贴插MC78L05ACPX 74HC688DWR2 MB74LS373PF KT2101QN32S N

SN74LS273N MB90T678PF-G-BE1 HD14040BP 74HC373D

SN74LS279ANS MB90T678PF-G-BND-B HD14049UBP 74HC373D-T