SCAS515G June   1995  – March 2024 SN54ACT240 , SN74ACT240

PRODMIX  

  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 Recommended Operating Conditions
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Switching Characteristics
    6. 5.6 Operating 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
    4. 7.4 Device Functional Modes
  9. 8 Device and Documentation Support
    1. 8.1 Receiving Notification of Documentation Updates
    2. 8.2 Support Resources
    3. 8.3 Trademarks
    4. 8.4 Electrostatic Discharge Caution
    5. 8.5 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • DB|20
  • RKS|20
  • NS|20
  • N|20
  • DGS|20
  • DW|20
  • PW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.5 Switching Characteristics

over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Load Circuit and Voltage Waveforms)
PARAMETER FROM (INPUT) TO (OUTPUT) TA = 25°C SN54ACT240 SN74ACT240 UNIT
MIN TYP MAX MIN MAX MIN MAX
tPLH A Y 1.5 6 8.5 1 9.5 1.5 9.5 ns
tPHL 1.5 5.5 7.5 1 9 1.5 8.5
tPZH OE Y 1.5 7 8.5 1 10 1 9.5 ns
tPZL 2 7 9.5 1 11.5 1.5 10.5
tPHZ OE Y 2 8 9.5 1 11 2 10.5 ns
tPLZ 2.5 6.5 10 1 11.5 2 10.5