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ISOW14x2 具有集成式高效低辐射低噪声直流/直流转换器的隔离式 RS-485/RS-422 收发器
ZHCSNF0B
May 2018 – October 2021
ISOW1412
,
ISOW1432
PRODMIX
CONTENTS
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ISOW14x2 具有集成式高效低辐射低噪声直流/直流转换器的隔离式 RS-485/RS-422 收发器
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
8.1
Absolute Maximum Ratings
8.2
Recommended Operating Conditions
8.3
Thermal Information
8.4
Power Ratings
8.5
Insulation Specifications
8.6
Safety-Related Certifications
8.7
Safety Limiting Values
8.8
Electrical Characteristics
8.9
Supply Current Characteristics at VISOOUT = 3.3 V
8.10
Supply Current Characteristics at VISOOUT = 5 V
8.11
Switching Characteristics at VISOOUT = 3.3 V
8.12
Switching Characteristics at VISOOUT = 5 V
8.13
Insulation Characteristics Curves
8.14
Typical Characteristics
9
Parameter Measurement Information
10
Detailed Description
10.1
Overview
10.2
Power Isolation
10.3
Signal Isolation
10.4
RS-485
10.5
Functional Block Diagram
10.6
Feature Description
10.6.1
Power-Up and Power-Down Behavior
10.6.2
Protection Features
10.6.3
Failsafe Receiver
10.6.4
Glitch-Free Power Up and Power Down
10.7
Device Functional Modes
10.8
Device I/O Schematics
11
Application and Implementation
11.1
Application Information
11.2
Typical Application
11.2.1
Design Requirements
11.2.2
Detailed Design Procedure
11.2.2.1
Data Rate, Bus Length and Bus Loading
11.2.2.2
Stub Length
11.2.2.3
Insulation Lifetime
12
Power Supply Recommendations
13
Layout
13.1
Layout Guidelines
13.2
Layout Example
14
Device and Documentation Support
14.1
Documentation Support
14.1.1
Related Documentation
14.2
Receiving Notification of Documentation Updates
14.3
支持资源
14.4
Trademarks
14.5
Electrostatic Discharge Caution
14.6
术语表
15
Mechanical, Packaging, and Orderable Information
重要声明
封装选项
机械数据 (封装 | 引脚)
DFM|20
MCSS009
散热焊盘机械数据 (封装 | 引脚)
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