ZHCSSX0C July   2003  – July 2024 SN74AHC244-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 说明
  4. 3 Pin Configuration and Functions
  5. 4 Specifications
    1. 4.1 Absolute Maximum Ratings
    2. 4.2 ESD Ratings
    3. 4.3 Recommended Operating Conditions
    4. 4.4 Thermal Information
    5. 4.5 Electrical Characteristics
    6. 4.6 Switching Characteristics
    7. 4.7 Switching Characteristics
    8. 4.8 Noise Characteristics
    9. 4.9 Operating Characteristics
  6. 5 Parameter Measurement Information
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
    3. 7.3 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

4.6 Switching Characteristics

over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Load Circuit and Voltage Waveforms)
PARAMETER FROM (INPUT) TO (OUTPUT) LOAD CAPACITANCE TA = 25°C MIN MAX UNIT
MIN TYP MAX
tPLH A Y CL = 15 pF 5.8 8.4 1 10 ns
tPHL 5.8 8.4 1 10
tPZH OE Y CL = 15 pF 6.6 10.6 1 12.5 ns
tPZL 6.6 10.6 1 12.5
tPHZ OE Y CL = 15 pF 5 9.7 1 11 ns
tPLZ 5 9.7 1 11
tPLH A Y CL = 50 pF 8.3 11.9 1 13.5 ns
tPHL 8.3 11.9 1 13.5
tPZH OE Y CL = 50 pF 9.1 14.1 1 16 ns
tPZL 9.1 14.1 1 16
tPHZ OE Y CL = 50 pF 10.3 14 1 16 ns
tPLZ 10.3 14 1 16