tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LB070DS29 rev. date 2011-04-13 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 70mhz saw filter 11mhz 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: LB070DS29 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 69.75 70 70.25 insertion loss db - 14.2 15 1 db bandwidth mhz 10.6 11 - 3 db bandwidth mhz - 11.64 - 35 db bandwidth mhz - 14.4 14.6 40 db bandwidth mhz - 14.96 - passband variation db - 0.6 1 absolute delay usec - 1.43 - ultimate rejection db 40 42 - material temperature coefficient khz/c -6.58 substrate material - yz ln ambient temperature c 25 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 / sales@sipat.com part number LB070DS29 rev. date 2011-04-13 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 70mhz saw filter 11mhz 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: LB070DS29 matching configuration l1=l2=120nh c1=c2=36pf 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: 11 output: 5 ground: 1,2,3, 4,6,7,8,9,10,12 marking configuration: 1) ?: pad number 1 index 2) sipat: manufacturer name 3) LB070DS29: part number 4) xxyy: date(year/month) 5) zz: identified code c1 input output 50 50 l1 l2 c2 6 5 12 11 4 3 2 1 7 8 9 10 1 3 2 4 10 7 8 9 12 11 5 6 13.30.2 6.50.2 1.61 0.19 0.4 0.8 0.76 1.5 2.54 sipat LB070DS29 xxyyzz
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LB070DS29 rev. date 2011-04-13 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 70mhz saw filter 11mhz 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: LB070DS29 typical performance frequency response passband response 45 50 55 60 65 70 75 80 85 90 95 -104.204 -94.204 -84.204 -74.204 -64.204 -54.204 -44.204 -34.204 -24.204 -14.204 -4.204 type performance frequency(mhz) magnitude(db) 60 65 70 75 80 -16.704 -16.204 -15.704 -15.204 -14.704 -14.204 -13.704 -13.204 -12.704 type performance frequency(mhz) amplitude ripple(db) horizontal: 5mhz/div vertical: 10db/div horizontal: 5mhz/div vertical: 0.5db/div group delay variation(f05.5mhz) phase linearity(f05.5mhz) 60 62 64 66 68 70 72 74 76 78 80 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 x: 70 y: 1437 type performance frequency(mhz) group delay time(ns) x: 75.5 y: 1391 x: 64.5 y: 1444 60 62 64 66 68 70 72 74 76 78 80 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 x: 64.5 y: 1.809 type performance frequency(mhz) degree(deg) x: 75.5 y: 2.445 x: 70 y: 0.6003 horizontal: 2mhz/div vertical: 100ns/div horizontal: 2mhz/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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