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SN74HC573N74HC系列IC SN74HC00/151/245/273/04/597单片机芯片赞
74HC595D SN74LVC245贴片IC芯片锁存器74HC573D/166/245寄存赞
SN74HC00N02040832N逻辑IC
直插SN74HC192N/HC193/HC240/HC244/HC245/HC573/HC574/HC595系列