SN74ALS640B-1DW规格参数
相关型号
SN74ALS640B-1DWE4 SN74ALS640B-1DWG4 SN74ALS640B-1DWR SN74ALS640B-1DWRE4 SN74ALS640B-1DWRG4 SN74ALS640B1N SN74ALS640B-1N SN74ALS640B-1N3 SN74ALS640B1NE4 SN74ALS640B-1NE4