议价PALLY16V88000GAL¥1.80去看看永恒电子元器件发布了议价原GAL20V8B-25LJ PALLY16V8 TS87C51RD2-MCB EX8000-1QS74FCT244TSOPALLY16V874ACT245GAL¥30去看看永恒电子元器件发布了74ACT245 QS74FCT244TSO GAL20V8B-25LJ PALLY16V8