ZHCSNF0B May   2018  – October 2021 ISOW1412 , ISOW1432

PRODMIX  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. 说明(续)
  6. Device Comparison Table
  7. Pin Configuration and Functions
  8. Specifications
    1. 8.1  Absolute Maximum Ratings
    2. 8.2  Recommended Operating Conditions
    3. 8.3  Thermal Information
    4. 8.4  Power Ratings
    5. 8.5  Insulation Specifications
    6. 8.6  Safety-Related Certifications
    7. 8.7  Safety Limiting Values
    8. 8.8  Electrical Characteristics
    9. 8.9  Supply Current Characteristics at VISOOUT = 3.3 V
    10. 8.10 Supply Current Characteristics at  VISOOUT = 5 V
    11. 8.11 Switching Characteristics at VISOOUT = 3.3 V
    12. 8.12 Switching Characteristics at VISOOUT = 5 V
    13. 8.13 Insulation Characteristics Curves
    14. 8.14 Typical Characteristics
  9. Parameter Measurement Information
  10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Power Isolation
    3. 10.3 Signal Isolation
    4. 10.4 RS-485
    5. 10.5 Functional Block Diagram
    6. 10.6 Feature Description
      1. 10.6.1 Power-Up and Power-Down Behavior
      2. 10.6.2 Protection Features
      3. 10.6.3 Failsafe Receiver
      4. 10.6.4 Glitch-Free Power Up and Power Down
    7. 10.7 Device Functional Modes
    8. 10.8 Device I/O Schematics
  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 Data Rate, Bus Length and Bus Loading
        2. 11.2.2.2 Stub Length
        3. 11.2.2.3 Insulation Lifetime
  12. 12Power Supply Recommendations
  13. 13Layout
    1. 13.1 Layout Guidelines
    2. 13.2 Layout Example
  14. 14Device and Documentation Support
    1. 14.1 Documentation Support
      1. 14.1.1 Related Documentation
    2. 14.2 Receiving Notification of Documentation Updates
    3. 14.3 支持资源
    4. 14.4 Trademarks
    5. 14.5 Electrostatic Discharge Caution
    6. 14.6 术语表
  15. 15Mechanical, Packaging, and Orderable Information

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

特性

  • 符合或超出 TIA/EIA-485A 标准要求
  • 数据速率
    • ISOW1412:500kbps
    • ISOW1432:12Mbps
  • 低排放、低噪声的集成式低排放直流/直流转换器
    • 符合 CISPR 32 B 类和 EN 55032 B 类要求,并在两层 PCB 上留有裕度
    • 25MHz 的低频电源转换器可实现低噪声性能
  • 其他 2Mbps GPIO 通道
  • 高效率输出功率
    • 典型效率:46%
    • VISOOUT 精度:±5%
    • 额外输出电流:20mA
  • 用于 RS-485 和直流/直流的独立电源
    • 逻辑电源 (VIO):1.71V 至 5.5V
    • 电源转换器电源 (VDD):3V 至 5.5V
  • RS-485 与 PROFIBUS 兼容
    • 开路、短路和空闲总线失效防护
    • 1/8 单位负载:多达 256 个总线节点
    • 上电和断电无干扰
  • 增强型和基础型隔离选项
  • 高 CMTI:100kV/µs(典型值)
  • 高 ESD 总线保护
    • HBM:±16kV
    • IEC 61000-4-2 接触放电:±8kV
  • 工作温度范围:-40°C 至 125°C
  • 电流限制和热关断
  • 20 引脚宽体 SOIC 封装
  • Section 8.6
    • 符合 DIN VDE V 0884-11:2017-01 标准的 VDE 增强型和基础型绝缘
    • UL 1577 组件认证计划
    • IEC 62368-1、IEC 61010-1、IEC 60601-1 和 GB 4943.1-2011 认证