ZHCSOM7G July   2001  – August 2021 PCF8574A

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 I2C Interface Timing Requirements
    7. 6.7 Switching Characteristics
    8. 6.8 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
      1. 8.2.1 Simplified Block Diagram of Device
      2. 8.2.2 Simplified Schematic Diagram of Each P-Port Input/Output
    3. 8.3 Feature Description
      1. 8.3.1 I2C Interface
      2. 8.3.2 Interface Definition
      3. 8.3.3 Address Reference
    4. 8.4 Device Functional Modes
  9. 9 Application Information Disclaimer
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Minimizing ICC When I/Os Control LEDs
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
    1. 10.1 Power-On Reset Requirements
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Glossary
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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)
  • DGV|20
  • DW|16
  • N|16
  • PW|20
  • RGY|20
散热焊盘机械数据 (封装 | 引脚)
订购信息

4 Revision History

Changes from Revision F (January 2015) to Revision G (August 2021)

  • 将提到的旧术语例全局更改为命令程序和响应程序Go
  • Changed the Thermal Information table.Go
  • Changed Figure 7-2 Responder address from: S0100 To: S0111Go
  • Changed Figure 8-1 Go
  • Changed Note B from: configured as 0100000to: configured as 0111000Go

Changes from Revision E (January 2015) to Revision F (January 2015)

  • Added Junction temperature to the Absolute Maximum Ratings Go
  • Changed Supply Current (A) To: Supply Current (µA) and fSCL = 400 kHz to fSCL = 100 kHz in Figure 6-1 Go
  • Changed Supply Current (A) To: Supply Current (µA) in Figure 6-2 Go
  • Changed Supply Current (A) To: Supply Current (µA) and fSCL = 400 kHz to fSCL = 100 kHz in Figure 6-3 Go

Changes from Revision D (October 2005) to Revision E (January 2015)

  • 添加了应用、器件信息 表、引脚功能 表、ESD 等级 表、热性能信息 表、典型特性、特性说明 部分、器件功能模式、应用和实施 部分、电源相关建议 部分、布局 部分、器件和文档支持 部分以及机械、封装和可订购信息 部分Go
  • 删除了订购信息 表Go