ZHCSO90A november   2022  – april 2023 TPS36-Q1

PRODUCTION DATA  

  1.   1
  2. 特性
  3. 应用
  4. 说明
  5. Revision History
  6. 器件比较
  7. Pin Configuration and Functions
  8. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Requirements
    7. 7.7 Switching Characteristics
    8. 7.8 Timing Diagrams
    9. 7.9 Typical Characteristics
  9. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Voltage Supervisor
      2. 8.3.2 Window Watchdog Timer
        1. 8.3.2.1 tWC (Close Window) Timer
        2. 8.3.2.2 tWO (Open Window) Timer
        3. 8.3.2.3 Watchdog Enable Disable Operation
        4. 8.3.2.4 tSD Watchdog Start Up Delay
        5. 8.3.2.5 SET Pin Behavior
      3. 8.3.3 Manual RESET
      4. 8.3.4 RESET and WDO Output
    4. 8.4 Device Functional Modes
  10. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 CRST Delay
        1. 9.1.1.1 Factory-Programmed Reset Delay Timing
        2. 9.1.1.2 Adjustable Capacitor Timing
      2. 9.1.2 Watchdog Window Functionality
        1. 9.1.2.1 Factory-Programmed watchdog Timing
        2. 9.1.2.2 Adjustable Capacitor Timing
    2. 9.2 Typical Applications
      1. 9.2.1 Design 1: Monitoring Microcontroller Supply and Watchdog During Operational and Sleep Modes
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Setting Voltage Threshold
          2. 9.2.1.2.2 Determining Window Timings During Operation and Sleep Modes
          3. 9.2.1.2.3 Meeting the Minimum Reset Delay
          4. 9.2.1.2.4 Setting the Watchdog Window
          5. 9.2.1.2.5 Calculating the RESET Pullup Resistor
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 接收文档更新通知
    2. 10.2 支持资源
    3. 10.3 Trademarks
    4. 10.4 静电放电警告
    5. 10.5 术语表
  12. 11Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
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订购信息

特性

  • 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的环境工作温度范围
  • 出厂编程或用户可编程的看门狗超时
    • ±10% 精确计时器(最大值)
    • 出厂编程的关闭窗口:1 毫秒至 100 秒
  • 出厂编程或用户可编程的复位延迟
    • ±10% 精确计时器(最大值)
    • 出厂编程选项:2 毫秒至 10 秒
  • 输入电压范围:VDD = 1.04 V 至 6.0 V
  • 固定阈值电压 (VIT-):1.05 V 至 5.4 V
    • 步长为 50mV 的阈值电压
    • 1.2% 电压阈值精度(最大值)
    • 内置迟滞 (VHYS):5%(典型值)
  • 超低电源电流:IDD = 250nA(典型值)
  • 开漏、推挽;低电平有效输出
  • 各种可编程选项:
    • 看门狗启用/禁用
    • 看门狗启动延迟:无延迟至 10 秒
    • 打开窗口与关闭窗口比率选项:1X 至 511X
    • 锁存输出选项
  • MR 功能支持