ZHCSWS2K October 1995 – July 2024 SN54AHC574 , SN74AHC574
PRODUCTION DATA
請參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。


| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NO. | NAME | ||
| 1 | OE | I | Output Enable Pin |
| 2 | 1D | I | 1D Input |
| 3 | 2D | I | 2D Input |
| 4 | 3D | I | 3D Input |
| 5 | 4D | I | 4D Input |
| 6 | 5D | I | 5D Input |
| 7 | 6D | I | 6D Input |
| 8 | 7D | I | 7D Input |
| 9 | 8D | I | 8D Input |
| 10 | GND | — | Ground Pin |
| 11 | CLK | I | Clock Pin |
| 12 | 8Q | O | 8Q Output |
| 13 | 7Q | O | 7Q Output |
| 14 | 6Q | O | 6Q Output |
| 15 | 5Q | O | 5Q Output |
| 16 | 4Q | O | 4Q Output |
| 17 | 3Q | O | 3Q Output |
| 18 | 2Q | O | 2Q Output |
| 19 | 1Q | O | 1Q Output |
| 20 | VCC | — | Power Pin |