tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LB140DS17 rev. date 2009-03-27 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 140mhz saw filter 24mhz 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: LB140DS17 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 139.6 140 140.4 insertion loss db - 11.5 13 1db bandwidth mhz 22 24.89 - 3 db bandwidth mhz 23.9 26 - 35 db bandwidth mhz - 29.58 33.5 passband variation(f09.6mhz) db - 0.7 1 phase linearity(f09.6mhz) deg - 4 14 group delay variation(f09.6mhz) nsec - 85 100 absolute delay usec - 0.98 - ultimate rejection db - 38 - material temperature coefficient khz/c -13.16 substrate material - yz ln 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 LB140DS17 rev. date 2009-03-27 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 140mhz saw filter 24mhz 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: LB140DS17 matching configuration l1=120nh l2=(100+18)nh c1=22pf c2=15pf source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension 6 5 12 11 4 3 7 8 9 10 1 3 2 4 10 7 8 9 12 11 5 6 13.3 +0.2 -0.1 6.5 +0.2 -0.1 1.56 0.1 0.4 0.79 0.76 1.5 2.54 sipat LB140DS17 xxyyzz package: smd13.3*6.5 unit: mm pad configuration: input: 11 output: 5 ground: all others marking configuration: 1) ?: pad number 1 index 2) sipat: manufacturer name 3) LB140DS17: part number 4) xxyy: date(year/month) 5) zz: identified code c1 input output 50 50 l1 l2 c2
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LB140DS17 rev. date 2009-03-27 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 140mhz saw filter 24mhz 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: LB140DS17 typical performance frequency respond passband respond 90 100 110 120 130 140 150 160 170 180 190 -101.5388 -91.5388 -81.5388 -71.5388 -61.5388 -51.5388 -41.5388 -31.5388 -21.5388 -11.5388 -1.5388 type performance frequency(mhz) magnitude(db) 100 110 120 130 140 150 160 170 180 -14.0388 -13.5388 -13.0388 -12.5388 -12.0388 -11.5388 -11.0388 -10.5388 -10.0388 type performance frequency(mhz) amplitude ripple(db) horizontal: 10mhz/div vertical: 10db/div horizontal: 10mhz/div vertical: 0.5db/div group delay variation(f09.6mhz) phase linearity(f09.6mhz) 120 125 130 135 140 145 150 155 160 500 600 700 800 900 1000 1100 1200 1300 1400 x: 149.6 y: 1017 type performance frequency(mhz) group delay time(ns) x: 130.4 y: 999.4 x: 140 y: 961 120 125 130 135 140 145 150 155 160 -20 -15 -10 -5 0 5 10 15 x: 149.6 y: 1.458 type performance frequency(mhz) degree(deg) x: 140 y: 0.125 x: 130.4 y: -0.3025 horizontal: 5mhz/div vertical: 100ns/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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