AV0161-0596 STP7NK40Z MC141540P4. MC74HC139J US6K2

74HC139 54HC139 MC54HC139AJ SN54HC139J 陶瓷封 进口16插脚

新MC74HC139ANG BL1084-3.3CS PQ05RD11J00H R

丝印MC74HC147D MC74HC139N MC74HC139A MC74HC138N MC74HC138J