SCES876A August   2018  – January 2019 SN74AXCH8T245

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Typical Application Schematic
  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 V
    7. 6.7  Switching Characteristics, VCCA = 0.8 V
    8. 6.8  Switching Characteristics, VCCA = 0.9 V
    9. 6.9  Switching Characteristics, VCCA = 1.2 V
    10. 6.10 Switching Characteristics, VCCA = 1.5 V
    11. 6.11 Switching Characteristics, VCCA = 1.8 V
    12. 6.12 Switching Characteristics, VCCA = 2.5 V
    13. 6.13 Switching Characteristics, VCCA = 3.3 V
    14. 6.14 Operating Characteristics: TA = 25°C
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Up-Translation and Down-Translation From 0.65 V to 3.6 V
      2. 8.3.2 Multiple Direction Control Pins
      3. 8.3.3 Bus-Hold Circuitry
      4. 8.3.4 Ioff Supports Partial-Power-Down Mode Operation
    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 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted) (1)(2)(3)
MIN MAX UNIT
VCCA Supply voltage 0.65 3.6 V
VCCB Supply voltage 0.65 3.6 V
VIH High-level input voltage Data inputs VCCI = 0.65 V - 0.75 V VCCI  × 0.70 V
VCCI = 0.76 V - 1 V VCCI  × 0.70
VCCI = 1.1 V - 1.95 V VCCI  × 0.65
VCCI = 2.3 V - 2.7 V 1.6
VCCI = 3 V - 3.6 V 2
Control inputs
(DIR, OE)
Referenced to VCCA 		VCCA = 0.65 V - 0.75 V VCCA × 0.70
VCCA = 0.76 V - 1 V VCCA  × 0.70
VCCA = 1.1 V - 1.95 V VCCA  × 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 × 0.30 V
VCCI = 0.76 V - 1 V VCCI  × 0.30
VCCI = 1.1 V - 1.95 V VCCI  × 0.35
VCCI = 2.3 V - 2.7 V 0.7
VCCI = 3 V - 3.6 V 0.8
Control inputs
(DIR, OE)
Referenced to VCCA 		VCCA = 0.65 V - 0.75 V VCCA  × 0.30
VCCA = 0.76 V - 1 V VCCA  × 0.30
VCCA = 1.1 V - 1.95 V VCCA  × 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(2) V
Tri-state 0 3.6
Δt/Δv Input transition rise or fall rate 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 data inputs of the device must be held at VCCI or GND to ensure proper device operation. See the Implications of Slow or Floating CMOS Inputs application report.