ZHCSQ55H April   2004  – March 2022 SN54HC148 , SN74HC148

PRODUCTION DATA  

  1. 1 Features
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 Recommended Operating Conditions (1)
    3. 6.3 Thermal Information
    4. 6.4 Electrical Characteristics
    5. 6.5 Switching Characteristics
    6. 6.6 Operating Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Device Functional Modes
  9. 9 Application Information
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
  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 Electrostatic Discharge Caution
    6. 12.6 术语表
  13. 13Mechanical, 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)
  • NS|16
  • N|16
  • D|16
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.4 Electrical Characteristics

PARAMETER TEST CONDITIONS(1) VCC TA = 25°C SN54HC148 SN74HC148 UNIT
MIN TYP MAX MIN MAX MIN MAX
VOH High-level output voltage IOH = – 20 μA 2 1.9 1.998 1.9 1.9 V
4.5 4.4 4.499 4.4 4.4
6 5.9 5.999 5.9 5.9
IOH = – 4 mA 4.5 3.98 4.3 3.7 3.84
IOH = – 5.2 mA 6 5.48 5.8 5.2 5.34
VOL Low-level output voltage IOL = 20 μA 2 0.002 0.1 0.1 0.1 V
4.5 0.001 0.1 0.1 0.1
6 0.001 0.1 0.1 0.1
IOL = 4 mA 4.5 0.17 0.26 0.4 0.33
IOL = 5.2 mA 6 0.15 0.26 0.4 0.33
II Input hold current VI = VCC or 0 6 ±0.1 ±100 ±1000 ±1000 nA
ICC Supply current VI = VCC or 0. IO = 0 6 8 160 80 μA
Ci Input capacitance 2 to 6 3 10 10 10 pF
(1) VI = VIH or VIL, unless otherwise noted.