关注微信公众号查券更方便
原装MC74HC160N MC74HC158N MC74HC158J MC74HC158A MC74HC157N
全新原装 MC74HC160N SN74HC160N 直插DIP-16 质量保证
HD74LS20P MC74HC160N SN74LS373N TC74HC597AP
MC74HC154N MC74HC157AN MC74HC158AFEL MC74HC160FEL原