tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS82802 rev. date 2011-06-08 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 1/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 828mhz saw filter 14mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBS82802 features ? for if saw filter ? single-ended operation ? ceramic surface mount package ? small size ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz 827.5 828 828.5 insertion loss db - 25.6 30 1.5 db bandwidth mhz 14 14.4 - 3 db bandwidth mhz - 15 - 38 db bandwidth mhz - 18.7 19 passband variation db - 0.8 1.5 absolute delay usec - 0.9 - ultimate rejection db 38 41 - material temperature coefficient khz/c 0.83 substrate material - qz ambient temperature c 25 operating temperature range c -25 - +55 storage temperature range c -45 - +85 dc voltage v 0 input power dbm - - 10 esd class - 1c package size smd13.3*6.5 notes: 1. all specifications are based on the test circuit shown; 2. in production, all specifications are measured by ag ilent network analyzer and full 2 port calibration at room temperature; 3. electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. this is the optimum impedance in order to achieve the performance show.
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS82802 rev. date 2011-06-08 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 2/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 828mhz saw filter 14mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBS82802 matching configuration l1=6.8nh l2=3.9nh c1=12pf c2=8.2pf source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: smd13.3*6.5 unit: mm pad configuration: input: 10 output: 5 ground: 1,2,3,4,6,7,8,9 marking configuration: 1) ?: pad number 1 index 2) sipat: manufacturer name 3) LBS82802: part number 4) xxyy: date(year/month) 5) zz: identified code input output 50 50 l1 c1 l2 c2 10 5 13.3 +0.2 -0.1 6.5 +0.2 -0.1 0.4 0.76 2.9 1.02 0.13 0.6 1.905 0.15 1.51 0.2 sipat LBS82802 xxyyzz 0.51
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS82802 rev. date 2011-06-08 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 1.0 page 3/3 c c h h i i n n a a e e l l e e c c t t r r o o n n i i c c s s t t e e c c h h n n o o l l o o g g y y g g r r o o u u p p c c o o r r p p o o r r a a t t i i o o n n n n o o . . 2 2 6 6 r r e e s s e e a a r r c c h h i i n n s s t t i i t t u u t t e e 828mhz saw filter 14mhz bandwidth s s i i p p a a t t c c o o . . , , l l t t d d . . w w w w w w . . s s i i p p a a t t s s a a w w . . c c o o m m part number: LBS82802 typical performance frequency response passband response 790 800 810 820 830 840 850 860 -115.5792 -105.5792 -95.5792 -85.5792 -75.5792 -65.5792 -55.5792 -45.5792 -35.5792 -25.5792 -15.5792 type performance frequency(mhz) magnitude(db) 810 815 820 825 830 835 840 845 -28.0792 -27.5792 -27.0792 -26.5792 -26.0792 -25.5792 -25.0792 -24.5792 -24.0792 type performance frequency(mhz) amplitude ripple(db) horizontal: 10mhz/div vertical: 10db/div horizontal: 5mhz/div vertical: 0.5db/div group delay variation(f07mhz) phase linearity(f07mhz) 815 820 825 830 835 840 750 800 850 900 950 1000 1050 x: 828 y: 942.5 type performance frequency(mhz) group delay time(ns) x: 821 y: 934.1 x: 835 y: 919.3 815 820 825 830 835 840 -20 -15 -10 -5 0 5 10 15 20 x: 835 y: 3.856 type performance frequency(mhz) degree(deg) x: 821 y: 0.3964 x: 828 y: -0.3792 horizontal: 5mhz/div vertical: 50ns/div horizontal: 5mhz/div vertical: 5deg/div smith chart s11 smith chart s22 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0 0.2 0.5 1.0 2.0 5.0 +j0.2 -j0.2 +j0.5 -j0.5 +j1.0 -j1.0 +j2.0 -j2.0 +j5.0 -j5.0 0.0
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