136.00 mhz saw filter phone: +86 10 6301 4184 fax: +86 10 6301 9167 email: sales@vanlong.com web: http://www.va nlong.com ? december 2005 by vanlong technology co., ltd. SF136B ? surface acoustic wave resonator filter ? low-loss, coupled-resonator quartz design ? simple external impedance matching ? f-16 metal thru-hole package absolute maximum rating (ta=25 c) parameter rating unit input power level p in 0 dbm dc voltage v dc between any two pins v dc 30 v operating temperature range t a -10 ~ +60 c storage temperature range t stg -40 ~ +85 c electrical characteristics parameter sym minimum typical maximum unit center frequency (25 c) fc ns 136.00 ns mhz insertion loss at fc il - 3.0 5.0 db 3db bandwidth bw 3 65 88 - khz passband ripple ( fc 20 khz) ? - 0.2 1.0 db stopband attenuation fc 0.5 mhz fc 1.0 mhz fc 1.5 mhz fc 2.0 mhz ultimate 40 45 45 46 52 48 54 54 55 62 - - - - - db db db db db temperature stability turnover temperature frequency temperature coefficient to ftc 25 - - 0.032 55 - c ppm/ c group delay absolute at fc deviation fc 10 khz ? 10 - 15 2.0 18 8.0 sec sec dc insulation resistance between any two pins - 1.0 - - m ? ns = not specified notes: 1. the frequency f c is defined as the midpoint between the 3db frequencies. 2. unless noted otherwise, all measurements are made with the filter installed in the specified test fixture that 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, bandwidth, and passband shape are dependent on the impedance matching component values and quality. 3. unless noted otherwise, specifications apply over the entire specified operating temperature range. 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 temperatures above +65 c. typically, aging is greatest the first year after manufacture, decreasing in subsequent years. 5. turnover temperature, t 0 , is the temperature of maximum (or turnover) frequency, f 0 . the nominal frequency at any case temperature, t c , may be calculated from: f = f 0 [1 - ftc (t 0 - t c ) 2 ]. 6. the specifications of this device are based on the test circuit shown above and subject to change or obsolescence without notice. 7. all equipment designs utilizing this product must be approved by the appropriate government agency prior to manufacture or sale. 8. our liability is only assumed for the surface acoustic wave (saw) component(s) per se, not for applications, processes and circuits implemented within components or assemblies. 9. for questions on technology, prices and delivery please contact our sales offices or e-mail sales@vanlong.com . SF136B
136.00 mhz saw filter phone: +86 10 6301 4184 fax: +86 10 6301 9167 email: sales@vanlong.com web: http://www.va nlong.com ? december 2005 by vanlong technology co., ltd. SF136B package dimensions (f-16) marking test circuit typical frequency response electrical connections terminals connection 1 input / output 2 case ground 3 case ground 4 output / input package dimensions dimensions nom (mm) dimensions nom (mm) a 12.0 e 5.0 b 7.2 f 2.54 c 2.0 g 0.5 d 3.5 l = 12~20 turns of 0.51mm insulated copper, 4.0mm id SF136B ink marking color: black or blue
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