ZHCSCW1G September   2014  – January 2017 ISO7340C , ISO7340FC , ISO7341C , ISO7341FC , ISO7342C , ISO7342FC

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 说明 （续）
  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  Power Ratings
    6. 7.6  Insulation Specifications
    7. 7.7  Safety-Related Certifications
    8. 7.8  Safety Limiting Values
    9. 7.9  Electrical Characteristics—5-V Supply
    10. 7.10 Supply Current Characteristics—5-V Supply
    11. 7.11 Electrical Characteristics—3.3-V Supply
    12. 7.12 Supply Current Characteristics—3.3-V Supply
    13. 7.13 Switching Characteristics—5-V Supply
    14. 7.14 Switching Characteristics—3.3-V Supply
    15. 7.15 Insulation Characteristics Curves
    16. 7.16 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Electromagnetic Compatibility (EMC) Considerations
    4. 9.4 Device Functional Modes
      1. 9.4.1 Device I/O Schematics
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Isolated Data Acquisition System for Process Control
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Typical Supply Current Equations
            1. 10.2.1.2.1.1 ISO7340x
            2. 10.2.1.2.1.2 ISO7341x
            3. 10.2.1.2.1.3 ISO7342x
        3. 10.2.1.3 Application Curves
      2. 10.2.2 Typical Application for Module With 16 Inputs
        1. 10.2.2.1 Design Requirements
        2. 10.2.2.2 Detailed Design Procedure
        3. 10.2.2.3 Application Curves
      3. 10.2.3 Typical Application for RS-232 Interface
        1. 10.2.3.1 Design Requirements
        2. 10.2.3.2 Detailed Design Procedure
        3. 10.2.3.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
      1. 12.1.1 PCB Material
    2. 12.2 Layout Example
  13. 13器件和文档支持
    1. 13.1 文档支持
      1. 13.1.1 相关文档
    2. 13.2 相关链接
    3. 13.3 接收文档更新通知
    4. 13.4 社区资源
    5. 13.5 商标
    6. 13.6 静电放电警告
    7. 13.7 Glossary
  14. 14机械、封装和可订购信息

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • DW|16
散热焊盘机械数据 (封装 | 引脚)
订购信息

1 特性

  • 信号传输速率：25Mbps删除了数据表标题中的删除了数据表标题中的
  • 输入时使用集成噪声滤波器
  • 默认输出高电平和低电平选项
  • 低功耗，每通道 ICC 典型值（1Mbps 时）：
    • ISO7340x：0.9mA（5V 电源）、
      0.7mA（3.3V 电源）
    • ISO7341x：1.2mA（5V 电源）、
      0.9mA（3.3V 电源）
    • ISO7342x：1.3mA（5V 电源）、
      0.9mA（3.3V 电源）
  • 低传播延迟：典型值 31ns
    （5V 电源）
  • 3.3V 和 5V 电平转换
  • 宽温度范围：-40°C 至 125°C
  • 70KV/μs 瞬态抗扰度，典型值（5V 电源）
  • 优异的电磁兼容性 (EMC)
    • 系统级静电放电 (ESD)、瞬态放电 (EFT) 以及抗浪涌保护
    • 低辐射
  • 由 3.3V 和 5V 电源供电
  • 宽体小外形尺寸集成电路 (SOIC)-16 封装
  • 安全相关认证：
    • 4242 VPK 基本隔离，符合 DIN V VDE V 0884-10 和 DIN EN 61010-1 标准
    • 符合 UL 1577 标准且长达 1 分钟的 3K VRMS 隔离
    • CSA 组件验收通知 5A、IEC 60950-1 和 IEC 61010-1 终端设备标准
    • 已通过 GB4943.1-2011 CQC 认证

2 应用

  • 是下列应用中光耦合器的替代产品：
    • 工业现场总线 (Fieldbus)
      • Profibus 现场总线
      • Modbus
      • DeviceNet 数据总线
    • 伺服器控制接口
    • 电机控制
    • 电源
    • 电池组

3 说明

ISO734x 系列器件可提供符合 UL 1577 标准的长达 1 分钟且高达 3000 VRMS 的电隔离，以及符合 VDE V 0884-10 标准的 4242 VPK 隔离。这些器件具有四个隔离通道，后者由逻辑输入和输出缓冲器组成，并由二氧化硅 (SiO2) 绝缘隔栅进行隔离。

ISO7340x 器件具有四个正向通道，ISO7341x 器件具有三个正向通道和一个反向通道，ISO7342x 器件具有两个正向通道和两个反向通道。如果出现输入功率或信号损失，默认输出低（器件带有后缀 F）或高（器件不带后缀 F）。有关更多详细信息，请参阅 器件功能模式部分。

器件信息(1)

器件型号 封装 封装尺寸
ISO7340C SOIC (16) 10.30mm x 7.50mm
ISO7340FC
ISO7341C
ISO7341FC
ISO7342C
ISO7342FC
  1. 如需了解所有可用封装，请参阅数据表末尾的可订购产品附录。

简化电路原理图

ISO7340C ISO7340FC ISO7341C ISO7341FC ISO7342C ISO7342FC Simplified_Schematic_sllsei6.gif
VCCI 和 GNDI 分别是输入通道的电源和接地连接。
VCCO 和 GNDO 分别是输出的电源和接地连接。

4 修订历史记录

Changes from F Revision (August 2016) to G Revision

  • Deleted “增强型”Go
  • the production tested note for the UL VRMS value from the Safety-Related CertificationsGo

Changes from E Revision (April 2015) to F Revision

  • Changed the minimum air gap (clearance) parameter (L(I01)) to the external clearance parameterGo
  • Changed the minimum external tracking (creepage) parameter (L(I02)) to the external creepage parameterGo
  • Changed the typ value for the enable propagation delay, high impedance-to-high output parameter of the FC devices and the typ value for the enable propagation delay, high impedance-to-low output parameter of the C devices from 16 to 16000 in the Switching Characteristics—3.3-V Supply table Go
  • Added 接收文档更新通知 部分Go

Changes from D Revision (March 2015) to E Revision

  • 删除了 中的“(VDE V0884-10):2006-12”和“(VDE 0411-1:2011-07)”特性 安全及管理批准：Go
  • 将“（等待审批）”从 的 CSA 组件验收列表项中删除特性Go
  • Deleted IEC from the section title: Insulation and Safety-Related Specifications for DW-16 Package Go
  • Changed the TEST Conditions of CTI in Insulation and Safety-Related Specifications for DW-16 PackageGo
  • Changed the Test Conditions of VISO in Insulation Characteristics Go
  • Changed column CSA in the Safety-Related Certifications table Go
  • Changed From: VCC1 To: VCCI in Switching Characteristics Test Circuit and Voltage Waveforms Go
  • Changed From: VCC1 To: VCCI and From: VCC2 To: VCCO in Common-Mode Transient Immunity Test CircuitGo

Changes from C Revision (December 2014) to D Revision

  • 更改了 中的 DIN V VDE 0884-10 编号特性 安全及监管认证：Go
  • 向 中的 CSA 组件验收列表项添加了“（等待审批）”特性Go
  • 删除了 中的“所有已计划机构认证”特性 安全及监管认证：Go
  • 已更改简化电路原理图：VCC1 更改为 VCCI、VCC2 更改为 VCCO、GND1 更改为 GNDI、GND2 更改为 GNDO。已添加注释 1 和注释 2Go
  • Added Note: "Maximum voltage must not exceed 6 V:" to Absolute Maximum RatingsGo
  • Added "DT1" to the Minimum internal gap in Insulation and Safety-Related Specifications for DW-16 PackageGo
  • Changed VIORM "Maximum repetitive peak voltage" To: "Maximum repetitive peak isolation voltage per DIN V VDE V 0884-10" in Insulation Characteristics Go
  • Changed VIOTM From: "DIN V VDE 0884-10 " To: "DIN V VDE V 0884-10" in Insulation Characteristics Go
  • Changed VIOSM "Maximum surge voltage per DIN V VDE 0884-10 " To: "Maximum surge isolation voltage per DIN V VDE V 0884-100" in Insulation Characteristics Go
  • Changed VIOSM Test Conditions in Insulation Characteristics Go
  • Changed VPR From: "DIN V VDE 0884-10 " To: "DIN V VDE V 0884-10" in Insulation Characteristics Go
  • Changed RS Test Conditions in Insulation and Safety-Related Specifications for DW-16 Package From: TS To: TS = 150°C Go
  • Changed the Safety-Related Certifications table Go
  • Changed title From: " IEC Safety Limiting Values" To: Safety Limiting ValuesGo
  • Changed MIN value for VOH in the Electrical Characteristics From: VCCx - 0.5 To: VCCO - 0.5 Go
  • Changed VCCx To VCCO in Note 1 of the Electrical CharacteristicsGo
  • Changed MIN value for VOH in the Electrical Characteristics From: VCCx - 0.5 To: VCCO - 0.5 Go
  • Changed VCCx To VCCO in Note 1 of the Electrical CharacteristicsGo
  • Changed Function Table Header information From: INPUT-SIDE VCC To: VCCI and OUTPUT-SIDE VCC To: VCCOGo
  • Changed Device I/O Schematics From: VCC To: VCCI on the inputs and VCCO on Output and EnabledGo
  • Moved Typical ISO7340x Circuit Hook-up to Typical ISO7342x-Q1 Circuit Hook-up from the Design Requirements section to the Detailed Design Procedure sectionGo

Changes from B Revision (November 2014) to C Revision

  • Changed the Handling Ratings table to ESD RatingsGo
  • Changed Minimum internal gap MIN value in Insulation and Safety-Related Specifications for DW-16 Package From: 0.014 mm To: 13.5 µmGo
  • Changed Minimum internal gap MIN value in Insulation and Safety-Related Specifications for DW-16 Package From: 13.5 µm To: 13 µmGo
  • Delete text "per DIN V VDE 0884-10" from VIORM in the table in section Insulation Characteristics Go
  • Changed From: VPEAK To VPK in the UNIT column of the table in section Insulation CharacteristicsGo
  • Added VIOSM to the table in section Insulation Characteristics Go
  • Changed the table in Safety-Related Certifications section - removed text "Certified according to", "Approved under", "Recognized under", changed "pending" To: "planned"Go
  • Changed Maximum Repetitive Peak Voltage, 1414 VPK To: Maximum surge voltage , 6000 VPK in the VDE column of the table in section Safety-Related CertificationsGo
  • Changed the ICC2, Supply current, DC to 1 Mbps TYP value From: 3 To 3.2 mA Go
  • Changed the ICC2, Supply current, 10 Mbps TYP value From: 5.1 To 5.6 mA Go
  • Changed the ICC2, Supply current, 25 Mbps TYP value From: 8.6 To 9.3 mA Go
  • Changed the ICC1, Supply current, 10 Mbps TYP value From: 0.8 To 0.9 mA Go
  • Changed the ICC2, Supply current, 10 Mbps TYP value From: 0.3.6 To 3.9 mA Go
  • Changed the ICC2, Supply current, 25 Mbps TYP value From: 5.9 To 6.3 mA Go
  • Added ISO7340 Supply Current vs Data Rate (15-pF Load) and ISO7340x Supply Current vs Data Rate (No Load)Go
  • Changed ISO7341x Supply Current vs Data Rate (No Load)Go

Changes from A Revision (Octoberr 2014) to B Revision

  • Added Test Condition to IEC 60664-1 Ratings Table: Rated mains voltage ≤ 1000 VRMS Go
  • Changed the RIO Test Conditions in Insulation and Safety-Related Specifications for DW-16 Package : Added TA = 25°C at MIN = 1012Go
  • Changed the RIO Test Conditions in Insulation and Safety-Related Specifications for DW-16 Package : Added VIO = 500 V, 100°C ≤ TA ≤ 125°C at MIN = 1011Go
  • Added ISO7341x Supply Current vs Data Rate (15-pF Load) and ISO7341x Supply Current vs Data Rate (No Load)Go

Changes from * Revision (September 2014) to A Revision

  • 将一页产品预览更改成了完整的数据表Go
  • 已更改简化电路原理图，已添加接地符号Go