74VHC164SJX规格参数
相关型号
74VHC165FT 74VHC174 74VHC174FT 74VHC174FT(EL,M) 74VHC174MTR 74VHC174TTR 74VHC175 74VHC175M 74VHC175M_Q 74VHC175MTC