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全新SC76008A3P SC75823E/W SC74HC595D SC74HC595A SC74HC164N
全新SC74HC164D SC74FT001B SC74993DR2 SC74835ADH SC74826AEG
CXD3821AGB KA7912TSTU MC33493DTB SC74HC164D UP7534CMA5请询价
新SC74HC164D IR-70HF120 QX2304L33T QX2304L27E R