ZHCSQ56F March   1984  – March 2022 SN54HCT138 , SN74HCT138

PRODUCTION DATA  

  1. 特性
  2. 说明
  3. Revision History
  4. Pin Configuration and Functions
  5. Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions (1)
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Switching Characteristics
    6. 5.6 Operating Characteristics
  6. Parameter Measurement Information
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  8. Power Supply Recommendations
  9. Layout
    1. 9.1 Layout Guidelines
  10. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 接收文档更新通知
    3. 10.3 支持资源
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 术语表
  11. 11Mechanical, Packaging, and Orderable Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • W|16
  • J|16
  • FK|20
散热焊盘机械数据 (封装 | 引脚)
订购信息

Recommended Operating Conditions(1)

SN54HCT138SN74HCT138UNIT
MINNOMMAXMINNOMMAX
VCCSupply voltage4.555.54.555.5V
VIHHigh-level input voltageVCC = 4.5 V to 5.5 V22V
VILLow-level input voltageVCC = 4.5 V to 5.5 V0.80.8V
VIInput voltage0VCC0VCCV
VOOutput voltage0VCC0VCCV
ttInput transition rise/fall time500500ns
TAOperating free-air temperature-55125-4085°C
All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report Implications of Slow or Floating SMOS Inputs, literature number SCBA004.