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| SAW Components Data Sheet R 727 Farnell Code - 7455437 SAW Components Resonator Data Sheet R 727 433,92 MHz Ceramic package QCC8C Features s 1-port resonator s Provides reliable, fundamental mode, quartz fre- quency stabilization i.e. in transmitters or local oscillators Terminals s Ni, gold plated Dimensions in mm, approx. weight 0,1 g Pin configuration 2 6 4,8 1,3 5,7 Input Output, grounded in 1-port conf. Ground (case) float float / ground Type R 727 Ordering code B39431-R 727-U310 Marking and Package according to C61157-A7-A56 Packing according to F61074-V8070-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power TA Tstg VDC Ps -45/+120 -45/+120 12 0 C C V dBm between any terminals 2 May 09, 2001 SAW Components Resonator Data Sheet Characteristics Reference temperature: Terminating source impedance: Terminating Load impedance: R 727 433,92 MHz TA = 25 C ZS = 50 ZL = 50 min. typ. 433,92 1,0 14500 -- 1,95 69 12 2,7 - 0,03 -- max. 433,995 1,7 -- 50 -- -- 23 -- -- 30 ppm fF H pF ppm/K2 C MHz dB Center frequency1) Minimum insertion attenuation Unloaded quality factor Ageing of fc Equivalent circuit elements Motional capacitance Motional inductance Motional resistance Parallel capacitance 2) Temperature coefficient of frequency 3) Turnover temperature 1) Center 2) If fc min 433,845 -- 8000 -- QU C1 L1 R1 C0 TCf T0 -- -- -- -- -- 0 frequency is defined as maximum of the real part of the admittance dependence of fc: used in two port configuration (pin 2-input, pin 6-output) C0 is reduced by approx. 0,3 pF. 3)Temperature fc(TA) = fc(T0)(1 + TCf(TA - T0)2) 3 May 09, 2001 SAW Components Resonator Data Sheet R 727 433,92 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW CE AE PD P.O. Box 80 17 09, D-81617 Munchen (c) EPCOS AG 2001. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or the international representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our sales offices. 4 May 09, 2001 |
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