ADS8350

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Dual 750kSPS 16-Bit Simultaneous-Sampling SAR Analog-to-Digital Converter (ADC)

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Product details

Parameters

Resolution (Bits) 16 Number of input channels 2 Sample rate (Max) (kSPS) 750 Interface type SPI Architecture SAR Input type Pseudo-Differential Multi-channel configuration Simultaneous Sampling Rating Catalog Reference mode Ext Input range (Max) (V) 5.5 Input range (Min) (V) 0 Features Small Size Operating temperature range (C) -40 to 125 Power consumption (Typ) (mW) 40 Analog voltage AVDD (Min) (V) 4.5 SNR (dB) 85 Analog voltage AVDD (Max) (V) 5.5 INL (Max) (+/-LSB) 2.5 Digital supply (Min) (V) 1.65 Digital supply (Max) (V) 5.5 open-in-new Find other Precision ADCs (<=10MSPS)

Package | Pins | Size

WQFN (RTE) 16 9 mm² 3 x 3 open-in-new Find other Precision ADCs (<=10MSPS)

Features

  • 16-, 14-, and 12-Bit Pin-Compatible Family
  • Simultaneously Samples Two Channels
  • Pseudo-Differential Analog Inputs
  • Fast Throughput: 750 kSPS
  • Excellent DC Performance:
    • Linearity:
      • ADS8350:
        16-Bit NMC DNL, ±2.5 LSB, Max INL
      • ADS7850:
        14-Bit NMC DNL, ±1.5 LSB, Max INL
      • ADS7250:
        12-Bit NMC DNL, ±1 LSB, Max INL
  • Excellent AC Performance:
    • ADS8350: 85-dB SNR, –96-dB THD
    • ADS7850: 81-dB SNR, –90-dB THD
    • ADS7250: 73-dB SNR, –88-dB THD
  • Simple Serial Interface
  • Fully-Specified Over Extended Industrial Temperature Range: –40°C to 125°C
  • Small Footprint: WQFN-16 (3 mm × 3 mm)

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Description

The ADS8350, ADS7850, and ADS7250 devices belong to a family of pin-compatible, dual, high-speed, simultaneous-sampling, analog-to-digital converters (ADCs) that support pseudo-differential analog inputs. All devices support a simple serial interface that can operate over a wide power-supply range, enabling easy communication with a large variety of host controllers.

All devices are fully specified over the extended industrial temperature range (–40°C to 125°C) and are available in a pin-compatible, WQFN-16 (3 mm × 3 mm) package.





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Technical documentation

= Top documentation for this product selected by TI
No results found. Please clear your search and try again. View all 4
Type Title Date
* Datasheet ADSxx50 Dual, 750-kSPS, 16-, 14-, and 12-Bit, Simultaneous-Sampling, Analog-to-Digital Converters datasheet (Rev. D) Mar. 15, 2018
White paper Voltage-reference impact on total harmonic distortion Aug. 01, 2016
E-book Best of Baker's Best: Precision Data Converters -- SAR ADCs May 21, 2015
User guide ADS8350EVM-PDK User's Guide (Rev. A) Oct. 17, 2014

Design & development

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

Hardware development

EVALUATION BOARD Download
299
Description

The ADS8350EVM-PDK is a platform for evaluation of the ADS8350 analog-to-digital converter (ADC). The ADS8350 is a 16 bit, pseudo-differential unipolar, Successive-Approximation-Register (SAR) ADC with maximum thoughput of 750kSPS.The ADS8350EVM includes input and reference drivers enabling the ADC (...)

Features
  • Easy to use software includes control of board settings, analysis tools and data collection.
  • Software capable of sampling rates up to 750kSPS
  • OPA836 (205MHz, 1mA) ADC input drivers
  • Built-in analysis tools include scope, FFT and histogram analysis

Software development

SUPPORT SOFTWARE Download
SBAC130A.ZIP (128649 KB)

Design tools & simulation

SIMULATION MODEL Download
SBAM181A.ZIP (37 KB) - IBIS Model
SIMULATION MODEL Download
SBAM192.ZIP (11 KB) - TINA-TI Spice Model
SIMULATION TOOL Download
PSpice® for TI design and simulation tool
PSPICE-FOR-TI — 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 (...)
Features
  • Leverages Cadence PSpice Technology
  • Preinstalled library with a suite of digital models to enable worst-case timing analysis
  • Dynamic updates ensure you have access to most current device models
  • Optimized for simulation speed without loss of accuracy
  • Supports simultaneous analysis of multiple products
  • (...)
SIMULATION TOOL Download
SPICE-based analog simulation program
TINA-TI 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 (...)
CALCULATION TOOL Download
Analog-to-digital converter (ADC) input driver design tool supporting multiple input types
ADC-INPUT-CALC ADC-INPUT-CALC is an online tool that provides support for designing the input buffer to an analog-to-digital converter (ADC). It offers 24 different op-amp based buffer circuits that can be used to drive an ADC input. The available topologies cover differential, single-ended and transformer-coupled (...)
CALCULATION TOOL Download
Analog engineer's calculator
ANALOG-ENGINEER-CALC — 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 op-amp gain with feedback (...)
Features
  • Expedites circuit design with analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)
    • Noise calculations
    • Common unit translation
  • Solves common amplifier circuit design problems
    • Gain selections using standard resistors
    • Filter configurations
    • Total noise for common amplifier configurations
  • (...)

Reference designs

REFERENCE DESIGNS Download
Phase-Isolated DAQ Reference Design for Simultaneous Capture of Voltage and Current
TIDA-01472 — This reference design showcases a data acquisition architecture that uses a dual channel SAR ADC paired with a digital isolator with integrated power converter to achieve phase isolated, simultaneous   measurement of voltage and current. Accuracy of <0.3% is achieved using 12-bit (...)
document-generic Schematic

CAD/CAE symbols

Package Pins Download
WQFN (RTE) 16 View options

Ordering & quality

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  • MSL rating/Peak reflow
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  • Qualification summary
  • Ongoing reliability monitoring

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