丝印TC74HC30AP TC74HC30AF TC74HC283P TC74HC283A TC74HC280A

TC74HC257P TC74HC163AP TC74HC4040AP TC74HC366AP TC74HC283P赞

注重质量，全新原装，寻求长期合

TC74HC283P 东芝 74HC283〖正品原装〗赛格市场G332室实体店 现货

TC74HC283P TC74HC283 dip

SN74LS76AN TC74HC283P SN74S00N SN74LS42N原

TC74HC283P世强芯城百年大业，出售也回收原装IC，拍前咨询