SCLS910A April   2023  – June 2025 SN74AHCT245-Q1

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. 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
    7. 5.7 Noise Characteristics
    8. 5.8 Operating Characteristics
    9. 5.9 Typical Characteristics
  7. Parameter Measurement Information
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
  9. 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 Curves
  10. Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 Support Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  13. 12Revision History
  14. 13Mechanical, Packaging, and Orderable Information

Pin Configuration and Functions

SN74AHCT245-Q1 SN74AHCT245-Q1: PW or DGS Package, 20-Pin
                    TSSOP or VSSOP (Top View)Figure 4-1 SN74AHCT245-Q1: PW or DGS Package, 20-Pin TSSOP or VSSOP (Top View)
Table 4-1 Pin Functions
PINTYPE(1)DESCRIPTION
NAMENO.
DIR1

I

Direction Pin
A12I/OA1 Input/Output
A23I/OA2 Input/Output
A34I/OA3 Input/Output
A45I/OA4 Input/Output
A56I/OA5 Input/Output
A67I/OA6 Input/Output
A78I/OA7 Input/Output
A89I/OA8 Input/Output
GND10

G

Ground Pin
B811I/OB8 Input/Output
B712I/OB7 Input/Output
B613I/OB6 Input/Output
B514I/OB5 Input/Output
B415I/OB4 Input/Output
B316I/OB3 Input/Output
B217I/OB2 Input/Output
B118I/OB1 Input/Output
OE19IOutput Enable
VCC20

P

Power Pin
I = Input, O = Output, P= Positive Supply, G = Ground