ZHCSRP7A September   2020  – June 2021 SN74HCS137

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
    1.     4
    2.     5
  4. Revision History
  5. Pin Configuration and Functions
    1.     8
    2.     9
  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 Characteristics
    7. 6.7 Switching Characteristics
    8. 6.8 Operating Characteristics
    9. 6.9 Typical Characteristics
  7. Parameter Measurement Information
  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 Clamp Diode Structure
    4. 8.4 Device Functional Modes
  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 Power Considerations
        2. 9.2.1.2 Input Considerations
        3. 9.2.1.3 Output 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. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 接收文档更新通知
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13Mechanical, Packaging, and Orderable Information

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

说明

SN74HCS137 是一款 3 线至 8 线解码器,具有锁存地址输入、一个标准输出选通 (G0) 和一个低电平有效的输出选通 (G1)。当锁存使能 (LE) 输入为低电平时,该器件充当标准 3 线至 8 线解码器。当锁存使能 (LE) 输入为高电平时,地址锁存器保持其先前的状态。当输出受到任一选通输入控制时,这些输出全都强制进入高电平状态。当其中一个或两个选通输入未禁用输出时,只有选定输出为低电平,而所有其他输出为高电平。