SCLS130I December   1982  – February 2026 SN54HC244 , SN74HC244

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  Electrical Characteristics – -55°C – 125°C
    7. 5.7  Electrical Characteristics – -40°C – 125°C
    8. 5.8  Electrical Characteristics – -40°C – 85°C
    9. 5.9  Switching Characteristics
    10. 5.10 Switching Characteristics – CL = 50pF
    11. 5.11 Switching Characteristics – CL = 150pF
    12. 5.12 Typical Characteristic
  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 Standard CMOS Inputs
    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
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout Guidelines
      1. 8.4.1 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Documentation Support
    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

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • W|20
  • J|20
  • FK|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.9 Switching Characteristics

TA = 25°C (unless otherwise noted; see Figure 6-1)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
tpdFrom A (input) to Y (output)VCC = 2VCL = 50pF40115ns
CL = 150pF56165
VCC = 4.5VCL = 50pF1323
CL = 150pF1833
VCC = 6VCL = 50pF1120
CL = 150pF1528
tenFrom OE (input) to Y (output)VCC = 2VCL = 50pF75150ns
CL = 150pF100200
VCC = 4.5VCL = 50pF1530
CL = 150pF2040
VCC = 6VCL = 50pF1326
CL = 150pF1734
tdisFrom OE (input) to Y (output)VCC = 2VCL = 50pF75150ns
VCC = 4.5VCL = 50pF1530
VCC = 6VCL = 50pF1326
ttTo Y (output)VCC = 2VCL = 50pF2860ns
CL = 150pF45210
VCC = 4.5VCL = 50pF812
CL = 150pF1742
VCC = 6VCL = 50pF610
CL = 150pF1336