3K/盘环保无铅***D8.0*3.8*2.54t频率范围：20khzto165khz储存温度：-55摄氏度~+125摄氏度工作温度-40摄氏度~+85摄氏度MC-30632.768khz12.5PF+/-20PPMMC-30632.768khz12.5PF+/-50PPMMC-30620khzto165khz12.5PF+/-50PPMMC-30620khzto165khz12.5PF+/-100PPM手提电脑专用晶振TTF306)