PHS74LV244DB规格参数
相关型号
PHS74LV244DBT3 PHS74LV244DT3 PHS74LV244N PHS74LV244PW PHS74LV244PWT3 PHS74LV245D PHS74LV245DB PHS74LV245DBT3 PHS74LV245DT3 PHS74LV245N