ZHCSOM7H
July 2001 – September 2024
PCF8574A
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
I2C Interface Timing Requirements
5.7
Switching Characteristics
5.8
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.2.1
Simplified Block Diagram of Device
7.2.2
Simplified Schematic Diagram of Each P-Port Input/Output
7.3
Feature Description
7.3.1
I2C Interface
7.3.2
Interface Definition
7.3.3
Address Reference
7.4
Device Functional Modes
8
Application Information Disclaimer
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.1.1
Minimizing ICC When I/Os Control LEDs
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.3.1
Power-On Reset Requirements
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Glossary
9.2
Receiving Notification of Documentation Updates
9.3
支持资源
9.4
Trademarks
9.5
静电放电警告
9.6
术语表
10
Revision History
11
Mechanical, 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)
RGY|20
QFND041R
DW|16
QFND313D
订购信息
zhcsom7h_oa
7.2.1
Simplified Block Diagram of Device