ZHCSS45D November   1998  – April 2024 CD54AC245 , CD54ACT245 , CD74AC245 , CD74ACT245

PRODMIX  

  1.   1
  2. 1 特性
  3. 2 说明
  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 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • N|20
  • DW|20
散热焊盘机械数据 (封装 | 引脚)

3 Pin Configuration and Functions

CD54AC245 CD74AC245 CD54ACT245 CD74ACT245 CD54AC245, CD54ACT245 (CERDIP), CD74AC245, CD74ACT245 (PDIP, SOIC, SSOP) Top ViewFigure 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