E1SB50E00000DE晶振 50MHz晶振 2016封装 15PF 10PPM 鸿星晶振 ¥0.80 7M12200002 12.288M晶振 3225封装 8PF 15PPM TXC晶振 ¥0.55 7M12270003 12.288MHz晶振 10pF ±10ppm 3225封装 TXC晶振 ¥0.55 TXC晶振 13MHz晶振 3225晶振 10PF 10PPM 7M13000140 ¥0.55 13.56MHz晶振 SMD3225晶振 7M13500011 16PF 20PPM晶振 ¥0.55 E2SB16E000003E 16MHz晶振 2520晶振 9PF 10PPM 鸿星晶振 ¥0.70