SBAS642A December   2016  – April 2017 ADS8588S

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Family Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Electrical Characteristics
    6. 7.6  Timing Requirements: CONVST Control
    7. 7.7  Timing Requirements: Data Read Operation
    8. 7.8  Timing Requirements: Parallel Data Read Operation, CS and RD Tied Together
    9. 7.9  Timing Requirements: Parallel Data Read Operation, CS and RD Separate
    10. 7.10 Timing Requirements: Serial Data Read Operation
    11. 7.11 Timing Requirements: Byte Mode Data Read Operation
    12. 7.12 Timing Requirements: Oversampling Mode
    13. 7.13 Timing Requirements: Exit Standby Mode
    14. 7.14 Timing Requirements: Exit Shutdown Mode
    15. 7.15 Switching Characteristics: CONVST Control
    16. 7.16 Switching Characteristics: Parallel Data Read Operation, CS and RD Tied Together
    17. 7.17 Switching Characteristics: Parallel Data Read Operation, CS and RD Separate
    18. 7.18 Switching Characteristics: Serial Data Read Operation
    19. 7.19 Switching Characteristics: Byte Mode Data Read Operation
    20. 7.20 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Analog Inputs
      2. 8.3.2 Analog Input Impedance
      3. 8.3.3 Input Clamp Protection Circuit
      4. 8.3.4 Programmable Gain Amplifier (PGA)
      5. 8.3.5 Third-Order, Low-Pass Filter (LPF)
      6. 8.3.6 ADC Driver
      7. 8.3.7 Digital Filter and Noise
      8. 8.3.8 Reference
        1. 8.3.8.1 Internal Reference
        2. 8.3.8.2 External Reference
        3. 8.3.8.3 Supplying One VREF to Multiple Devices
      9. 8.3.9 ADC Transfer Function
    4. 8.4 Device Functional Modes
      1. 8.4.1 Device Interface: Pin Description
        1. 8.4.1.1  REFSEL (Input)
        2. 8.4.1.2  RANGE (Input)
        3. 8.4.1.3  STBY (Input)
        4. 8.4.1.4  PAR/SER/BYTE SEL (Input)
        5. 8.4.1.5  CONVSTA, CONVSTB (Input)
        6. 8.4.1.6  RESET (Input)
        7. 8.4.1.7  RD/SCLK (Input)
        8. 8.4.1.8  CS (Input)
        9. 8.4.1.9  OS[2:0]
        10. 8.4.1.10 BUSY (Output)
        11. 8.4.1.11 FRSTDATA (Output)
        12. 8.4.1.12 DB15/BYTE SEL
        13. 8.4.1.13 DB14/HBEN
        14. 8.4.1.14 DB[13:9]
        15. 8.4.1.15 DB8/DOUTB
        16. 8.4.1.16 DB7/DOUTA
        17. 8.4.1.17 DB[6:0]
      2. 8.4.2 Device Modes of Operation
        1. 8.4.2.1 Power-Down Modes
          1. 8.4.2.1.1 Standby Mode
          2. 8.4.2.1.2 Shutdown Mode
        2. 8.4.2.2 Conversion Control
          1. 8.4.2.2.1 Simultaneous Sampling on All Input Channels
          2. 8.4.2.2.2 Simultaneous Sampling Two Sets of Input Channels
        3. 8.4.2.3 Data Read Operation
          1. 8.4.2.3.1 Parallel Data Read
          2. 8.4.2.3.2 Parallel Byte Data Read
          3. 8.4.2.3.3 Serial Data Read
          4. 8.4.2.3.4 Data Read During Conversion
        4. 8.4.2.4 Oversampling Mode of Operation
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 8-Channel, Data Acquisition System (DAQ) for Power Automation
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Revision History

Changes from * Revision (December 2016) to A Revision

  • Deleted ADS8586S and ADS8584S from documentGo
  • Changed document titleGo
  • Changed first two sentences of Description section Go
  • Changed Simplified Block Diagram figure: changed 2nd-order to 3rd-order and RANGE/SDI to RANGE in figure, added titleGo
  • Changed Device Family Comparison Table to compare device family membersGo
  • Changed AGND to DGND in DVDD to DGND row of Absolute Maximum Ratings tableGo
  • Changed minimum specification from –96 to –64 in last row of external reference for EG parameter Go
  • Changed x-axis of DC Histogram of Codes (±10 V), DC Histogram of Codes (±5 V), and DNL for All Codes curvesGo
  • Changed x-axis of INL vs All Codes (±10 V) and INL vs All Codes (±5 V) curvesGo
  • Changed second-order to third-order in first paragraph of Overview section Go
  • Changed 2nd-order to 3rd-order and RANGE/SDI to RANGE in functional block diagramGo
  • Changed 2nd-order to 3rd-order in Front-End Circuit Schematic for Each Analog Input Channel figureGo
  • Changed multiple to two in first sentence of second paragraph of Analog Inputs section Go
  • Changed second to third in title and description of Third-Order, Low-Pass Filter (LPF) sectionGo
  • Added Butterworth to LPF description in Third-Order, Low-Pass Filter (LPF) sectionGo
  • Changed second to third in titles of Third-Order LPF Magnitude Response and Third-Order LPF Phase Response figuresGo
  • Changed 16-Bit ADC Transfer Function (Twos Complement Binary Format) figure for more accurate representationGo
  • Changed conversion to conversion results in first sentence of third paragraph in Serial Data Read sectionGo
  • Changed x-axis of curves DC Histogram for OSR2 to DC Histogram for OSR64Go
  • Changed 2nd-order to 3rd-order in 8-Channel DAQ for Power Automation Using the ADS8588S figureGo
  • Changed 2nd-order to 3rd-order in Input RC Low-Pass Filter figureGo
  • Deleted PSRR Across Frequency (Without Decapacitor) figure from Power Supply Recommendations sectionGo
  • Changed PSRR Across Frequency (With Decapacitor) figure Go