| 型号 | 制造商 | 描述 | 操作 |
| SN74HC640NE4 [更多] | Texas Instruments | Bus Transceivers Octal Bus Trnscvrs With 3-State Outputs RoHS: Compliant | 搜索 |
| 型号 | 制造商 | 描述 | 操作 |
| SN74HC640NE4 [更多] | Texas Instruments | Bus XCVR Single 8-CH 3-ST 20-Pin PDIP Tube - Rail/Tube (Alt: SN74HC640NE4) RoHS: Compliant | 搜索 |
