贴片直插TC74LVX157FT TC74HCT273AF TC74LCX125FN 5

丝印TC74LVX125FTTC74LVX125FS

贴片直插TC74LVX157FT，TC74LVX125FT，TC74LVX157FN，4

贴片直插TC74LVX138FT，TC74LCX125FN，TC74LCX157FK，4

贴片直插TC74LVX125FN，TC74LCX573FK，TC74LCX573FT，4