ZHCSKT3 February   2020 SN74HCS72

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      施密特触发输入的优势
  4. 4 修订历史记录
  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 Switching Characteristics
    7. 6.7 Timing Characteristics
    8. 6.8 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Balanced CMOS Push-Pull Outputs
      2. 8.3.2 CMOS Schmitt-Trigger Inputs
      3. 8.3.3 Positive and Negative Clamping Diodes
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Output Considerations
        2. 9.2.1.2 Input Considerations
        3. 9.2.1.3 Timing Considerations
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 文档支持
      1. 12.1.1 相关文档
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 Glossary
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.6 Switching Characteristics

CL = 50 pF; over operating free-air temperature range; typical values measured at TA = 25°C (unless otherwise noted). See Parameter Measurement Information
PARAMETER FROM (INPUT) TO (OUTPUT) VCC MIN TYP MAX UNIT
fmax Max switching frequency 2 V 20 31 MHz
4.5 V 64 95
6 V 74 105
tpd Propagation delay PRE or CLR Q or Q 2 V 19 42 ns
4.5 V 8 19
6 V 7 15
CLK Q or Q 2 V 19 42 ns
4.5 V 8 19
6 V 7 15
tt Transition-time(1) Q or Q 2 V 9 16 ns
4.5 V 5 9
6 V 4 8
(1) tt = tr or tf, whichever is larger
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