www.rfm.com e-mail: info@rfm.com page 1 of 3 ?2008-2010 by rf monolithics, inc. RF3336E - 10/28/10 electrical characteristics characteristic sym notes minimum typical maximum units center frequency @ 25c absolute frequency f c 1, 2, 3 868.35 mhz insertion loss il 1, 3 2.5 4.0 db 3 db bandwidth bw 3 1, 2, 3 500 650 900 khz attenuation: (relative to ilmin) 10 - 700 mhz 1, 3 50 55 db 700 - 830 mhz 40 45 830 - 850 mhz 35 40 850 - 864.4 mhz 20 25 870.4 - 877.4 mhz 21 26 877.4 - 882.4 mhz 15 19 882.4 - 900 mhz 28 35 900 - 1000 mhz 40 45 temperature freq. temp. coefficient ftc 3, 4 0.032 ppm/c 2 frequency aging absolute value during the first year |fa| 5 <10 ppm/yr impedance @ f c z in = r in || c in z in 1 55 ? || 23.9 pf z out = r out || c out z out 53 ? || 20.2 pf lid symbolization (in addition to lot and/or date codes) 700 || ywws standard reel quantity reel size 7 inch 9 500 pieces/reel reel size 13 inch 3000 pieces/reel ? front-end filter for european wireless receivers low-loss, coupled-resonator quartz design simple external impedance matching complies with directive 2002/95/ec (rohs) the RF3336E is a low-loss, compact, and economical surface-acoustic-wave (saw) filter designed to provide front-end selectivity in 868.35 mhz receivers. receivers using this filter include superheterodynes with 10.7 mhz or 500 khz ifs, direct conversion receivers and superregenerative receivers. typical applications of these receivers include wireless remote-control and security devices operating in europe under etsi i-ets 300 220. this coupled-resonator filter (crf) uses selective null placement to provide suppression, typically greater than 40 db, of the lo and image spurious responses of superhet receivers with 10.7 mhz if. rfm?s advanced saw design and fabrication technology is utilized to achieve high performance and very low loss with simple external impedance matching. 868.35 mhz saw filter RF3336E caution: electrostatic sensitive device. observe precautions for handling. notes: 1. unless noted otherwise, all measurements are made with the filter installed in the specified test fixture which is connected to a 50 ? test system with vswr 1.2:1. the test fixture l and c are adjusted for minimum insertion loss at the filter center frequency, f c . note that insertion loss and band- width and passband shape are dependent on the impedance matching component values and quality. 2. the frequency f c is defined as the midpoint between the 3db frequencies. 3. where noted specifications apply over the entire specified operating temperature range of -40 to 90c. 4. the 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 ]. 5. frequency aging is the change in fc with time and is specified at +65c or less. aging may exceed the specification for prolo nged temperatures above +65c. typically, aging is greatest the first year after manufacture, decreasing significantly in subsequent years. 6. the design, manufacturing process, and specifications of this device are subject to change. 7. one or more of the following u.s. patents apply: 4,54,488, 4,616,197, and others pending. 8. all equipment designs utilizing this product must be approved by the appropriate government agency prior to manufacture or sa le. 9. tape and reel standard for ansi / eia 481. sm3030-6 case 3.0 x 3.0 pb
www.rfm.com e-mail: info@rfm.com page 2 of 3 ?2008-2010 by rf monolithics, inc. RF3336E - 10/28/10 ch1 s21 log 1 db/ ref -2.5 db ch1 center 868 . 350 000 mhz span 4 . 000 000 mhz cor prm ch2 s21 log 10 db/ ref -2.5 db cor prm 22 ma r 20 07 0 9: 40:4 0 1 2 3 4 1 : 0. 0000 db 0. 000 000 mhz ma x ref=1 ch1 markers bw: . 706327 mhz cent : 868 . 211469 mhz q: 1229 . 2 1_ loss : -2 . 3166 db 1 1:-2 .3105 db 868 .250 000 mhz ma x rf3 33 6 e dem o di vi c e 98 re sp re sp ch1 s11 1 u fs cor prm ch2 s22 1 u fs cent er 868 . 350 000 mhz span 4 . 000 000 mhz cor prm 22 mar 2007 09:40:02 1 1 : 61 . 451 -10 . 152 18 . 053 pf 868 . 350 000 mh z 1 1 : 61 . 170 -14 . 611 12 . 544 pf 868 . 350 000 mh z RF3336E demo divice 98 full full frequency repsonse plots impedance plots
www.rfm.com e-mail: info@rfm.com page 3 of 3 ?2008-2010 by rf monolithics, inc. RF3336E - 10/28/10 output input absolute maximum ratings rating value units input power level 10 dbm dc voltage on any non-ground terminal 12 vdc storage temperature -40 to +125 c operable temperature range -40 to +125 c soldering temperature (10 seconds / 5 cycles max.) 260 c pin connection 1 input ground 2 input 3 case ground 4 output ground 5output 6 ground electrical connections case dimensions dimension mm inches min nom max min nom max a 2.87 3.0 3.13 0.113 0.118 0.123 b 2.87 3.0 3.13 0.113 0.118 0.123 c 1.12 1.25 1.38 0.044 0.049 0.054 d 0.77 0.90 1.03 0.030 0.035 0.040 e 2.67 2.80 2.93 0.105 0.110 0.115 f 1.47 1.6 1.73 0.058 0.063 0.068 g 0.72 0.85 0.98 0.028 0.033 0.038 h 1.37 1.5 1.63 0.054 0.059 0.064 i 0.47 0.60 0.73 0.019 0.024 0.029 j 1.17 1.30 1.43 0.046 0.051 0.056 1 2 3 6 5 4 1 2 3 6 5 4 a bc d j ef gh i matching circuit to 50 ? 1 6 5 4 2 3 8.2nh 8.2nh pin connection 1 input 2 input ground 3 case ground 4 output 5 output ground 6 ground optional electrical connections output input matching circuit to 50 ? 1 6 5 4 2 3 8.2nh 8.2nh
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