Ceramic SMD Crystal RoHS Compliant / Pb Free Model: FX252B Series Rev. 2/25/2008 http://www.foxonline.com/need_a_sample.htm Page 1 of 1 FEATURES OPTIONS • Ultra Low Profile • Fundamental • Tolerances to ± 10 PPM • Stabilities to ± 10 PPM • Temp Range to -40ºC ~ +85ºC 2 .5 ±0.1 #4 • PART NUMBER Learn More - Internet Required Part Number 637-Frequency-xxxxx #3 2 .0 ±0.1 Model Number Frequency Range (MHz) FX252B 16.000 ~ 54.000 #1 #2 T o p V iew • STANDARD SPECIFICATIONS1 MAX (unless otherwise noted) 16.000 ~ 54.000 MHz ±50 PPM1 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) ±50 PPM Drive Level Aging per year Reflow Soldering Temperature Moisture Sensitivity Level (MSL) Termination Finish 0 .6 M ax #1 1 1 .0 #2 0 .7 -10ºC ~ +60ºC1 -40ºC ~ +85ºC 5 pF 10 pF~Series (Customer Specified) 100 µW ±5 PPM 260ºC x 10 Seconds (2 Cycles) 1 Au #4 B o ttom #3 R e co m m ended S o ld e r P a d Layout 0 .95 0 .85 Tolerances and stabilities to ±10 PPM, operating temps to -40ºC ~ 85ºC available. All specifications subject to change without notice. 1 0 .3 0 .5 Developed Frequencies 16.000 19.680 24.000 32.000 54.000 19.200 19.800 26.000 48.000 Frequency Range (MHz) 16.000 ~ 26.000 26.000+ ~ 35.000 35.000+ ~ 54.000 Operating Mode Max ESR Ω Fundamental Fundamental Fundamental 200 100 50 FOXElectronics All dimensions are in millimeters. 5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1.239.693.0099 FAX +1.239.693.1554 http://www.foxonline.com EMEA Tel/Fax: +44 .1767.312632 | Asia Hong Kong Tel: +852.2854.4285 Fax +852.2854.4282 | Taiwan Tel: +886.2.22073427 Fax +886.2.22073486 | Japan Tel: +81.3.3374/2079 Fax: +81.3.3374.5221 © 2008 FOX ELECTRONICS | ISO9001:2000 Certified