SCLS506D June   2003  – February 2024 SN74AHCT126-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Switching Characteristics
    7. 5.7 Noise Characteristics
    8. 5.8 Operating Characteristics
    9. 5.9 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Balanced CMOS Push-Pull Outputs
      2. 7.3.2 TTL-Compatible CMOS Inputs
      3. 7.3.3 Clamp Diode Structure
      4. 7.3.4 Wettable Flanks
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Power Considerations
        2. 8.2.1.2 Input Considerations
        3. 8.2.1.3 Output Considerations
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support (Analog)
      1. 9.1.1 Related Links
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.5 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC TA = 25°C SN74AHCT126-Q1 UNIT
MIN TYP MAX MIN MAX
VOH IOH = −50 μA 4.5 V 4.4 4.5 4.4 V
IOH = −8 mA 3.94 3.8
VOL IOL = 50 μA 4.5 V 0.1 0.1 V
IOL = 8 mA 0.36 0.44
II VI = 5.5 V or GND 0 V to 5.5 V ±0.1 ±1 μA
IOZ VO = VCC or GND 5.5 V ±0.25 ±2.5 μA
ICC VI = VCC or GND, IO = 0 5.5 V 2 20 μA
∆ICC (1) One input at 3.4 V, Other inputs at VCC or GND 5.5 V 1.35 1.5 mA
Ci VI = VCC or GND 5 V 4 10 pF
Co VO = VCC or GND 5 V 15 pF
(1) This is the increase in supply current for each input at one of the specified TTL voltage levels, rather than 0 V or VCC.