- and space-constrained, sensor measurement applications.

The ADS101x perform conversions at data rates up to 3300 samples per second (SPS). The PGA offers input ranges from ±256 mV to ±6.144 V, allowing precise large- and small-signal measurements. The ADS1015 features an input multiplexer (MUX) that allows two differential or four single-ended input measurements. Use the digital comparator in the ADS1014 and ADS1015 for under- and overvoltage detection.

The ADS101x operate in either continuous-conversion mode or single-shot mode. The devices are automatically powered down after one conversion in single-shot mode; therefore, power consumption is significantly reduced during idle periods.
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Technical documentation

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Type Title Date
* Data sheet ADS101x Ultra-Small, Low-Power, I2C-Compatible, 3.3-kSPS, 12-Bit ADCs With Internal Reference, Oscillator, and Programmable Comparator datasheet (Rev. E) PDF | HTML 08 Jan 2018
Application note Digital Filter Types in Delta-Sigma ADCs (Rev. A) PDF | HTML 29 Mar 2023
Application note A Basic Guide to I2C PDF | HTML 08 Nov 2022
Application note Calculating Conversion Latency and System Cycle Time for Delta-Sigma ADCs PDF | HTML 23 Mar 2022
Application note Ultra-Small, Low-Cost Analog Temperature Sensor Measurement Circuit With ADC (Rev. A) 24 Aug 2021
EVM User's guide ADS1x15V2EVM-PDK User's Guide PDF | HTML 25 Mar 2021
E-book Fundamentals of Precision ADC Noise Analysis 19 Jun 2020
Circuit design Precision measurement circuit with 16 singled-ended channels and I2C interface 31 Oct 2019
Application note QFN and SON PCB Attachment (Rev. B) PDF | HTML 24 Aug 2018
Analog Design Journal How delta-sigma ADCs work, Part 1 (Rev. A) 19 Sep 2016
E-book Best of Baker's Best: Precision Data Converters -- Delta-Sigma ADCs 19 Mar 2015
Analog Design Journal How delta-sigma ADCs work, Part 2 09 Nov 2011

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

ADS1015EVM-PDK — ADS1015 12-bit, 3.3-kSPS, 4-channel, delta-sigma ADC evaluation module performance demonstration kit

The ADS1015 evaluation module (EVM) performance demonstration kit (PDK) is a complete solution for evaluating the ADS1015, which is a 12-bit, ultra-small, low-power, precision analog-to-digital converter (ADC). Power and I/O are provided via USB connection and a simple software interface. Analog (...)

User guide: PDF | HTML
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Driver or library

ADS1015SW-LINUX — Linux driver for ADS1015

The Linux driver supports the ADS1015 and ADS1115 12-Bit ADCs with Integrated MUX, PGA, Comparator, Oscillator, and Reference. The Linux driver supports communication through the I2C bus and interfaces with the IIO sub-system.

 

Linux Mainline Status

Available in Linux Main line: Yes
Available through (...)

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Support software

SBAC240 — ADS1015EVM-PDK Software

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Supported products & hardware

Supported products & hardware

Products
Precision ADCs
ADS1015 — 12-bit, 3.3-kSPS, 4-channel, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C
Hardware development
Evaluation board
ADS1015EVM-PDK — ADS1015 12-bit, 3.3-kSPS, 4-channel, delta-sigma ADC evaluation module performance demonstration kit
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Support software

SBAC289 — ADS1115 Example C Code Software

Supported products & hardware

Supported products & hardware

Products
Precision ADCs
ADS1013 — 12-Bit 3.3kSPS 1-Ch Delta-Sigma ADC With Oscillator, Voltage Reference, and I2C ADS1014 — 12-Bit 3.3kSPS 1-Ch Delta-Sigma ADC With PGA, Oscillator, Voltage Reference, Comparator, and I2C ADS1015 — 12-bit, 3.3-kSPS, 4-channel, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C ADS1015-Q1 — Automotive 12-bit, 3.3-kSPS, 4-ch, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C ADS1113 — 16-Bit 860SPS 1-Ch Delta-Sigma ADC With Oscillator, Voltage Reference, and I2C ADS1114 — 16-Bit 860SPS 1-Ch Delta-Sigma ADC With PGA, Oscillator, Vref, Comparator, and I2C ADS1115 — 16-bit, 860-SPS, 4-channel, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C ADS1115-Q1 — Automotive 16-bit, 860-SPS, 4-ch, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C TLA2024 — 12-bit, 4-channel, delta-sigma ADC with voltage reference, oscillator, PGA and I2C
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Simulation model

ADS1013-5, ADS1113-5 IBIS Model

SBAM025.ZIP (19 KB) - IBIS Model
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Calculation tool

ANALOG-ENGINEER-CALC — Analog engineer's calculator

The analog engineer’s calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting operational-amplifier (...)
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Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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Simulation tool

TINA-TI — SPICE-based analog simulation program

TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
User guide: PDF
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Package Pins Download
VSSOP (DGS) 10 View options
X2QFN (RUG) 10 View options
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