25MHZ-20PF 25MHZ-20PF/TXC 25MHZ20PFSMD3.2MMX2.5MM 25MHz3.3V 25MHz-3.3V-25PPM 工业级有源晶振 25MHZ-30PPM 25MHZ3225 25MHz3225-3.3V 25MHZ-ECS-250-20-33-C-K-N 25MHz-XO32025UCTA