ZHCSVB7N December 1995 – July 2024 SN54AHC540 , SN74AHC540
PRODUCTION DATA
- 1
- 1 特性
- 2 应用
- 3 说明
- 4 Pin Configuration and Functions
-
5 Specifications
- 5.1 Absolute Maximum Ratings
- 5.2 ESD Ratings
- 5.3 Recommended Operating Conditions
- 5.4 Thermal Information
- 5.5 Electrical Characteristics
- 5.6 Switching Characteristics, VCC = 3.3 V ± 0.3 V
- 5.7 Switching Characteristics, VCC = 5 V ± 0.5 V
- 5.8 Noise Characteristics
- 5.9 Operating Characteristics
- 5.10 Typical Characteristics
- 6 Parameter Measurement Information
- 7 Detailed Description
- 8 Application and Implementation
- 9 Device and Documentation Support
- 10Revision History
- 11Mechanical, Packaging, and Orderable Information
封装选项
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)
- W|20
- FK|20
散热焊盘机械数据 (封装 | 引脚)
订购信息
3 说明
SNx4AHC540 八通道缓冲器/驱动器非常适合用于驱动总线或缓冲存储器地址寄存器。该类器件在封装的相对两侧具有输入端和输出端，有助于印刷电路板布局布线。
器件信息
| 器件型号 | 封装（引脚）(1) | 本体尺寸（标称值） |
|---|---|---|
| SN74AHC540N | PDIP (20) | 25.40mm × 6.35mm |
| SN74AHC540DB | SSOP (20) | 7.50mm × 5.30mm |
| SN74AHC540PW | TSSOP (20) | 6.50mm × 4.40mm |
| SN74AHC540DGV | TVSOP (20) | 5.00mm × 4.40mm |
| SN74AHC540DW | SOIC (20) | 12.80mm × 7.50mm |
| SNJ54AHC540FK | LCCC (20) | 9.0mm x 9.0mm |
| SNJ54AHC540W | CFP (20) | 13.72mm x 8.13mm |
(1) 如需了解所有可用封装，请参阅数据表末尾的可订购米6体育平台手机版_好二三四附录。
简化版原理图