Home Data converters Analog-to-digital converters (ADCs) Precision ADCs
Home
Data converters
Analog-to-digital converters (ADCs)
Precision ADCs
NEW

ADS117L14

ACTIVE

512-kSPS, 16-bit, four-channel, simultaneous-sampling, wide-bandwidth, delta-sigma ADC

Order now
Data sheet

ADS117L14

ACTIVE
Data sheet Order now

Product details

Resolution (Bits) 16 Sample rate (max) (ksps) 128 Number of input channels 4 Interface type SPI Architecture Delta-Sigma Input type Differential, Pseudo-Differential, Single-ended Rating Catalog Reference mode External Input voltage range (max) (V) 5 Input voltage range (min) (V) 0 Features Daisy-Chainable, Oscillator, Wideband Operating temperature range (°C) -40 to 125 Analog supply voltage (min) (V) 2.85 Analog supply voltage (max) (V) 5.5 SNR (dB) 110 Digital supply (min) (V) 1.65 Digital supply (max) (V) 1.95
Resolution (Bits) 16 Sample rate (max) (ksps) 128 Number of input channels 4 Interface type SPI Architecture Delta-Sigma Input type Differential, Pseudo-Differential, Single-ended Rating Catalog Reference mode External Input voltage range (max) (V) 5 Input voltage range (min) (V) 0 Features Daisy-Chainable, Oscillator, Wideband Operating temperature range (°C) -40 to 125 Analog supply voltage (min) (V) 2.85 Analog supply voltage (max) (V) 5.5 SNR (dB) 110 Digital supply (min) (V) 1.65 Digital supply (max) (V) 1.95
VQFN (RSH) 56 49 mm² 7 x 7
  • Simultaneously measure four or eight channels
  • Wideband filter mode: up to 512kSPS
    • Linear phase response
    • ±0.0004dB pass-band ripple
    • 106dB stop-band attenuation
  • Low-latency filter mode: up to 1365kSPS
    • 3.9µs conversion latency
  • Power-scalable speed modes:
    • Max speed: 21mW/ch (512kSPS/1365kSPS)
    • High speed: 16mW/ch (400kSPS/1067kSPS)
    • Mid speed: 9mW/ch (200kSPS/533kSPS)
    • Low speed: 3mW/ch (50kSPS/133kSPS)
  • High precision:
    • SNR at 200kSPS: 97.7dB (typical)
    • THD: –115dB (typical)
    • INL: 0.5LSB (typical)
    • Offset drift: 60nV/°C (typical)
    • Gain drift: 1ppm/°C of FSR (typical)
  • Precharge buffered signal inputs
  • Bipolar or unipolar power supply operation
  • ±VREF or ±2VREF input ranges
  • Programmable by pin setting or SPI
  • Frame-sync port for output data
  • Internal or external clock operation
  • Analog supply voltage: 2.85V to 5.5V
  • Simultaneously measure four or eight channels
  • Wideband filter mode: up to 512kSPS
    • Linear phase response
    • ±0.0004dB pass-band ripple
    • 106dB stop-band attenuation
  • Low-latency filter mode: up to 1365kSPS
    • 3.9µs conversion latency
  • Power-scalable speed modes:
    • Max speed: 21mW/ch (512kSPS/1365kSPS)
    • High speed: 16mW/ch (400kSPS/1067kSPS)
    • Mid speed: 9mW/ch (200kSPS/533kSPS)
    • Low speed: 3mW/ch (50kSPS/133kSPS)
  • High precision:
    • SNR at 200kSPS: 97.7dB (typical)
    • THD: –115dB (typical)
    • INL: 0.5LSB (typical)
    • Offset drift: 60nV/°C (typical)
    • Gain drift: 1ppm/°C of FSR (typical)
  • Precharge buffered signal inputs
  • Bipolar or unipolar power supply operation
  • ±VREF or ±2VREF input ranges
  • Programmable by pin setting or SPI
  • Frame-sync port for output data
  • Internal or external clock operation
  • Analog supply voltage: 2.85V to 5.5V

The ADS117L14 (quad) and ADS117L18 (octal) are 16-bit, delta-sigma (ΔΣ), analog-to-digital converters (ADCs). The devices provide simultaneous sampling of four or eight channels with data rates up to 512kSPS (wideband filter mode) and 1365kSPS (low-latency filter mode). The 24-bit ADS127L14 (quad) and ADS127L18 (octal) ADCs are pin-compatible devices for increased resolution.

The ADS117L14 (quad) and ADS117L18 (octal) are 16-bit, delta-sigma (ΔΣ), analog-to-digital converters (ADCs). The devices provide simultaneous sampling of four or eight channels with data rates up to 512kSPS (wideband filter mode) and 1365kSPS (low-latency filter mode). The 24-bit ADS127L14 (quad) and ADS127L18 (octal) ADCs are pin-compatible devices for increased resolution.

filter Find other Precision ADCs
Download View video with transcript Video

Technical documentation

star =Top documentation for this product selected by TI
No results found. Please clear your search and try again.
View all 1
Top documentation Type Title Format options Date
* Data sheet ADS117L1x 512kSPS, Quad and Octal, Simultaneous-Sampling, 16-Bit ΔΣ ADCs datasheet PDF | HTML 23 May 2025

Design & development

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

Evaluation board

ADS127L18EVM-PDK — ADS127L18 evaluation module

The ADS127L18EVM is a platform for evaluating the performance of the ADS127L18, an eight channel, 24-bit simultaneous-sampling delta-sigma analog-to-digital converter (ADC). The evaluation kit includes the ADS127L18EVM board and the precision host interface (PHI) controller board that enables the (...)
User guide: PDF | HTML
Not available on TI.com
Support software

ADS127L18-FPGA-EXAMPLE-CODE — ADS127L18 example FPGA code

Expedite your digital design using this example Verilog/RTL code for the ADS127L18 product family
Supported products & hardware

Supported products & hardware
Download
Support software

ADS127L18-MSPM0-EXAMPLE-CODE — ADS127L18 + MSPM0 example code

Expedite your design using this example C code for interfacing MSPM0 and the ADS127L18 product family.
Supported products & hardware

Supported products & hardware
Download
Simulation model

ADS117L14, ADS117L18, ADS127L14, ADS127L18 IBIS Model

SBAM524.ZIP (88 KB) - IBIS Model
Download
Calculation tool

ANALOG-ENGINEER-CALC — PC software 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 (...)

Supported products & hardware

Supported products & hardware
Launch Download
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 (...)
Request
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
View Options
Package Pins CAD symbols, footprints & 3D models
VQFN (RSH) 56 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

Ordering & quality

Information included:
  • RoHS
  • REACH
  • Device marking
  • Lead finish/Ball material
  • MSL rating/Peak reflow
  • MTBF/FIT estimates
  • Material content
  • Qualification summary
  • Ongoing reliability monitoring
Information included:
  • Fab location
  • Assembly location

Support & training

TI E2E™ forums with technical support from TI engineers

View all forum topics

Content is provided "as is" by TI and community contributors and does not constitute TI specifications. See terms of use.

If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos