SEIKO精工原装SC-20S 2012 32.768K晶振现货 面议 Q-SC20S0322070CAAF谐振器 Seiko精工32.768K时钟晶振 SC-20S晶体 ¥0.60 供应A00SC23J-1S原装正品日本黑田精工KURODA电磁阀总代理 ¥1.00 现货新年份SC-32S 3215 3.2*1.5 32.768KHZ 12.5PF 20PPM日本精工 ¥0.85 现货供应精工SC-32S 32.768kHz 20PPM12.5pF Q-SC32S03220C***AAF 3215封装 ¥0.52 SEIKO石英晶振日本精工 CRYSTAL SC-32S 32.768KHZ SMD3215晶体 ¥0.52