11.7mm x 5.0mm F C4SD Resistance Weld SMD Crystal (Former HC49SDLF) Features Tolerances down to 10 ppm Stabilities down to 5 ppm Operating Temperature Range to -55C ~ +125C STANDARD SPECIFICATIONS DIMENSIONS / MECHANICAL PARAMETERS MAX (Unless otherwise noted) SPECIFICATIONS Frequency Range 3.200 ~ 80.000 MHz Frequency Tolerance 25C (See options below) Frequency Stability, ref 25C Over Operating Temp Range (See options below) Temperature Range Operating (TOPR) (See options below) Storage (T ) -55C ~ +125C STG Shunt Capacitance (CO) 7 pF Load Capacitance (CL) (See options below) Drive Level 0.5mW (100W Typical) Aging per year ( 25C) 3 PPM Maximum Soldering Temp / Time 260C / 10 Seconds x 2 Moisture Sensitivity Level (MSL) per 1 J-STD-033 Termination Finish Sn/Ag3.0/Cu0.5 Seal Method Resistance Weld Lead (Pb) Free Yes RoHS Compliant Yes-No Exemptions Frequency Range (MHz) Operating Mode Max ESR 3.200 ~ 3.500 Fundamental 300 >3.500 ~ 4.000 Fundamental 200 >4.000 ~ 5.000 Fundamental 150 >5.000 ~ 6.000 Fundamental 120 >6.000 ~ 7.000 Fundamental 100 >7.000 ~ 9.000 Fundamental 80 >9.000 ~ 13.000 Fundamental 60 >13.000 ~ 20.000 Fundamental 40 Note: Dimensional drawing is for reference to critical >20.000 ~ 40.000 Fundamental 30 specifications defined by size measurements. Certain non-critical visual attributes, such as side castellations, 24.000 ~ 70.000 3rd OT 100 etc. may vary. >70.000 ~ 80.000 3rd OT 70 Revised A: 06/10/2019 Page 1 of 2 www.foxonline.com 11.7mm x 5.0mm F C4SD Resistance Weld SMD Crystal (Former HC49SDLF) AVAILABLE OPERATING TEMPERATURES AND STABILITIES* Operating Temperature 5 PPM 10 PPM 15 PPM 20 PPM 25 PPM 30 PPM 50 PPM 100 PPM -10C to+60C O O O O O O O O -20C to +70C O O O O O O O -40C to +85C X X O O O O O O -40C to+105C X X X X X O O -40C to+125C X X X X X X O -55C to+125C X X X X X X O Key: O = Available, X = Not Available, = Consult Fox Technical Support *Does not imply a stocked part. TAPE SPECIFICATIONS (mm) REEL SPECIFICATIONS (mm) A B C D E F REEL QTY G H I J K L M 1.55 4.0 12.0 11.5 24.0 4.8 -T1 = 1,000 2.0 13 21 80 330 25.5 2.0 1 Available Options & Part Identification for Crystal Model C4SD Sample PN: FC4SDCBMF25.0-T1 -T1 F C4SD C B M F 25.0 Fox Model Tolerance Stability Load Operating Frequency Values Added 2 Number B = 50ppm A = 100 ppm Capacitance Temperature (MHz) Options B = 50 ppm C = 30ppm A = Series D = -10 to +60C Blank = Bulk C = 30 ppm E = 10pF D = 25ppm F = -20 to +70C T1 = 1,000 pcs D = 25 ppm G = 12pF E = 20ppm M = -40 to +85C E = 20 ppm J = 15pF F = 15ppm P = -40 to +105C F = 15 ppm K = 16pF H = 10ppm I = -40 to +125C H = 10 ppm L = 18pF T = -55 to +125C L = 5 ppm M = 20pF 1 Not all frequency, tolerance, stability, load, and operating temperature combinations may be available. 2 Listed load capacitances represent the most commonly used. Other load capacitances are available. Contact us for assistance Reliability Test Conditions Please contact Abracon Quality Assurance department Revised A: 06/10/2019 Page 2 of 2 www.foxonline.com