| 型号 | 制造商 | 描述 | 操作 |
| SN74LS191DE4 [更多] | Texas Instruments | IC SYNC 4-BIT UP/DN CNTR 16-SOIC RoHS: Compliant Min Qty 720 Container Tube | 搜索 查看资料 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS191DE4 [更多] | Texas Instruments | Counter ICs 4-Bit Sync Up/Down RoHS: Compliant | 搜索 |
| SN74LS191DRE4 [更多] | Texas Instruments | Counter ICs 4-Bit Sync Up/Down RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS191DE4 [更多] | Texas Instruments | Counter Single 4-Bit Async Binary UP/Down 16-Pin SOIC Tube - Rail/Tube (Alt: SN74LS191DE4) RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74LS191DE4 [更多] | Texas Instruments | Counter Single 4-Bit Async Binary UP/Down 16-Pin SOIC Tube RoHS: Compliant | 搜索 |