SBAS363E December   2009  – August 2016 ADS8331 , ADS8332

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Companion Products
  6. 6 Device Comparison
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1  Absolute Maximum Ratings
    2. 8.2  ESD Ratings
    3. 8.3  Recommended Operating Conditions
    4. 8.4  Thermal Information
    5. 8.5  Electrical Characteristics: VA = 2.7 V
    6. 8.6  Electrical Characteristics: VA = 5 V
    7. 8.7  Timing Requirements: VA = 2.7 V
    8. 8.8  Timing Characteristics: VA = 5 V
    9. 8.9  Typical Characteristics: DC Performance
    10. 8.10 Typical Characteristics: AC Performance
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Signal Conditioning
      2. 9.3.2 Analog Input
        1. 9.3.2.1 Driver Amplifier Choice
        2. 9.3.2.2 Bipolar to Unipolar Driver
    4. 9.4 Device Functional Modes
      1. 9.4.1 Reference
      2. 9.4.2 Converter Operation
        1. 9.4.2.1 Manual Channel Select Mode
        2. 9.4.2.2 Auto Channel Select Mode
        3. 9.4.2.3 Start of a Conversion
        4. 9.4.2.4 Status Output Pin (EOC/INT)
        5. 9.4.2.5 Power-Down Modes and Acquisition Time
    5. 9.5 Programming
      1. 9.5.1 Digital Interface
        1. 9.5.1.1 Internal Register
      2. 9.5.2 Writing to the Converter
        1. 9.5.2.1 Configuring the Converter and Default Mode
      3. 9.5.3 Reading the Configuration Register
      4. 9.5.4 Reading the Conversion Result
        1. 9.5.4.1 TAG Mode
        2. 9.5.4.2 Daisy-Chain Mode
      5. 9.5.5 Reset Function
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 ADC Reference Driver
        1. 10.1.1.1 Reference Driver Circuit for VREF = 4.096 V
        2. 10.1.1.2 Reference Driver Circuit for VREF=2.5 V, VA=2.7 V
      2. 10.1.2 ADC Input Driver
        1. 10.1.2.1 Input Amplifier Selection
        2. 10.1.2.2 ADC Input RC Filter
    2. 10.2 Typical Applications
      1. 10.2.1 DAQ Circuit for Low Noise and Distortion Performance for a 10-kHz Input Signal at 500 kSPS
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
        3. 10.2.1.3 Application Curve
      2. 10.2.2 Ultra Low-Power DAQ Circuit for DC Input Signals at 10 kSPS per Channel
        1. 10.2.2.1 Design Requirements
        2. 10.2.2.2 Detailed Design Procedure
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 Related Links
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Community Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

6 Device Comparison

RESOLUTION CHANNELS fS ≤ 250 kSPS 250 kSPS < fS ≤ 500 kSPS 500 kSPS < fS ≤ 1 MSPS
18 bits 8 — ADS8698 —
4 — ADS8694 —
16 bits 8 ADS8344 ADS8688 —
ADS8345 ADS8688A
4 ADS8341 ADS8684 —
ADS8342
ADS8684A
ADS8343
14 bits 8 TLC3548 ADS8678 —
TLC3578
4 TLC3544 ADS8674 ADS7263
TLC3574
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