SCES905F July   2019  – January 2024 SN74AXC4T245-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, VCCA = 0.7V ± 0.05V
    7. 5.7  Switching Characteristics, VCCA = 0.8V ± 0.04V
    8. 5.8  Switching Characteristics, VCCA = 0.9V ± 0.045V
    9. 5.9  Switching Characteristics, VCCA = 1.2V ± 0.1V
    10. 5.10 Switching Characteristics, VCCA = 1.5V ± 0.1V
    11. 5.11 Switching Characteristics, VCCA = 1.8V ± 0.15V
    12. 5.12 Switching Characteristics, VCCA = 2.5V ± 0.2V
    13. 5.13 Switching Characteristics, VCCA = 3.3V ± 0.3V
    14. 5.14 Operating Characteristics: TA = 25°C
    15. 5.15 Typical Characteristics
  7. 6 Parameter Measurement Information
    1. 6.1 Load Circuit and Voltage Waveforms
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Standard CMOS Inputs
      2. 7.3.2  Balanced High-Drive CMOS Push-Pull Outputs
      3. 7.3.3  Partial Power Down (Ioff)
      4. 7.3.4  VCC Isolation
      5. 7.3.5  Over-Voltage Tolerant Inputs
      6. 7.3.6  Glitch-Free Power Supply Sequencing
      7. 7.3.7  Negative Clamping Diodes
      8. 7.3.8  Fully Configurable Dual-Rail Design
      9. 7.3.9  I/Os with Integrated Static Pull-Down Resistors
      10. 7.3.10 Supports High-Speed Translation
      11. 7.3.11 Wettable Flanks
    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
      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 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 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)
  • BQB|16
  • PW|16
  • RSV|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

4 Pin Configuration and Functions

GUID-E4745D41-626A-4C61-B288-4CDF99E6D634-low.gifFigure 4-1 PW Package, 16-Pin TSSOP (Top View)
GUID-4E88471E-DEA5-4A6C-A1C5-6E6CF0382DF1-low.gifFigure 4-3 RSV Package, 16-Pin UQFN (Transparent Top View)
GUID-25AF2D90-FB2B-41D5-8F46-641D0419AD2C-low.gifFigure 4-2 BQB/WBQB Package, 16-Pin WQFN (Transparent Top View)
Table 4-1 Pin Functions
PIN NO. TYPE(1) DESCRIPTION
NAME PW RSV BQB
1A1 4 6 4 I/O Input/output 1A1. Referenced to VCCA
1A2 5 7 5 I/O Input/output 1A2. Referenced to VCCA
1B1 13 15 13 I/O Input/output 1B1. Referenced to VCCB
1B2 12 14 12 I/O Input/output 1B2. Referenced to VCCB
1DIR 2 4 2 I Direction-control input for ‘1’ ports. Referenced to VCCA
1 OE 15 1 15 I Tri-state output-mode enable. Pull OE high to place ‘1’ outputs in tri-state mode. Referenced to VCCA
2A1 6 8 6 I/O Input/output 2A1. Referenced to VCCA
2A2 7 9 7 I/O Input/output 2A2. Referenced to VCCA
2B1 11 13 11 I/O Input/output 2B1. Referenced to VCCB
2B2 10 12 10 I/O Input/output 2B2. Referenced to VCCB
2DIR 3 5 3 I Direction-control input for ‘2’ ports. Referenced to VCCA
2 OE 14 16 14 I Tri-state output-mode enable. Pull OE high to place ‘2’ outputs in tri-state mode. Referenced to VCCA
GND 8, 9 10, 11 8, 9 — Ground
VCCA 1 3 1 — A-port power supply voltage. 0.65V ≤ VCCA ≤ 3.6V
VCCB 16 2 16 — B-port power supply voltage. 0.65V ≤ VCCB ≤ 3.6V
(1) I = input, O = output