ZHCSS45D November 1998 – April 2024 CD54AC245 , CD54ACT245 , CD74AC245 , CD74ACT245
PRODMIX
- 1
- 1 特性
- 2 说明
- 3 Pin Configuration and Functions
- 4 Specifications
- 5 Parameter Measurement Information
- 6 Detailed Description
- 7 Application and Implementation
- 8 Device and Documentation Support
- 9 Revision History
- 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)
- J|20
散热焊盘机械数据 (封装 | 引脚)
3 Pin Configuration and Functions
Figure 3-1 CD54AC245, CD54ACT245
(CERDIP), CD74AC245, CD74ACT245 (PDIP, SOIC, SSOP) Top ViewPin 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