SCLS130H December   1982  – February 2025 SN54HC244 , SN54HC244-SP , SN74HC244

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. 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 – SN54HC244
    7. 5.7  Electrical Characteristics – SN74HC244
    8. 5.8  Switching Characteristics
    9. 5.9  Switching Characteristics – CL = 50 pF
    10. 5.10 Switching Characteristics – CL = 150 pF
    11. 5.11 Typical Characteristic
  7. Parameter Measurement Information
  8. 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. 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. Device and Documentation Support
    1. 9.1 Documentation Support
      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

Switching Characteristics

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