SCLS264R December   1995  – February 2024 SN54AHCT125 , SN74AHCT125

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 Recommended Operating Conditions #GUID-C584B3C3-85AF-4F58-8781-0C1F02DBE148/SCLS2644195
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Switching Characteristics
    6. 5.6 Noise Characteristics
    7. 5.7 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
    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 Application Curves
    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)
  • D|14
  • RGY|14
  • DB|14
  • DGV|14
  • PW|14
  • BQA|14
  • N|14
  • NS|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Pin Configuration and Functions

GUID-20230612-SS0I-9BXW-LLJZ-4C20GMJ11TW6-low.svgFigure 4-1 SN54AHCT125 J or W Package,
SN74AHCT125 D, DB, DGV, N, NS, or PW Package (Top View)
GUID-20230612-SS0I-TCFF-KH0K-TC0STSZD00DQ-low.svgFigure 4-3 SN54AHCT125 FK Package, (Top View)
GUID-20230612-SS0I-NKCS-KBZF-CZCWJ92FJTRS-low.svgFigure 4-2 SN74AHCT125 RGY or BQA Package (Top View)
Table 4-1 Pin Functions
PINI/ODESCRIPTION
NAME

D, DB, DGV, N,
NS, J, W, PW, RGY or BQA

FK

1 OE12IOutput enable for gate 1
1A23IGate 1 input
1Y34OGate 1 output
2 OE46IOutput enable for gate 2
2A58IGate 2 input
2Y69OGate 2 output
3 OE1014IOutput enable for gate 3
3A913IGate 3 input
3Y812OGate 3 output
4 OE1319IOutput enable for gate 4
4A1218IGate 4 input
4Y1116OGate 4 output
GND710—Ground pin
NC—1, 5, 7,
11, 15, 17		—No internal connection
VCC1420—Power pin