Crystal 4MHz 20pF 2Pin HC/49US Bulk
4 MHz ±30ppm 晶体 20pF HC-49/US
得捷: CRYSTAL 4.0000MHZ 20PF TH
立创商城: 4MHz ±30ppm 20pF
艾睿: Crystal 4MHz ±30ppm Tol ±50ppm Stability 20pF FUND 120Ohm 2-Pin HC-49/US Thru-Hole Bulk
CTS 西迪斯