ZHCSO56E January 1998 – May 2021 CD54HC74 , CD74HC74
PRODUCTION DATA
請參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| PIN | I/O | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| 1 CLR | 1 | Input | Channel 1, Clear Input, Active Low |
| 1D | 2 | Input | Channel 1, Data Input |
| 1CLK | 3 | Input | Channel 1, Positive edge triggered clock input |
| 1 PRE | 4 | Input | Channel 1, Preset Input, Active Low |
| 1Q | 5 | Output | Channel 1, Output |
| 1 Q | 6 | Output | Channel 1, Inverted Output |
| GND | 7 | — | Ground |
| 2 Q | 8 | Output | Channel 2, Inverted Output |
| 2Q | 9 | Output | Channel 2, Output |
| 2 PRE | 10 | Input | Channel 2, Preset Input, Active Low |
| 2CLK | 11 | Input | Channel 2, Positive edge triggered clock input |
| 2D | 12 | Input | Channel 2, Data Input |
| 2 CLR | 13 | Input | Channel 2, Clear Input, Active Low |
| VCC | 14 | — | Positive Supply |