B39301R734U310

SAW Components Data Sheet R 734 SAW Components R 734 Resonator 304,325 MHz Data Sheet Ceramic package QCC8C Features ■ 1-port resonator ■ Provides reliable, fundamental mode, quartz fre- quency stabilization i.e. in transmitters or local oscillators Terminals ■ Ni, gold plated Dimensions in mm, approx. weight 0,1 g Pin configuration 2 6 4,8 1,3 5,7 Type R 734 Input Output, grounded in 1-port conf. Ground (case) float float / ground Ordering code Marking and Package Packing B39301-R 734-U310 according to C61157-A7-A56 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 2 ˚C ˚C V dBm between any terminals Jul 26, 2002 SAW Components R 734 Resonator 304,325 MHz Data Sheet Characteristics TA = 25 ˚C ZS = 50 Ω ZL = 50 Ω Reference temperature: Terminating source impedance: Terminating Load impedance: min. fc Center frequency1) 304,275 Minimum insertion attenuation αmin Unloaded quality factor QU Temperature coefficient of frequency 3) Turnover temperature 1) Center 2) If max. 304,325 304,375 MHz — 1,4 1,7 8000 13700 — — — ± 50 C1 L1 R1 C0 — — — — 2,13 128,40 18 3,2 — — 28 — fF µH Ω pF TCf — – 0,03 — ppm/K2 T0 15 — 45 ˚C Ageing of fc Equivalent circuit elements Motional capacitance Motional inductance Motional resistance Parallel capacitance 2) typ. dB ppm frequency is defined as maximum of the real part of the admittance used in two port configuration (pin 2-input, pin 6-output) C0 is reduced by approx. 0,3 pF. 3)Temperature dependence of fc: fc(TA) = fc(T0)(1 + TCf(TA – T0)2) 3 Jul 26, 2002 SAW Components R 734 Resonator 304,325 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW CE AE P.O. Box 80 17 09, 81617 Munich, GERMANY .EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. 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 Jul 26, 2002