ECS-250-10-33-JGN-TR 25MHz晶振 ECS晶振 3225晶振 10PF ¥1.10 32MHz晶振 ECS-250-8-33-JGN-TR3 ECS晶振 3225 8PF 15PPM ¥1.10 ECS-250-12-33-AGN-TR 25MHz晶振 ECS晶振 3225晶振 12PF ¥1.10 12MHz晶振 3225晶振 ECS-120-12-33-AGN-TR ECS晶振 12PF ¥1.10 24MHz贴片ECS晶振 ECS-240-20-33-TR 3225封装 20PF 50PPM ¥1.10 ECS晶振 ECS-250-18-33-JTM-TR 25M晶振 3225 18PF 20PPM ¥1.10