全新SN54LVC245AFK SN54LS290JTHA SN54LS244DMQB SN54LS194AJ-B

54LS244DMQB进口现货，集成电路IC 批量供应

贴片直插54LS175/BEA，54LS244/BRA，54LS244FMQB，54LS260DMQB

贴片直插54HC244/BRA，54HC244YBDG，54LS161DMQB，54LS244DMQB

SN54LS259J/SN54LS161AJ/54F244DMQB陶瓷插脚,质量保障,欢迎咨询