SCASE09 June   2024 SN74ACT138-Q1

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 Switching Characteristics
    7. 5.7 Typical 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
      2. 7.3.2 TTL-Compatible CMOS Inputs
      3. 7.3.3 Wettable Flanks
      4. 7.3.4 Clamp Diode Structure
    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
        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 Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 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)
  • PW|16
  • BQB|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

8.4.2 Layout Example

SN74ACT138-Q1 Example Trace Corners for Improved Signal Integrity Figure 8-3 Example Trace Corners for Improved Signal Integrity
SN74ACT138-Q1 Example Bypass Capacitor Placement for TSSOP and Similar PackagesFigure 8-4 Example Bypass Capacitor Placement for TSSOP and Similar Packages
SN74ACT138-Q1 Example Bypass Capacitor Placement for SOT, SC70 and Similar PackagesFigure 8-6 Example Bypass Capacitor Placement for SOT, SC70 and Similar Packages
SN74ACT138-Q1 Example Bypass Capacitor Placement for WQFN and Similar PackagesFigure 8-5 Example Bypass Capacitor Placement for WQFN and Similar Packages
SN74ACT138-Q1 Example Damping Resistor Placement for Improved Signal Integrity Figure 8-7 Example Damping Resistor Placement for Improved Signal Integrity