SCLS409J May   1998  – March 2023 SN74LV540A

PRODMIX  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Electrical Characteristics
    6. 6.6  Switching Characteristics, VCC = 2.5 V ± 0.2 V
    7. 6.7  Switching Characteristics, VCC = 3.3 V ± 0.3 V
    8. 6.8  Switching Characteristics, VCC = 5 V ± 0.5 V
    9. 6.9  Noise Characteristics
    10. 6.10 Operating Characteristics
    11. 6.11 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Links
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

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

6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)(1)
SN74LV540AUNIT
MINMAX
VCCSupply voltage25.5V
VIHHigh-level input voltageVCC = 2 V1.5V
VCC = 2.3 V to 2.7 VVCC × 0.7
VCC = 3 V to 3.6 VVCC × 0.7
VCC = 4.5 V to 5.5 VVCC × 0.7
VILLow-level input voltageVCC = 2 V0.5V
VCC = 2.3 V to 2.7 VVCC × 0.3
VCC = 3 V to 3.6 VVCC × 0.3
VCC = 4.5 V to 5.5 VVCC × 0.3
VIInput voltage05.5V
VOOutput voltageHigh or low state0VCCV
3-state05.5
IOHHigh-level output currentVCC = 2 V–50µA
VCC = 2.3 V to 2.7 V–2mA
VCC = 3 V to 3.6 V–8
VCC = 4.5 V to 5.5 V–16
IOLLow-level output currentVCC = 2 V50µA
VCC = 2.3 V to 2.7 V2mA
VCC = 3 V to 3.6 V8
VCC = 4.5 V to 5.5 V16
Δt/ΔvInput transition rise or fall rateVCC = 2.3 V to 2.7 V200ns/V
VCC = 3 V to 3.6 V100
VCC = 4.5 V to 5.5 V20
TAOperating free-air temperature–40125°C
(1) All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs (SCBA004).