RESISTANCE WELD THRU-HOLE CRYSTAL HC49S FEATURES OPTIONS • • • • • • • • • Low Cost Stocking Standard Fundamental to 50 MHz Resistance Weld Tolerances to < 10 PPM Stabilities to < 5 PPM Temperatures to -40ºC ~ +85ºC 4 Pad HC49SPX (Alternate to FPX) 2.5mm Height Max (HC49SS) DISCONTINUED • STANDARD SPECIFICATIONS1 PARAMETERS Frequency Range Frequency Tolerance @ 25ºC Frequency Stability, ref @ 25ºC Over Operating Temp Range Temperature Range Operating (TOPR) Storage (TSTG) Shunt Capacitance (Co) Load Capacitance (CL) 2 MAX (unless otherwise noted) 3.200 ~ 70.000 MHz ±50 PPM Drive Level Aging per year ±50 PPM -20ºC ~ +70ºC -40ºC ~ +85ºC 7.0 pF 10 pF ~ Series (Customer Specified) 0.5 mW ±5 PPM 1 Other tolerances, stabilities & operating temperature ranges available. Consult Fox Customer Service for specific requirements. Crystal has a ±30ppm tolerance specification for all standard part numbers. These part numbers are listed in the Fox catalog on the Standard Crystal table. All specifications subject to change without notice. Rev. 2/25/04 2 Frequency Range (MHz) 3.200 ~ 3.500 3.500+ ~ 4.000 4.000+ ~ 5.000 5.000+ ~ 6.000 6.000+ ~ 7.000 7.000+ ~ 9.000 9.000+ ~ 13.000 13.000+ ~ 20.000 20.000+ ~ 50.000 27.000 ~ 70.000 Operating Mode Max ESR Ω Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental 3rd OT 300 200 150 120 100 80 60 40 30 100 All dimensions are in millimeters. FOXElectronics 5570 Enterprise Parkway Fort Myers, Florida 33905 USA +001(239)693-0099 FAX +001(239)693-1554 http://www.foxonline.com © 2004 FOX ELECTRONICS 21