丝印TC74GCT139AFTC74CHV238FTTC74HC07AP¥3.30去看看能良科技发布了丝印TC74HC07AP(F TC74HC00AFN# TC74GCT139AF TC74CHV238FT大业TC74GCT139AF原装百年¥0.90去看看艾睿芯城XC国际贸易发布了TC74GCT139AF科通芯城百年大业,出售也回收原装IC,拍前咨询