新TPS51984RTER 562S400004-B SN74LS139ML1 R

全新SN74LS139ML1 SN74LS139DR2 SN74LS139ANS SN74LS139ADR

贴片直插SN74LS139MELG，SN74LS138DR2G，SN74LS138ML1G，4

贴片直插SN74LS138DG/SN74LS139NG/SN74LS14ML1/SN74LS147NG/4

贴片直插SN74LS139DR2G，SN74LS138ML1G，SN74LS138ML2G，4

贴片直插SN74LS145ML1 SN74LS139MR1 SN74LS145MEL 4

贴片直插SN74LV245AT/SN74LV14ADR/SN74LS86ML1/SN74LV139AD/4

贴片直插SN74LS139MR2G，SN74LS139ML1G，SN74LS139ML2G，4

贴片直插SN74LS145DR2 SN74LS138ML1 SN74LS139ML1 4