Crystals 48MHz 20pF 30ppm -20/70
48MHz ±30ppm Crystal 20pF 55 Ohms HC-49/U
得捷: CRYSTAL 48.0000MHZ 20PF TH
艾睿: Crystal 48MHz ±30ppm Tol ±50ppm Stability 20pF 3rd Overtone 55Ohm 2-Pin HC-49/U Thru-Hole Bulk
安富利: 48MHZ,20PF,-20/70
CTS 西迪斯