278LF-6-14

Resistance Weld SMD Crystal Model: HC49SDLF Page 1 of 2 RoHS Compliant / Pb Free Rev. 12/4/2006 http://www.foxonline.com/need_a_sample.htm FEATURES OPTIONS 1 0 .3 M ax Stock Standard (see page 2) Tolerances to 10 PPM Fundamental to 50 MHz Stabilities to 5 PPM Tape and Reel (1,000 pcs. STD) Temperatures to -40ºC ~ +105ºC 3.2mm Height Max (HC49SSDLF) 4 .5 M ax PART NUMBER Learn More - Internet Required Part Number 278LF-Frequency-xxxxx Model Number HC49SDLF Frequency Range (MHz) 3.200 ~ 70.000 3 .8 M ax 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) Drive Level Aging per year Maximum Soldering Temp / Time Moisture Sensitivity Level (MSL) 1 MAX (unless otherwise noted) 3.200 ~ 70.000 MHz ±50 PPM 1,2 ±50 PPM 1 -20ºC ~ +70ºC 1 -40ºC ~ +85ºC 7pF 10 pF ~ Series (Customer Specified) 0.5 mW ±5 PPM 260ºC / 10 Seconds 1 0 .7 5 ±0 .35 1 3 .9 M ax 1 1 .7 M ax 5 .0 M ax Recommended HC49SD Solder Pad Layout 1 5 .0 ±0 .1 2 .0 ±0 .1 4 .0 ±0 .1 Other tolerances, stabilities & operating temperature ranges available. Consult Fox Customer Service for specific requirements. 2 Crystal has a ±30ppm tolerance specification for all standard part numbers. These part numbers are listed on page 2 of this datasheet. All specifications subject to change without notice. All dimensio...