tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT08035 rev. date 2008-11-17 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 80mhz saw filter 2mhz 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: LBT08035 features ? for if saw filter ? high attenuation ? single-ended operation ? dual in-line package ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz 79.92 80 70.08 insertion loss db - 9 14 1db bandwidth mhz 0.83 1.06 - 3 db bandwidth mhz 1.5 1.56 - 40 db bandwidth mhz - 3.41 3.5 passband variation db - 0.1 1 group delay variation(f00.5mhz) nsec - 50 150 phase linearity(f00.5mhz) deg - 2 5 absolute delay usec - 1.53 - ultimate rejection db - 45 - material temperature coefficient khz/c -1.44 substrate material - 112lt ambient temperature c 25 operating temperature range c -40 - +85 storage temperature range c -45 - +105 dc voltage v 0 input power dbm - - 10 esd class - 1a 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 / sawmkt@sipat.com part number LBT08035 rev. date 2008-11-17 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 80mhz saw filter 2mhz 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: LBT08035 matching configuration l1=(100+5)nh l2=120nh c1=c2=56pf 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 all others marking configuration: 1) sipat: manufacturer name 2) LBT08035: part number 3) xxyy: date(year/month) 4) zz: identified code 13.3 +0.2 -0.1 6.5 +0.2 -0.1 0.4 0.76 2.9 1.02 0.6 1.91 1.56 0.1 sipat LBT08035 xxyyzz 0.51 c1 input output 50 50 l1 l2 c2
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT08035 rev. date 2008-11-17 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 80mhz saw filter 2mhz 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: LBT08035 typical performance frequency respond passband respond 70 72 74 76 78 80 82 84 86 88 90 -98.8891 -88.8891 -78.8891 -68.8891 -58.8891 -48.8891 -38.8891 -28.8891 -18.8891 -8.8891 1.1109 type performance frequency(mhz) magnitude(db) 78 78.5 79 79.5 80 80.5 81 81.5 82 -11.3891 -10.8891 -10.3891 -9.8891 -9.3891 -8.8891 -8.3891 -7.8891 -7.3891 type performance frequency(mhz) amplitude ripple(db) horizontal: 2mhz/div vertical: 10db/div horizontal: 0.5mhz/div vertical: 0.5db/div group delay variation(f00.5mhz) phase linearity(f00.5mhz) 78 78.5 79 79.5 80 80.5 81 81.5 82 1200 1300 1400 1500 1600 1700 1800 x: 80 y: 1516 type performance frequency(mhz) group delay time(ns) x: 80.5 y: 1528 x: 79.5 y: 1528 78 78.5 79 79.5 80 80.5 81 81.5 82 -8 -6 -4 -2 0 2 4 6 8 x: 80 y: -0.5718 type performance frequency(mhz) degree(deg) x: 80.5 y: 0.4667 x: 79.5 y: 0.6691 horizontal: 0.5mhz/div vertical: 100ns/div horizontal: 0.5mhz/div vertical: 2deg/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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