ZHCSIK1A July   2018  – September 2021 TPS3430-Q1

PRODUCTION DATA  

1. 1 特性
2. 2 應用
3. 3 說明
4. 4 Revision History
5. 5 Pin Configuration and Functions
   1.     Pin 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 Timing Requirements
   7. 6.7 Timing Diagrams
   8. 6.8 Typical Characteristics
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagrams
   3. 7.3 Feature Description
      1. 7.3.1 CRST
      2. 7.3.2 Window Watchdog
         1. 7.3.2.1 SET0 and SET1
            1. 7.3.2.1.1 Enabling the Window Watchdog
            2. 7.3.2.1.2 Disabling the Watchdog Timer When Using the CRST Capacitor
            3. 7.3.2.1.3 SET0 and SET1 During Normal Watchdog Operation
      3. 7.3.3 Window Watchdog Timer
         1. 7.3.3.1 CWD
         2. 7.3.3.2 WDI Functionality
         3. 7.3.3.3 WDO Functionality
   4. 7.4 Device Functional Modes
      1. 7.4.1 VDD is Below VPOR ( VDD < VPOR)
      2. 7.4.2 VDD is Above VPOR And Below VDD (min)( VPOR < VDD < VDD (min))
      3. 7.4.3 Normal Operation (VDD ≥ VDD (min))
8. 8 Application and Implementation
   1. 8.1 Application Information
      1. 8.1.1 CRST Delay
         1. 8.1.1.1 Factory-Programmed Watchdog Reset Delay Timing
         2. 8.1.1.2 CRST Programmable Watchdog Reset Delay
      2. 8.1.2 CWD Functionality
         1. 8.1.2.1 Factory-Programmed Timing Options
         2. 8.1.2.2 CWD Adjustable Capacitor Watchdog Timeout
         3. 8.1.2.3 42
   2. 8.2 Typical Applications
      1. 8.2.1 Monitoring Microcontroller with Watchdog Timer - Design 1
         1. 8.2.1.1 Design Requirements - Design 1
         2. 8.2.1.2 Detailed Design Procedure - Design 1
            1. 8.2.1.2.1 Meeting the Minimum Watchdog Reset Delay - Design 1
            2. 8.2.1.2.2 Setting the Watchdog Window - Design 1
            3. 8.2.1.2.3 Calculating the WDO Pull-up Resistor - Design 1
      2. 8.2.2 Monitoring Microcontroller with a Programmed Window Watchdog Timer - Design 2
         1. 8.2.2.1 Design Requirements - Design 2
         2. 8.2.2.2 Detailed Design Procedure - Design 2
            1. 8.2.2.2.1 Meeting the Minimum Watchdog Reset Delay - Design 2
            2. 8.2.2.2.2 Setting the Watchdog Window - Design 2
            3. 8.2.2.2.3 Calculating the WDO Pull-up Resistor - Design 2
      3. 8.2.3 Monitoring Microcontroller with a Latching Window Watchdog Timer - Design 3
         1. 8.2.3.1 Design Requirements - Design 3
         2. 8.2.3.2 Detailed Design Procedure - Design 3
            1. 8.2.3.2.1 Meeting the Latching Output Requirement - Design 3
            2. 8.2.3.2.2 Setting the Watchdog Window - Design 3
         3. 8.2.3.3 Application Curve - Design 3
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11Device and Documentation Support
    1. 11.1 Device Support
    2. 11.2 Documentation Support
       1. 11.2.1 Related Documentation
    3. 11.3 接收文檔更新通知
    4. 11.4 支持資源
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 術語表
12. 12Mechanical, Packaging, and Orderable Information