| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 |
|---|
| 1 | 74LVC169DB | Presettable synchronous 4-bit up/down binary counter | 127K |
|
|
| 2 | 74LVC169DB | Presettable synchronous 4-bit up/down binary counter | 142K |
|
|
| 3 | 74LVC169DB-T | Synchronous Up/Down Counter | 488K |
|
|
