关注微信公众号查券更方便
全新SN74AS8003PSR SN74AS640DWR. SN74AS640DWG4 SN74AS640DWE4
全新SN74AS645DWR SN74AS641DWR SN74AS640NSR SN74AS640DWR
SN74AS640NSR SN74AS641DW SN74AS641DWR
逻辑芯片SN74AS640DWR SN74AS640 sn74as640dwr SOP-20
SN74AS641DW/SN74AS640NSR/SN74AS641DWR