Resistance Weld Thru-Hole Crystal RoHS Compliant / Pb Free Model: HC49ULF Page 1 of 2 FEATURES • • • • • Low Cost Stocking Standard (see page 2) High Frequency Range Fundamental to 40 MHz Resistance Weld Rev. 4/23/2014 http://www.foxonline.com/need_a_sample.htm OPTIONS • • • • • • Tolerances to 5 PPM Stabilities to 3 PPM Temperatures to -40ºC ~ +105ºC Mylar Spacer Vinyl Sleeve Third Lead • PART NUMBER Part Number Model Number Frequency Range (MHz) 281LF-Frequency-xxxxx HC49ULF 1.8432 ~ 180.000 • 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) MAX (unless otherwise noted) 1.8432 ~ 180.000 MHz ±30 PPM ±50 PPM -20ºC ~ +70ºC -40ºC ~ +85ºC 7.0 pF 10 pF ~ Series (Customer Specified) Drive Level 1.8432 ~ 3.000 MHz 3.000+ ~ 180.000 MHz Aging per year 2.0 mW 1.0 mW ±5 PPM Other tolerances, stabilities & operating temperature ranges available. Consult Fox Customer Service for specific requirements. All specifications subject to change without notice. 1 Frequency Range (MHz) 1.8432 ~ 2.000 2.000+ ~ 2.400 2.400+ ~ 3.000 3.000+ ~ 3.200 3.200+ ~ 3.700 3.700+ ~ 4.200 4.200+ ~ 4.900 4.900+ ~ 5.000 5.000+ ~ 6.000 6.000+ ~ 8.000 8.000+ ~ 10.000 10.000+ ~ 12.500 12.500+ ~ 16.000 16.000+ ~ 40.000 23.000+ ~ 75.000 60.000 ~ 110.000 110.000 ~ 180.000 Fox Electronics Operating Mode Max ESR Ω Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental Fundamental 3rd OT 5th OT 7th OT 750 500 300 200 120 100 70 55 50 40 35 30 25 20 40 80 120 5570 Enterprise Parkway Fort Myers, Florida 33905 An Integrated Device Technology, Inc. company All dimensions are in millimeters. TERMINATION FINISH: Sn/3.0Ag/0.5Cu USA +1.239.693.0099 FOXonline.com FAX +1.239.693.1554 Resistance Weld Thru-Hole Crystal Model: HC49ULF Page 2 of 2 RoHS Compliant / Pb Free Rev. 4/23/2014 http://www.foxonline.com/need_a_sample.htm All specifications subject to change without notice. • HC49ULF Standard Crystals Part Number FOXLF018S FOXLF024S FOXLF036S FOXLF0368S FOXLF0368-20 FOXLF040A FOXLF040 FOXLF080-20 FOXLF100-20 FOXLF115 FOXLF115-20 FOXLF120 FOXLF120-20 FOXLF160 FOXLF160-20 FOXLF200-20 FOXLF250F-20 Fox Electronics Frequency 1.843200 2.457600 3.579545 3.686400 3.686400 4.000000 4.000000 8.000000 10.000000 11.059200 11.059200 12.000000 12.000000 16.000000 16.000000 20.000000 25.000000 5570 Enterprise Parkway Tolerance ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm ± 30 ppm Fort Myers, Florida 33905 An Integrated Device Technology, Inc. company Stability ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm ± 50 ppm USA +1.239.693.0099 FOXonline.com Temp Range -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C -20 to +70 C FAX +1.239.693.1554 CL 13pF 32pF 18pF Series 20pF Series 20pF 20pF 20pF Series 20pF Series 20pF Series 20pF 20pF 20pF 47