307.3 mhz saw resonator r p1098 electrical characteristics characteristic sym notes minimum typical maximum units center frequency (+25 c) absolute frequency relative to 307.300 mhz f c 1 307.200 ? 307.400 mhz d f c ?? 100 khz insertion loss il 1 ? 11 18.0 db quality factor unloaded q 50 w loaded q q u 2 ? 13,000 ?? q l ? 9,600 ? temperature stability turnover temperature turnover frequency freq. temp. coefficient t o 2, 3334863 c f o ? f c + 6 ? khz ftc ? 0.037 ? ppm/ c 2 frequency aging 4 ?< 10 ? ppm/yr dc insulation resistance between any 2 pins ? 1.0 ?? m w rf equivalent rlc model motional resistance motional inductance motional capacitance shunt static capacitance r m 2, 5 ? 256 695 w l m ? 1.99801 ? mh c m ? 0.134251 ? ff c o 5 1.0 1.3 1.6 pf lid symbolization (in addition to lot and/or date code) rfm p1098 notes: (unless noted otherwise, case tempera ture, t c = +25 c 2 c.) 1. f c is the frequency of minimum il with the resonator in a 50 w test system with vswr 1.2:1. 2. derived mathematically from one or more of the following directly measured parameters: f c , il, 3 db bandwidth, f c vs. t c , and c o . 3. turnover temperature, t o , is the temperature of maximum (or turnover) frequency, f o . the nominal frequency at any case temperature, t c , may be calculated from: f = f o [ 1 - ftc ( t o - t c ) 2 ]. (note that oscillator t o is typically 20 c less than specified resonator t o .) 4. frequency aging is the change in f c with time and is specified at +65 c or less. aging may exceed the specification for prolonged tempera- tures above +65 c. typically, aging is greatest the first year after manufacture, decreasing in subsequent years. 5. this equivalent rlc model approximates resonator performance near the resonant frequency and is provided for reference only. c o is the measured static (nonmotional) capacitance between pin 1 and ground or pin 2 and ground and includes case parasitic capacitance. 6. the design, manufacturing process, and specifications of this device are subject to change without notice. 7. one or more of the following u. s. patents apply: 4,454,488 and 4,616,197. rfm ? is a registered trademark of rf monolithics, inc. 8. equipment utilitizing this device typically requires emissions testing and government approval, which is the responsibility of the equipment manufacturer. 9. caution: electrostatic sensitive device. observe precautions for handling. absolute maximum ratings rating value units cw rf power dissipation +10 dbm dc voltage between any 2 pins (see note 9) 30 vdc case temperature -40 to +85 c designed for 307.3 mhz local oscillators 180 nominal insertion phase at resonance rugged, hermetic, low profile to-39 case the RP1098 is a 2-port surface acoustic wave (saw) resonator that provides reliable quartz frequency stabilization of fixed frequency oscillators at or near 307.3 mhz. typical applications include the local oscillator of 318 mhz superhet recievers for wireless security and remote control systems operating in the usa (fcc part 15), canada (rss-210) and australia. to39-3 case RP1098.chp-a-01-122094lhac ? rpback.chp ? 1994 rf monolithics, inc.
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