SCAS293M January   1993  – June 2026 SN74LVC240A

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5.   5
  6.   6
  7. 4 Pin Configuration and Functions
  8. 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, –40°C to 85°C
    7. 5.7 Switching Characteristics, –40°C to 125°C
    8. 5.8 Operating Characteristics
    9. 5.9 Typical Characteristics
  9. 6 Parameter Measurement Information
  10. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Balanced CMOS 3-State Outputs
      2. 7.3.2 Partial Power Down (Ioff)
      3. 7.3.3 Standard CMOS Inputs
      4. 7.3.4 Clamp Diode Structure
    4. 7.4 Device Functional Modes
  11. 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
  12. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    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
  13.   49
  14. 10Revision History
  15. 11Mechanical, Packaging, and Orderable Information

5.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)(1)
MIN MAX UNIT
VCC Supply voltage Operating 1.65 3.6 V
Data retention only 1.5
VIH High-level input voltage VCC = 1.65V to 1.95V 0.65 × VCC V
VCC = 2.3V to 2.7V 1.7
VCC = 2.7V to 3.6V 2
VIL Low-level input voltage VCC = 1.65V to 1.95V 0.35 × VCC V
VCC = 2.3V to 2.7V 0.7
VCC = 2.7V to 3.6V 0.8
VI Input voltage 0 5.5 V
VO Output voltage High or low state 0 VCC V
3-state 0 5.5
IOH High-level output current VCC = 1.65V –4 mA
VCC = 2.3V –8
VCC = 2.7V –12
VCC = 3V –24
IOL Low-level output current VCC = 1.65V 4 mA
VCC = 2.3V 8
VCC = 2.7V 12
VCC = 3V 24
Δt/Δv Input transition rise or fall rate 6 ns/V
TA Operating free-air temperature –40 125 °C
(1) All unused inputs of the device must be held at VCC or GND to verify proper device operation. Refer to the TI application note, Implications of Slow or Floating CMOS Inputs.