全新SN54LS196J SN54LS195J SN54LS194J SN54LS193W SN54LS193J

贴片直插SNJ54HC195J SNC54LS378J SN8P2708AXG SNC54LS221J 5

全新SN54LS240J-B SN54LS195AJB SN54LS163AJ& SN54HCT4066J

全新原装SN54LS195AJ SN54LS196FK SN54LS196J SN54LS196W集成芯

54LS195 SN54LS195AJ SN54LS195J 进口16插脚CDIP陶封 74LS195

SN54LS175J SN54LS193J SN54LS195AJ SN54LS20J