SCLS131F December   1982  – August 2022 SN54HC245 , SN74HC245

PRODUCTION DATA  

  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, CL = 50 pF
    7. 6.7 Switching Characteristics, CL = 150 pF
    8. 6.8 Operating Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 17
  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 Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Related Links
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • W|20
  • J|20
  • FK|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.5 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS VCC TA = 25°C SN54HC245 SN74HC245 UNIT
MIN TYP MAX MIN MAX MIN MAX
VOH High-Level Output Voltage VI = VIH or VIL IOH = –20 µA 2 V 1.9 1.998 1.9 1.9 V
4.5 V 4.4 4.499 4.4 4.4
6 V 5.9 5.999 5.9 5.9
IOH = –6 mA 4.5 V 3.98 4.3 3.7 3.84
IOH = –7.8 mA 6 V 5.48 5.8 5.2 5.34
VOL Low-Level Output Voltage VI = VIH or VIL IOL = 20 µA 2 V 0.002 0.1 0.1 0.1 V
4.5 V 0.001 0.1 0.1 0.1
6 V 0.001 0.1 0.1 0.1
IOL = 6 mA 4.5 V 0.17 0.26 0.4 0.33
IOL = 7.8 mA 6 V 0.15 0.26 0.4 0.33
II Input Current DIR or OE VI = VCC or 0 6 V ±0.1 ±100 ±1000 ±1000 nA
IOZ Off-State (High-Impedance State) Output Current A or B VO = VCC or 0 6 V ±0.01 ±0.5 ±10 ±5 µA
ICC Supply Current VI = VCC or 0, IO = 0 6 V 8 160 80 µA
Ci Input Capacitance DIR or OE 2 V to 6 V 3 10 10 10 pF