| 型号 | 制造商 | 描述 | 操作 |
| DM74LS55N [更多] | National Semiconductor Corporation |
Logic Circuit, 4/4-Input AND-NOR, LS-TTL, 14 Pin, Plastic, DIP
| 搜索 |
| DM74LS55N [更多] | National Semiconductor Corporation |
Logic Circuit, 4/4-Input AND-NOR, LS-TTL, 14 Pin, Plastic, DIP
| 搜索 |
| DM74LS55N [更多] | National Semiconductor Corporation |
Logic Circuit, 4/4-Input AND-NOR, LS-TTL, 14 Pin, Plastic, DIP
| 搜索 |
| DM74LS55N [更多] | National Semiconductor Corporation |
Logic Circuit, 4/4-Input AND-NOR, LS-TTL, 14 Pin, Plastic, DIP
| 搜索 |
