Quartz SMD HC49USSMD Features: - Wide frequency range - Tight tolerance and stability over temperature - Tape & reel packaging - 3 pin-version available Specifications Symbol f Df/f CL HC49USSMD 3.579MHz ~ 35.000MHz 30.000MHz ~ 90.000MHz ± 3ppm ~ ± 50ppm 5pF ~ 50pF or user specify Remarks Fund. mode Overtone mode Please specify Please specify Df/f TSTG ±3ppm ~ ± 50ppm -40°C ~ +105°C Please specify Storage temperature Operating temperature TOPR Maximum drive level MDL 1000mW Recommended drive level RDL 25°C Max Frequency range Frequency tolerance,Ta=25°C Load capacitance Temperature tolerance Temperature range Drive level 0°C ~ +70°C / -40°C ~ +105°C Others are offered Series resistance R1 10mW ~ 100mW As per table Shunt capacitance C0 7pF Insulation resistance Aging IR 500M Ohm ± 1ppm ~ ±5ppm/Year DfA Resistance of series resonance (ESR) Frequency (MHz) Mode 3.579 <= f < 6.0 Fundamental 6.0 <= f < 10.0 Fundamental 10.0 <= f < 15.0 Fundamental Ohm max 150 100 60 Please specify Frequency (MHz) 15.0 <= f < 35.0 30.0 <= f < 90.0 Mode Fundamental 3rd OT Ohm max 40 70 Drawing HC49USSMD Option "3P" 3 Pin-version Dimensions in mm Order key Q Part Q=Quartz - 20.000000M - HC49USSMD - F Frequency M=MHz Package HC49USSMD - 30 - 50 -D - 30 - TR Mode of Frequency Temperature Temperature Load oscillation tolerance tolerance range capacitance F=fund. +/-ppm +/-ppm A= pF 3P=3Pin version 3=3.OT (25°C) (Temp. range) B=-10°C ~ 60°C SR=series C=-10°C ~ 70°C L=Low hight TR=Tape and reel D=-20°C ~ 70°C X=Special options 0°C ~ 70°C Option E=-40°C ~ 85°C F=-40°C ~ 105°C G=-40°C ~ 125°C H=-20°C ~ +80°C I=-10°C ~ +50°C Remarks: All specifications subject to change without notice! 2.5