| 型号 | 制造商 | 描述 | 操作 |
| SN74HC191N3 [更多] | Texas Instruments | Counter Single 4-Bit Async Binary UP/Down 16-Pin PDIP - Bulk (Alt: SN74HC191N3) RoHS: Not Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74HC191N3 [更多] | Rochester Electronics LLC |
| 搜索 |
| SN74HC191N3 [更多] | Texas Instruments |
| 搜索 |
