tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT88203 rev. date 2009-10-15 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 881.5mhz saw filter 25mhz 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: LBT88203 features ? for rf saw filter ? single-ended operation ? ceramic surface mount package ? small size ? no matching required for operation at 50 ? ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz - 881.5 - insertion loss(869~894mhz) db - 2.4 3.5 3 db bandwidth mhz - 37.6 - passband variation(869~894mhz) db - 0.8 1.5 10 779mhz db 45 55 - 779 849mhz db 40 45 - 914 970mhz db 20 31 970 1049mhz db 45 52 ultimate rejection 1049 2000mhz db 35 38 - material temperature coefficient khz/c -28.2 substrate material - 42lt ambient temperature c 25 operating temperature range c -10 - +65 storage temperature range c -40 - +85 dc voltage v 0 input power dbm - - 10 esd class - 1a package size smd3.0*3.0 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 LBT88203 rev. date 2009-10-15 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 881.5mhz saw filter 25mhz 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: LBT88203 matching configuration source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension 1.40max 3.000.10 3.000.10 1.500.20 0.60 0.85 0.850.08 88203 xxyy 1 2 3 6 5 4 1 2 3 6 5 4 1.30 1.60 package: smd3.0*3.0 unit: mm pad configuration: input: 2 output: 5 ground: all others marking configuration: 1) ?: pad number 1 index 2) 88203: part number 3) xxyy: date(year/month) input output 50 50
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT88203 rev. date 2009-10-15 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 881.5mhz saw filter 25mhz 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: LBT88203 typical performance frequency respond passband respond 750 800 850 900 950 1000 -91.4729 -81.4729 -71.4729 -61.4729 -51.4729 -41.4729 -31.4729 -21.4729 -11.4729 -1.4729 8.5271 type performance frequency(mhz) magnitude(db) 830 840 850 860 870 880 890 900 910 920 930 -3.9729 -3.4729 -2.9729 -2.4729 -1.9729 -1.4729 -0.9729 -0.4729 0.0271 type performance frequency(mhz) amplitude ripple(db) horizontal: 50mhz/div vertical: 10db/div horizontal: 10mhz/div vertical: 0.5db/div group delay variation(f012.5mhz) phase linearity(f012.5mhz) 860 870 880 890 900 910 -40 -20 0 20 40 60 80 100 120 x: 881.5 y: 35.32 type performance frequency(mhz) group delay time(ns) x: 868.8 y: 48.48 x: 894.3 y: 39.72 860 870 880 890 900 910 -80 -60 -40 -20 0 20 40 60 x: 868.8 y: 7.397 type performance frequency(mhz) degree(deg) x: 894.3 y: 3.7 x: 881.5 y: -4.459 horizontal: 10mhz/div vertical: 20ns/div horizontal: 10mhz/div vertical: 20deg/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
|
