MC74VHCT244AM规格参数
相关型号
MC74VHCT244AMEL MC74VHCT244AMELG MC74VHCT245A MC74VHCT245AD MC74VHCT245ADT MC74VHCT245ADTG MC74VHCT245ADTR2 MC74VHCT245ADTRG MC74VHCT245ADW MC74VHCT245ADWG