ZHCSX07B November 2004 – August 2024 CD74HC4538-Q1
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
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)
- PW|16
- D|16
散热焊盘机械数据 (封装 | 引脚)
订购信息
6.3 Device Functional Modes
Table 6-1 Function Table
| INPUTS | OUTPUTS | |||
|---|---|---|---|---|
| R | A | B | Q | Q |
| L | X | X | L | H |
| X | H | X | L | H |
| X | X | L | L | H |
| H | L | ↓ |  |
 |
| H | ↑ | H | |
|
Table 6-2 Functional Terminal
Connections
| FUNCTION | VCC TO TERMINAL NUMBER | GND TO TERMINAL NUMBER | INPUT PULSE TO TERMINAL NUMBER | OTHER CONNECTIONS | ||||
|---|---|---|---|---|---|---|---|---|
| MONO(1) | MONO(2) | MONO(1) | MONO(2) | MONO(1) | MONO(2) | MONO(1) | MONO(2) | |
| Leading-edge trigger/retriggerable | 3, 5 | 11, 13 | 4 | 12 | ||||
| Leading-edge trigger/nonretriggerable | 3 | 13 | 4 | 12 | 5−7 | 11−9 | ||
| Trailing-edge trigger/retriggerable | 3 | 13 | 4 | 12 | 5 | 11 | ||
| Trailing-edge trigger/nonretriggerable | 3 | 13 | 5 | 11 | 4−6 | 12−10 | ||
(1) A retriggerable one-shot
multivibrator has an output pulse width that is extended one full time
period (T) after application of the last trigger pulse.
(2) A nontriggerable one-shot
multivibrator has a time period (T) referenced from the application of the
first trigger pulse.
Input Pulse Train
Nonretriggerable Mode Pulse Width (A
Mode)
Retriggerable Mode Pulse Width (A
Mode)