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| Quartz THT HC49U Features: - Excellent clock signal generator for CPUs - Industry standard packages - Wide frequency range Specifications Frequency range Frequency tolerance,Ta=25C Load capacitance Temperature tolerance Temperature range Drive level Series resistance Shunt capacitance Insulation resistance Aging R1 C0 IR DfA Storage temperature Operating temperature Symbol f Df/f CL Df/f TSTG TOPR HC49U 1.000MHz ~ 25.000MHz 24.000MHz ~ 180.000MHz 3ppm ~ 50ppm 5pF ~ 50pF or series 3ppm ~ 50ppm -55C ~ +125C -20C ~ +70C 0.01mW ~ 1000mW AS per table 7pF 500M Ohm 1ppm ~ 5ppm/Year Remarks Fundamental mode Overtone mode Please specify Please specify Please specify Others are offered 25C Max Please specify Resistance of series resonance (ESR) Frequency (MHz) Mode 1.0 <= f < 1.8 Fundamental 1.8 <= f < 2.0 Fundamental 2.0 <= f < 2.5 Fundamental 2.5 <= f < 3.0 Fundamental 3.0 <= f < 3.5 Fundamental 3.5 <= f < 4.9 Fundamental Ohm max 1000 700 500 200 150 100 Frequency (MHz) 4.9 <= f < 7.0 7.0 <= f < 10 10 <= f < 13.0 13 <= f < 25 24 <= f < 55 55 <= f < 100 Mode Fundamental Fundamental Fundamental Fundamental 3rd OT 3rd/5th OT Ohm max 90 50 40 30 40 35/60 Drawing HC49U Dimensions in mm Order key Q Part - 10.000000M - HC49U - F Frequency Package Mode of oscillation - 30 Frequency tolerance +/-ppm (25C) - 50 Temperature tolerance +/-ppm (Temp. range) -D Temperature range A= 0C ~ 70C - 30 Load capacitance pF SR=series -I Option Q=Quartz M=MHz HC49U F=fund. 3=3.OT 5=5.OT 3P=3Pin version MJ=Metal jacket TA=Taped ammopack I=Isolation washers X=Special options B=-10C ~ 60C C=-10C ~ 70C D=-20C ~ 70C E=-40C ~ 85C F=-40C ~ 105C G=-40C ~ 125C H=-20C ~ +80C I=-10C ~ +50C Remarks: All specifications subject to change without notice! 1.3 |
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