| 型号 | 制造商 | 描述 | 操作 |
| MC74HC257DR2 [更多] | Motorola Semiconductor Products | LOGIC MUX, QUAD, 2-INPUT, HC-CMOS, 16 Pin, Plastic, SOP
| 搜索 |
| MC74HC257DR2 [更多] | Motorola Semiconductor Products | LOGIC MUX, QUAD, 2-INPUT, HC-CMOS, 16 Pin, Plastic, SOP
| 搜索 |
