ZHCSKC4H
May 2008 – October 2021
PRODMIX
1
特性
2
应用
3
描述
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements
6.7
Switching Characteristics
6.8
Timing Diagrams
6.9
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Input Voltage (VDD)
7.3.1.1
VDD Hysteresis
7.3.1.2
VDD Glitch Immunity
7.3.2
Implemented Window-Watchdog Settings
7.3.2.1
Timing Rules of Window-Watchdog
7.3.3
Watchdog Software Considerations
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.1.1
Lower-Boundary Calculation
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Programming Window-Watchdog Using an External Capacitor
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Device Nomenclature
11.2
Documentation Support
11.2.1
Related Documentation
11.3
接收文档更新通知
11.4
支持资源
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
术语表
12
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DBV|6
MPDS026Q
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcskc4h_oa
zhcskc4h_pm
1
特性
符合汽车应用要求
具有符合 AEC-Q100 标准的下列特性:
器件温度等级 1:–40°C 至 +125°C 环境工作温度范围
器件 HBM 分类等级 2
器件 CDM 分类等级 C4B
具有可编程延迟和窗口比率的窗口看门狗
6 引脚 SOT-23 封装
电源电流 9µA(典型值)
具有 25ms 固定延时时间的上电复位发生器
精密电源电压监测器 (V
IT
):
2.5V、3V、3.3V、5V
开漏复位输出