
| 部件型号 | 厂商 | 描述 |
|---|---|---|
74VHC139TTR |
STMicroelectronics | Decoder/Demultiplexer Dual 2-to-4 16-Pin TSSOP T/R |
74VHC139MTR |
STMicroelectronics | Decoder/Demultiplexer Dual 2-to-4 16-Pin SOP T/R |
74VHC257MTR |
STMicroelectronics | IC MUX QUAD 2CHAN 3-STATE 16SOIC |