ZHCSWD7B December 1998 – May 2024 CD54AC541 , CD54ACT540 , CD54ACT541 , CD74AC540 , CD74AC541 , CD74ACT540 , CD74ACT541
PRODUCTION DATA
- 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)
- DW|20
散热焊盘机械数据 (封装 | 引脚)
3 Pin Configuration and Functions
Figure 3-1 CDx4AC540,
CDx4ACT540
Figure 3-2 CDx4AC541,
CDx4ACT541Table 3-1 Pin Functions
| PIN | |||
|---|---|---|---|
| NO. | NAME | I/O1 | DESCRIPTION |
| !MR | 1 | I | Master reset, active low |
| Q0 | 2 | O | Output Q0 |
| D0 | 3 | I | Input D0 |
| D1 | 4 | I | Input D1 |
| Q1 | 5 | O | Output Q1 |
| Q2 | 6 | O | Output Q2 |
| D2 | 7 | I | Input D2 |
| D3 | 8 | I | Input D3 |
| Q3 | 9 | O | Output Q3 |
| GND | 10 | - | Ground |
| CP | 11 | I | Clock, rising edge triggered |
| Q4 | 12 | O | Output Q4 |
| D4 | 13 | I | Input D4 |
| D5 | 14 | I | Input D5 |
| Q5 | 15 | O | Output Q5 |
| Q6 | 16 | O | Output Q6 |
| D6 | 17 | I | Input D6 |
| D7 | 18 | I | Input D7 |
| Q7 | 19 | O | Output Q7 |
| VCC | 20 | - | Supply |
- I = input, O = output, P = power, FB = feedback, GND = ground, N/A = not applicable