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新SN74HC132DR SN74HC640AN SN74HC4046N MMBF170=GZO R
HD74HC640P , SN74HC640AN, 74HC640〖原装〗赛格市场G332室 现货
全新SN74HC640AN SN74HC623DW SN74HC595ZW SN74HC595PW SN74HC59
SN74LS640N MC74HC138AN BL0932 TA8142AP V36ZA80 AQV454芯片
SN74LS640NMC74HC138ANBL0932
全新SN74HC645AN SN74HC640PW SN74HC640NS SN74HC640DW SN74HC64
原SN74ALS1004N MC74HC4040N SN74ALS08N SN74ALS640AN原装
全新原装正品品质保证
装MC74HC374AN SN74LS640-1N SN75175N SN74LS74AN
