euroquartz limited blacknell lane crewkerne somerset uk ta18 7he tel: +44 (0)1460 230000 fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk euro quartz description CX16 crystals are manufactured with an unique pholithographic and chemical milling process and are then sealed within a ceramic package for high stability and low ageing. the parts are available with tight calibration tolerances and high stability over temperature. with a fast start-up time the crystal is ideally suited to applications with space constraint and require components with low profiles. features ultra-miniature smd design, 2.0 x 1.2 x 0.4mm frequency range 24mhz ~ 50mhz high shock and vibration resistance hermetically sealed ceramic lid excellent ageing characteristics full military testing available CX16 telemetary crystal ultra-miniature smd crystal 24mhz to 50mhz how to order low profile CX16l crystals CX16 - s - c - sm1 - 24.0m, 30 / 30 / - / i , 3pf 's' if special, custom design. otherwise leave blank c = ceramic lid frequency m = mhz calibration tolerance @25c (in ppm)* temp. range c = -10 ~ +70c i = -40 ~ +85c m = -55 ~ +125c s = customer specified frequency stability over temp. range (in ppm)* *alternative 'total' tolerance (in ppm) crystal equivalent circuit r1 motional resistance l1 motional inductance c1 motional capacitance c0 shunt capacitance packaging CX16 crystals are supplied tray packed specifications stated are typical at 25c unless otherwise indicated. specifications may change without notice. specification 1. other tolerances available, contact euroquartz sales 2. does not include calibration tolerance. (frequency stability characteristics follow that of the at-cut thickness-shear mode.) 3. per mil-std-202g, method 204d, condition d. random vibration testing also available. standard calibration tolerance 1 : 100ppm or tighter as required. load capacitance: 10pf ( or as specified ) drive level: 200w maximum frequency stability 1,2 -10 to +70c: 50ppm to 10ppm -40 to +85c: 100ppm to 20ppm -55 to +125c: 100ppm to 30ppm ageing, first year: 5ppm maximum (better than 1ppm available) shock, survival: 5000g, 0.3ms, ? sine vibration, survival 3 : 20g rms, 10~2000hz swept sine operating temperature range: -10c to +70c (commercial) -40c to +85c (industrial) -55c to +125c (military) storage temperature range: -55 to +125c maximum process temperature: +260c for 20 seconds outline & dimensions terminations sm1 = gold plated, lead free fundamental frequency: 24.0mhz 26.5mhz motional resistance r (): 100 90 motional capacitance c1 (ff): 1.3 1.4 qualityfactor q (k): 30 30 shunt capacitance c0 (pf): 0.6 0.6 termination - plating sm1 gold plated (lead free) designation termination load capacitance (customer specified)
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