480.00 mhz saw filter phone: +86 (10) 5128 1211 fax: +86 (10) 5820 3915 email: sales@vanlong.com web: http://www.vanlong.c om ? october 2006 by vanlong technology co., ltd. SF5512 z ideal for dbs receivers, if filter z constant group delay z improved esd capability by in tegrated shunt resistors z ultra miniature ceramic qcc8c smd package z complies with directive 2002/95/ec (rohs compliant) absolute maximum rating (ta=25 c) parameter rating unit a c voltage between any two pins v pp 5 v dc voltage between any two pins v dc 0 v operating temperature range t a -25 ~ +85 c storage temperature range t stg -40 ~ +85 c electronic characteristics parameter sym minimum typical maximum unit center frequency (25 c) between 3db point tolerance from 480.00 mhz f c ? f c ns - 480.00 - ns 1.0 mhz mhz insertion attenuation - 22.5 24.0 db 3db bandwidth bw 3 25.60 26.60 27.60 mhz relative attenuation 466.50 mhz 493.50 mhz lower sidelobe 430.00 ? 455.50 mhz upper sidelobe 504.50 ? 530.00 mhz rel - - 40 38 3.0 3.2 46 43 4.6 4.6 - - db db db db reflected wave signal suppression 0.1 s ? 2.0 s after main pulse - 40.0 46.0 - db a mplitude ripple (p-p) 473.50 ? 486.50 mhz ? - 0.6 1.0 db group delay 480.00 mhz - 227.5 - ns group delay ripple (p-p) 467.00 ? 493.00 mhz ? - 8.5 15.0 ns temperature coefficient of frequency ftc - -86 - ppm/k 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. the specifications of this device are based on the test circuit shown above and subject to change or obsolescence without notice. 5. all equipment designs utilizing this product must be approved by the appropriate government agency prior to manufacture or sale. 6. 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. 7. for questions on technology, prices and delivery please contact our sales offices or e-mail sales@vanlong.com. SF5512
480.00 mhz saw filter phone: +86 (10) 5128 1211 fax: +86 (10) 5820 3915 email: sales@vanlong.com web: http://www.vanlong.c om ? october 2006 by vanlong technology co., ltd. SF5512 package dimensions (qcc8c) marking test circuit typical frequency response electrical connections terminals connection 1 input ground 2 input 5 output ground 6 output 3,7 to be grounded 4,8 case ground package dimensions dimensions nom (mm) dimensions nom (mm) a 2.08 e 1.20 b 0.60 f 1.35 c 1.27 g 5.00 d 2.54 h 5.00 f5512 480.0 yww 1. f5512 - part code 2. frequency (mhz) in 5 digits 3. date code: y : last digit of year ww : week no. from 50 ? source to 5 0 ? load
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