ZHCSJF0 February   2019 ADC3244E

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      fS = 125MSPS、fIN = 10MHz 时的性能
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin 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: General
    6. 7.6  Electrical Characteristics: AC Performance
    7. 7.7  Digital Characteristics
    8. 7.8  Timing Requirements: General
    9. 7.9  Timing Requirements: LVDS Output
    10. 7.10 Typical Characteristics
    11. 7.11 Typical Characteristics: Contour
  8. 8 Parameter Measurement Information
    1. 8.1 Timing Diagrams
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Analog Inputs
      2. 9.3.2 Clock Input
        1. 9.3.2.1 SNR and Clock Jitter
      3. 9.3.3 Digital Output Interface
        1. 9.3.3.1 One-Wire Interface: 14x Serialization
        2. 9.3.3.2 Two-Wire Interface: 7x Serialization
    4. 9.4 Device Functional Modes
      1. 9.4.1 Input Clock Divider
      2. 9.4.2 Chopper Functionality
      3. 9.4.3 Power-Down Control
        1. 9.4.3.1 Improving Wake-Up Time From Global Power-Down
      4. 9.4.4 Internal Dither Algorithm
    5. 9.5 Programming
      1. 9.5.1 Serial Interface
        1. 9.5.1.1 Register Initialization
          1. 9.5.1.1.1 Serial Register Write
          2. 9.5.1.1.2 Serial Register Readout
      2. 9.5.2 Register Initialization
    6. 9.6 Register Maps
      1. 9.6.1 Summary of Special Mode Registers
      2. 9.6.2 Serial Register Description
        1. 9.6.2.1  Register 01h
          1. Table 10. Register 01h Description
        2. 9.6.2.2  Register 03h
          1. Table 11. Register 03h Description
        3. 9.6.2.3  Register 04h
          1. Table 12. Register 04h Description
        4. 9.6.2.4  Register 05h
          1. Table 13. Register 05h Description
        5. 9.6.2.5  Register 06h
          1. Table 14. Register 06h Description
        6. 9.6.2.6  Register 07h
          1. Table 15. Register 07h Description
        7. 9.6.2.7  Register 09h
          1. Table 16. Register 09h Description
        8. 9.6.2.8  Register 0Ah
          1. Table 17. Register 0Ah Description
        9. 9.6.2.9  Register 0Bh
          1. Table 18. Register 0Bh Description
        10. 9.6.2.10 Register 0Eh
          1. Table 19. Register 0Eh Description
        11. 9.6.2.11 Register 0Fh
          1. Table 20. Register 0Fh Description
        12. 9.6.2.12 Register 13h (address = 13h)
          1. Table 21. Register 13h Field Descriptions
        13. 9.6.2.13 Register 15h
          1. Table 23. Register 15h Description
        14. 9.6.2.14 Register 25h
          1. Table 24. Register 25h Description
        15. 9.6.2.15 Register 27h
          1. Table 26. Register 27h Description
        16. 9.6.2.16 Register 41Dh
          1. Table 27. Register 41Dh Description
        17. 9.6.2.17 Register 422h
          1. Table 28. Register 422h Description
        18. 9.6.2.18 Register 434h
          1. Table 29. Register 434h Description
        19. 9.6.2.19 Register 439h
          1. Table 30. Register 439h Description
        20. 9.6.2.20 Register 51Dh
          1. Table 31. Register 51Dh Description
        21. 9.6.2.21 Register 522h
          1. Table 32. Register 522h Description
        22. 9.6.2.22 Register 534h
          1. Table 33. Register 534h Description
        23. 9.6.2.23 Register 539h
          1. Table 34. Register 539h Description
        24. 9.6.2.24 Register 608h
          1. Table 35. Register 608h Description
        25. 9.6.2.25 Register 70Ah
          1. Table 36. Register 70Ah Description
  10. 10Applications and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Applications
      1. 10.2.1 Driving Circuit Design: Low Input Frequencies
        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 Driving Circuit Design: Input Frequencies Between 100 MHz to 230 MHz
        1. 10.2.2.1 Design Requirements
        2. 10.2.2.2 Detailed Design Procedure
        3. 10.2.2.3 Application Curve
      3. 10.2.3 Driving Circuit Design: Input Frequencies Greater than 230 MHz
        1. 10.2.3.1 Design Requirements
        2. 10.2.3.2 Detailed Design Procedure
        3. 10.2.3.3 Application Curve
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 接收文档更新通知
    2. 13.2 社区资源
    3. 13.3 商标
    4. 13.4 静电放电警告
    5. 13.5 术语表
  14. 14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

9.6.2.17 Register 422h

Figure 74. Register 422h
7 6 5 4 3 2 1 0
0 0 0 0 0 0 DIS CHOP CHA 0
W-0h W-0h W-0h W-0h W-0h W-0h R/W-0h W-0h
LEGEND: R/W = Read/Write; R = Read only; W = Write only; -n = value after reset

Table 28. Register 422h Description

Bit Field Type Reset Description
7-2 0 W 0h Must write 0
1 DIS CHOP CHA R/W 0h Disable chopper.
Set this bit to shift a 1/f noise floor at dc.
0 = 1/f noise floor is centered at fS / 2 (default)
1 = Chopper mechanism is disabled; 1/f noise floor is centered at dc
0 0 W 0h Must write 0