| 型号 | 制造商 | 描述 | 操作 |
| SN74HC191NE4 [更多] | Texas Instruments | Counter ICs 4-Bit Synch Up/Down Binary Counter RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74HC191NE4 [更多] | Texas Instruments | Counter Single 4-Bit Async Binary UP/Down 16-Pin PDIP Tube - Rail/Tube (Alt: SN74HC191NE4) RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74HC191NE4 [更多] | Rochester Electronics LLC | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74HC191NE4 [更多] | Texas Instruments | Counter Single 4-Bit Async Binary UP/Down 16-Pin PDIP Tube RoHS: Compliant | 搜索 |