ZHCS054C February   2011  – June 2017 ADS4122 , ADS4125 , ADS4142 , ADS4145

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Device Family Comparison
  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: ADS412x
    6. 7.6  Electrical Characteristics: ADS414x
    7. 7.7  Electrical Characteristics: General
    8. 7.8  Digital Characteristics
    9. 7.9  Timing Requirements: LVDS and CMOS Modes
    10. 7.10 Serial Interface Timing Characteristics
    11. 7.11 Reset Timing Requirements
    12. 7.12 Timing Characteristics at Lower Sampling Frequencies
    13. 7.13 Typical Characteristics: ADS4122
    14. 7.14 Typical Characteristics: ADS4125
    15. 7.15 Typical Characteristics: ADS4142
    16. 7.16 Typical Characteristics: ADS4145
    17. 7.17 Typical Characteristics: Common
    18. 7.18 Typical Characteristics: Contour
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Digital Functions and Low-Latency Mode
      2. 8.3.2 Gain for SFDR, SNR Trade-Off
      3. 8.3.3 Offset Correction
      4. 8.3.4 Power-Down
        1. 8.3.4.1 Power-Down Global
        2. 8.3.4.2 Standby
        3. 8.3.4.3 Output Buffer Disable
        4. 8.3.4.4 Input Clock Stop
      5. 8.3.5 Output Data Format
    4. 8.4 Device Functional Modes
      1. 8.4.1 Digital Output Information
        1. 8.4.1.1 Output Interface
        2. 8.4.1.2 DDR LVDS Outputs
        3. 8.4.1.3 LVDS Output Data and Clock Buffers
        4. 8.4.1.4 Parallel CMOS Interface
        5. 8.4.1.5 CMOS Interface Power Dissipation
    5. 8.5 Programming
      1. 8.5.1 Device Configuration
      2. 8.5.2 Serial Interface
        1. 8.5.2.1 Register Initialization
      3. 8.5.3 Serial Register Readout
    6. 8.6 Register Maps
      1. 8.6.1 Serial Register Map
      2. 8.6.2 Description of Serial Registers
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Analog Input
        1. 9.1.1.1 Drive Circuit Requirements
        2. 9.1.1.2 Driving Circuit
        3. 9.1.1.3 Input Common-Mode
      2. 9.1.2 Clock Input
      3. 9.1.3 Input Overvoltage Indication (OVR Pin)
      4. 9.1.4 Using the ADS41xx at Low Sampling Rates
        1. 9.1.4.1 ADS412x (12-Bit Device)
        2. 9.1.4.2 ADS414x (14-Bit Device)
        3. 9.1.4.3 Power Consumption at Low Sampling Rates
        4. 9.1.4.4 Output Timing at Low Sampling Rates
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Analog Input
        2. 9.2.2.2 Clock Driver
        3. 9.2.2.3 Digital Interface
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
    1. 10.1 Sharing DRVDD and AVDD Supplies
    2. 10.2 Using DC-DC Power Supplies
    3. 10.3 Power Supply Bypassing
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Grounding
      2. 11.1.2 Supply Decoupling
      3. 11.1.3 Exposed Pad
    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 器件命名规则
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 相关链接
    4. 12.4 接收文档更新通知
    5. 12.5 社区资源
    6. 12.6 商标
    7. 12.7 静电放电警告
    8. 12.8 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

5 Device Family Comparison

FAMILY 65 MSPS 125 MSPS 160 MSPS 250 MSPS WITH ANALOG INPUT BUFFERS
200 MSPS 250 MSPS
ADS412x,
12-bit family		 ADS4122 ADS4125 ADS4126 ADS4129 — ADS41B29
ADS414x,
14-bit family		 ADS4142 ADS4145 ADS4146 ADS4149 — ADS41B49
9-Bit — — — — — ADS58B19
11-Bit — — — — ADS58B18 —
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