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相关型号
SN74LVT244ADBR SN74LVT244ADW SN74LVT244ADWR SN74LVT244AN SN74LVT244ANS SN74LVT244ANSR SN74LVT244APW SN74LVT244APW(LX244A) SN74LVT244APWLE SN74LVT244APWR