ZHCSH52 December   2017 ADS7047

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Switching Characteristics
    8. 6.8 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 Digital Voltage Levels
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Product Family
      2. 8.3.2 Analog Input
      3. 8.3.3 Reference
      4. 8.3.4 ADC Transfer Function
    4. 8.4 Device Functional Modes
      1. 8.4.1 ACQ State
      2. 8.4.2 CNV State
      3. 8.4.3 OFFCAL State
        1. 8.4.3.1 Offset Calibration on Power-Up
        2. 8.4.3.2 Offset Calibration During Normal Operation
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 2-Channel, Simultaneous Sampling Data Acquisition Using the ADS7047
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Low Distortion Charge Kickback Filter Design
          2. 9.2.1.2.2 Input Amplifier Selection
          3. 9.2.1.2.3 Reference Circuit
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Improving Precision of Single-Ended Signal Source Measurements Using the ADS7047
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
        3. 9.2.2.3 Application Curve
  10. 10Power Supply Recommendations
    1. 10.1 AVDD and DVDD Supply Recommendations
    2. 10.2 Optimizing Power Consumed by the Device
      1. 10.2.1 Estimating Digital Power Consumption
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 开发支持
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 接收文档更新通知
    4. 12.4 社区资源
    5. 12.5 商标
    6. 12.6 静电放电警告
    7. 12.7 Glossary
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

7 Parameter Measurement Information

7.1 Digital Voltage Levels

The device complies with the JESD8-7A standard for DVDD from 1.65 V to 1.95 V. Figure 32 shows voltage levels for the digital input and output pins.

ADS7047 tim_level_bas608.gif Figure 32. Digital Voltage Levels as per the JESD8-7A Standard