ZHCS194B June   2011  – July 2024 SN74AC14-Q1

PRODMIX  

  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 Recommend Operating Conditions
    3. 4.3 Thermal Information
    4. 4.4 Electrical Characteristics
    5. 4.5 Switching Characteristics, VCC = 5 V ± 0.5 V
    6. 4.6 Switching Characteristics, VCC = 3.3 V ± 0.3 V
    7. 4.7 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
      2. 7.2.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Links
    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

4.4 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC TA = 25°C MIN MAX UNIT
MIN TYP MAX
VT+
Positive-going
threshold		 3 V 0.8 1.8 2.2 0.8 2.2 V
4.5 V 1.5 2.6 3.2 1.5 3.2
5.5 V 1.6 3.2 3.9 1.6 3.9
VT-
Negative-going
threshold		 3 V 0.5 0.8 1 0.5 1.2 V
4.5 V 0.9 1.4 1.8 0.9 1.8
5.5 V 1.1 1.8 2.3 1.1 2.3
ΔVT
Hysteresis
(VT+ - VT-)		 3 V 0.3 1 1.2 0.3 1.2 V
4.5 V 0.4 1.2 1.4 0.4 1.4
5.5 V 0.5 1.4 1.6 0.5 1.6
VOH IOH = -50 μA 3 V 2.9 2.9 V
4.5 V 4.4 4.4
5.5 V 5.4 5.4
IOH = -12 mA 3 V 2.56 2.4
IOH = -24 mA 4.5 V 3.86 3.7
5.5 V 4.86 4.7
VOL IOL = 50 μA 3 V 0.1 0.1 V
4.5 V 0.1 0.1
5.5 V 0.1 0.1
IOL = 12 mA 3 V 0.36 0.5
IOL = 24 mA 4.5 V 0.36 0.5
5.5 V 0.36 0.5
II VI = VCC or GND 5.5 V ±0.1 ±1 μA
ICC VI = VCC or GND, IO = 0 5.5 V 2 40 μA
Ci VI = VCC or GND 5 V 4.5 pF