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全新原装 CD4504/CD4053/CD4052BPWR CD74HC4049PWR CD74HC238PWR
CD74HC221PWR SN74HC4040PWR PTMUX4052PWR PTMUX4053PWR
TI德州原装 CD74HC4053PWR TSSOP16封装 贴片 74HC 全新正品芯片
注重质量,全新原装,寻求长期合