缓冲器驱动器封装SN74LS245NSR￥3.30去看看时时兴电子发布了SN74LS245NSR封装SOP-20-208milSN74LS245NSR缓冲器/驱动器/收发SN74LS245DWR正品milSNSOIC￥20去看看见路电子商城发布了SN74LS245DWR -正品[SOIC-20-300milSN74LS245 八收发器总线正品SN74F245DBR￥10.30去看看见路电子商城发布了SN74F245DBR -正品[SSOP-20-208milSN74F245 八通道总线收发器]
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