ZHCSR19G December   2002  – September 2022 SN65HVD20 , SN65HVD21 , SN65HVD22 , SN65HVD23 , SN65HVD24

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 说明（续）
  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  Driver Electrical Characteristics
    6. 8.6  Receiver Electrical Characteristics
    7. 8.7  Driver Switching Characteristics
    8. 8.8  Receiver Switching Characteristics
    9. 8.9  Receiver Equalization Characteristics
    10. 8.10 Power Dissipation
    11. 8.11 Typical Characteristics
  9. 9 Parameter Measurement Information
  10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Functional Block Diagram
    3. 10.3 Feature Description
    4. 10.4 Device Functional Modes
      1. 10.4.1 Test Mode Driver Disable
      2. 10.4.2 Equivalent Input and Output Schematic Diagrams
  11. 11Application and Implementation
    1. 11.1 Application Information
    2. 11.2 Typical Application
      1. 11.2.1 Design Requirements
      2. 11.2.2 Detailed Design Procedure
        1. 11.2.2.1 Noise Considerations for Equalized Receivers
      3. 11.2.3 Application Curves
  12. 12Power Supply Recommendations
  13. 13Layout
    1. 13.1 Layout Guidelines
    2. 13.2 Layout Example
  14. 14Device and Documentation Support
    1. 14.1 Receiving Notification of Documentation Updates
    2. 14.2 支持资源
    3. 14.3 Trademarks
    4. 14.4 Electrostatic Discharge Caution
    5. 14.5 术语表
  15. 15Mechanical, Packaging, and Orderable Information

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1 特性

  • 共模电压范围（-20V 至 25V），是 TIA/EIA-485 标准要求范围的两倍以上
  • 接收器均衡技术可支持更长的电缆和更高的信号传输速率 (SN65HVD2[3,4])
  • 减少最多 256 个节点的单位负载
  • 总线 I/O 保护超过 16kV HBM
  • 失效防护接收器适用于开路、短路和总线空闲情况
  • 低待机电源电流：1µA（最大值）
  • 大于 100mV 的接收器迟滞