ZHCSQ45A
january 2023 – july 2023
THVD1454
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
ESD Ratings [IEC]
6.4
Recommended Operating Conditions
6.5
Thermal Information
6.6
Power Dissipation
6.7
Electrical Characteristics
6.8
Switching Characteristics_500 kbps
6.9
Switching Characteristics_20 Mbps
6.10
Switching Characteristics_Termination resistor
6.11
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagrams
8.3
Feature Description
8.4
Device Functional Modes
8.4.1
On-Chip Switchable Termination
8.4.2
Operational Data rate
8.4.3
Protection Features
9
Application Information Disclaimer
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.1.1
Data Rate and Bus Length
9.2.1.2
Stub Length
9.2.1.3
Bus Loading
9.2.1.4
Receiver Failsafe
9.2.1.5
Transient Protection
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Device Support
10.1.1
第三方产品免责声明
10.2
接收文档更新通知
10.3
支持资源
10.4
Trademarks
10.5
静电放电警告
10.6
术语表
11
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DRC|10
MPDS117L
散热焊盘机械数据 (封装 | 引脚)
DRC|10
QFND647
订购信息
zhcsq45a_oa
zhcsq45a_pm
1
特性
符合或超出 TIA/EIA-485A 标准要求
3V 至 5.5V 电源电压
差分输出超过 2.1V,在 5V 电源下与 PROFIBUS 兼容
半双工 RS-422/RS-485
总线引脚之间的引脚控制片上 120Ω 端接电阻
最大数据速率可配置
SLR = 高:500kbps
SLR = 低电平或悬空:20Mbps
总线 I/O 保护
±16kV HBM ESD
±8kV IEC 61000-4-2 接触放电
±15kV IEC 61000-4-2 空气间隙放电
±4kV IEC 61000-4-4 快速瞬变脉冲
±16V 总线故障保护(总线引脚上的绝对最大电压)
工业级工作温度范围:
-40°C 至 125°C
低功耗
关断电源电流 < 5µA
运行期间静态电流 < 3mA
适用于热插拔功能的无干扰上电/断电
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)
节省空间的小型高效散热型 10 引脚 VSON 封装 (3mm x 3mm)