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TC74HC273AP TC74HC4040A TC74HC4066A TC74VHCU04F1
贴插TC9312AN-015 TC82C51AM-10 TC74VHC245FT TC74VHCU04FS 5
贴插TC74VHCU04FT TC74VHC595FT TC74VHC244FS TC74VHC541FS 5
贴片直插TC74VHCV17FT，TC74VHCU04FN，TC74VHCV14FT，4
