SCHS245D November   1998  – April 2024 CD54AC245 , CD54ACT245 , CD74AC245 , CD74ACT245

PRODMIX  

  1.   1
  2. 1 Features
  3. 2 Description
  4. 3 Pin Configuration and Functions
  5. 4 Specifications
    1. 4.1 Absolute Maximum Ratings
    2. 4.2 Recommended Operating Conditions
    3. 4.3 Thermal Information
    4. 4.4 Electrical Characteristics
    5. 4.5 Switching Characteristics
    6. 4.6 Timing Diagrams
  6. 5 Parameter Measurement Information
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
      2. 7.2.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Links
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • N|20
  • DW|20
Thermal pad, mechanical data (Package|Pins)

3 Pin Configuration and Functions

GUID-20230202-SS0I-CKRP-RPZG-KFLM6V0KGH0T-low.pngFigure 3-1 CD54AC245, CD54ACT245 (CERDIP), CD74AC245, CD74ACT245 (PDIP, SOIC, SSOP) Top View
Pin Functions
PIN TYPE1 DESCRIPTION
NO. NAME
1 DIR I/O Direction Pin
2 A0 I/O A1 Input/Output
3 A1 I/O A2 Input/Output
4 A2 I/O A3 Input/Output
5 A3 I/O A4 Input/Output
6 A4 I/O A5 Input/Output
7 A5 I/O A6 Input/Output
8 A6 I/O A7 Input/Output
9 A7 I/O A8 Input/Output
10 GND — Ground Pin
11 B7 I/O B7 Input/Output
12 B6 I/O B6 Input/Output
13 B5 I/O B5 Input/Output
14 B4 I/O B4 Input/Output
15 B3 I/O B3 Input/Output
16 B2 I/O B2 Input/Output
17 B1 I/O B1 Input/Output
18 B0 I/O B0 Input/Output
19 OE I/O Output Enable
20 VCC — Power Pin
(1) Signal Types: I = Input, O = Output, I/O = Input or Output