ZHCSNX5F August 1984 – April 2021 SN54HC125 , SN74HC125
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
PIN | I/O | DESCRIPTION | ||
---|---|---|---|---|
NAME | D, DB, N, NS, PW, or J | FK | ||
1 OE | 1 | 2 | Input | Channel 1, Output Enable, Active Low |
1A | 2 | 3 | Input | Channel 1, Input A |
1Y | 3 | 4 | Output | Channel 1, Output Y |
2 OE | 4 | 6 | Input | Channel 2, Output Enable, Active Low |
2A | 5 | 8 | Input | Channel 2, Input A |
2Y | 6 | 9 | Output | Channel 2, Output Y |
GND | 7 | 10 | — | Ground |
3Y | 8 | 12 | Output | Channel 3, Output Y |
3A | 9 | 13 | Input | Channel 3, Input A |
3 OE | 10 | 14 | Input | Channel 3, Output Enable, Active Low |
4Y | 11 | 16 | Output | Channel 4, Output Y |
4A | 12 | 18 | Input | Channel 4, Input A |
4 OE | 13 | 19 | Input | Channel 4, Output Enable, Active Low |
VCC | 14 | 20 | — | Positive Supply |
NC | 1, 5, 7, 11, 15, 17 | — | Not internally connected |