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贴片直插MC74HC174AN MC74HC165AN MC74AC08FL1 MC74F241MR1 5
贴片直插MC74LS244DWR2 MC74ACT08DTR2 MC74HC4053FL1 5
MC74HC08ADTEL MC74HC08AFL1 MC74HC08AFL2 MC74HC08FL原
MC74HC20FR2-MC74HC20FL1-MC74HC20FEL-MC74HC20DR2-MC74HC1GT08