MC14027BCL MC14027BFL1 MC14028B MC14028BCL原

贴片直插MC14027BCPG MC14027BFL2 MC14040BDTG MC14028BFL1 9

贴片直插MC14040BCPG MC14028BFEL MC14025BDR2 MC14027BFL1 9

MC14028BFL1【DECIMAL DECODER/DRIVER,】