SCES881 February   2020 SN74AXCH2T45

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Logic Diagram (Positive Logic)
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin 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, VCCA = 0.7 ± 0.05 V
    7. 6.7  Switching Characteristics, VCCA = 0.8 ± 0.045 V
    8. 6.8  Switching Characteristics, VCCA = 0.9 ± 0.04 V
    9. 6.9  Switching Characteristics, VCCA = 1.2 ± 0.1 V
    10. 6.10 Switching Characteristics, VCCA = 1.5 ± 0.1 V
    11. 6.11 Switching Characteristics, VCCA = 1.8 ± 0.15 V
    12. 6.12 Switching Characteristics, VCCA = 2.5 ± 0.2 V
    13. 6.13 Switching Characteristics, VCCA = 3.3 ± 0.3 V
    14. 6.14 Operating Characteristics: TA = 25°C
  7. 7 Parameter Measurement Information
    1. 7.1 Load Circuit and Voltage Waveforms
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Standard CMOS Inputs
      2. 8.3.2 Balanced High-Drive CMOS Push-Pull Outputs
      3. 8.3.3 Partial Power Down (Ioff)
      4. 8.3.4 VCC Isolation
      5. 8.3.5 Over-voltage Tolerant Inputs
      6. 8.3.6 Glitch-free Power Supply Sequencing
      7. 8.3.7 Negative Clamping Diodes
      8. 8.3.8 Fully Configurable Dual-Rail Design
      9. 8.3.9 Supports High-Speed Translation
    4. 8.4 Bus-Hold Data Inputs
    5. 8.5 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Enable Times
    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 Documentation
    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

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6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)(1)(2)(3)
MIN MAX UNIT
VCCA Supply voltage A 0.65 3.6 V
VCCB Supply voltage B 0.65 3.6 V
VIH High-level input voltage Data Inputs VCCI = 0.65 V - 0.75 V VCCI x 0.70
VCCI = 0.76 V - 1 V VCCI x 0.70
VCCI = 1.1 V - 1.95 V VCCI x 0.65
VCCI = 2.3 V - 2.7 V 1.6
VCCI = 3 V - 3.6 V 2
Control Input (DIR), Referenced to VCCA VCCA = 0.65 V - 0.75 V VCCA x 0.70
VCCA = 0.76 V - 1 V VCCA x 0.70
VCCA = 1.1 V - 1.95 V VCCA x 0.65
VCCA = 2.3 V - 2.7 V 1.6
VCCA = 3 V - 3.6 V 2
VIL Low-level input voltage Data Inputs VCCI = 0.65 V - 0.75 V VCCI x 0.30 V
VCCI = 0.76 V - 1 V VCCI x 0.30
VCCI = 1.1 V - 1.95 V VCCI x 0.35
VCCI = 2.3 V - 2.7 V 0.7
VCCI = 3 V - 3.6 V 0.8
Control Input (DIR), Referenced to VCCA VCCA = 0.65 V - 0.75 V VCCA x 0.30
VCCA = 0.76 V - 1 V VCCA x 0.30
VCCA = 1.1 V - 1.95 V VCCA x 0.35
VCCA = 2.3 V - 2.7 V 0.7
VCCA = 3 V - 3.6 V 0.8
VI Input voltage (3) 0 3.6 V
VO Output voltage Active State 0 VCCO V
Tri-State 0 3.6
Δt/Δv(2) Input transition rise and fall time 10 ns/V
TA Operating free-air temperature –40 125 °C
(1) VCCI is the VCC associated with the input port.
(2) VCCO is the VCC associated with the output port.
(3) 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.