ZHCSOD2E December 1982 – June 2021 SN54HC27 , SN74HC27
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, J, or W | FK | ||
1A | 1 | 2 | Input | Channel 1, Input A |
1B | 2 | 3 | Input | Channel 1, Input B |
2A | 3 | 4 | Input | Channel 2, Input A |
2B | 4 | 6 | Input | Channel 2, Input B |
2C | 5 | 8 | Input | Channel 2, Input C |
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 |
3B | 10 | 14 | Input | Channel 3, Input B |
3C | 11 | 16 | Input | Channel 3, Input C |
1Y | 12 | 18 | Output | Channel 1, Output Y |
1C | 13 | 19 | Input | Channel 1, Input C |
VCC | 14 | 20 | — | Positive Supply |
NC | 1, 5, 7, 11, 15, 17 | — | Not internally connected |