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贴片直插SN74LS374H，SN74LS368A，SN74LS30MG，SN74LS32DG，4
SN74LS374J MB91306RPFV-G-BND-E1 HD151015SSEL 74HC595D原装
HD/SN74HC244/245/373/374 N P LS540N 573/541/240/241/273
原装HD74LS32P MM74HC253N SN74S374N HD74HC153P
