7.0*5.0贴片晶振KC7050Y125.000P20EZU京瓷有源晶振125M ¥0.70 晶振代理商 京瓷晶振KC7050Y312.500P30EZU有源晶振312.500M ¥0.70 7050贴片晶振KC7050Y75.0000P30EZU有源晶振75M ¥0.70 京瓷晶振KC7050Y156.250P30EZU有源晶振156.250M ¥0.70 有源晶振200M京瓷晶振KC7050Y200.000P30EZU贴片晶振7050 ¥0.70 京瓷晶振KC7050Y250.000P30EZU有源贴片晶振7.0*5.0 ¥0.70