SM20N561K501A规格参数
相关型号
SM20R1260 SM20R1575 SM20S32.768 SM20S-32.768K SM20S-32.768K-6PF SM20S-32.768K-6PFT&R SM20S-32.768KHZ SM20S-32.768KT&R SM20S-32.768K-T3K SM20S-32.768M