印记74LVX4053AFTTIGER320TSC2046¥0.40去看看经营直插贴片电子元器件发布了TIGER320 TSC2046 PD15-12 73K212AL-IP 74LVX4053AFT丝印记代码贴片TC74VHC123AFTTC74HCT138AFNTC74LVX4053FT¥2.40去看看芯片二极管三极管电容电阻集成电路发布了贴片直插TC74VHC123AFT TC74HCT138AFN TC74LVX4053FT 5