| 型号 | 制造商 | 描述 | 操作 |
| M74HC393B1R [更多] | STMicroelectronics | Counter ICs Dual Binary Counter RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| M74HC393B1R [更多] | STMicroelectronics | Counter/Divider Dual 4-Bit Binary UP 14-Pin PDIP Tube - Rail/Tube (Alt: M74HC393B1R) RoHS: Compliant | 搜索 |