| 型号 | 制造商 | 描述 | 操作 |
| SN74S51DR [更多] | Texas Instruments | Logic Gates Dual 2-wide 2-input AND-OR-Invert Gates RoHS: Compliant | 搜索 |
| SN74S51DRG4 [更多] | Texas Instruments | Logic Gates Dual 2 wide 2 input AND OR Invert Gate RoHS: Compliant | 搜索 |
| SN74S51DRE4 [更多] | Texas Instruments | Logic Gates Dual 2-wide 2-input AND-OR-Invert Gates RoHS: Compliant | 搜索 |