tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT87301 rev. date 2010-11-17 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 872.5mhz saw filter 15mhz 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: LBT87301 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 865 872.5 880 insertion loss(865 880mhz) db - 2.8 3.5 return loss(865 880mhz) db 10 13.9/14.4 - passband variation(865 880mhz) db - 0.9 2 dc 824mhz db 20 41 - 824 849mhz db 25 39 - 885 1000mhz db 10 11 - 1730 1760mhz db 25 40 - ultimate rejection 1760 3000mhz db 20 22 - material temperature coefficient khz/c -27.9 substrate material - 42lt 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 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 / sales@sipat.com part number LBT87301 rev. date 2010-11-17 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 872.5mhz saw filter 15mhz 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: LBT87301 matching configuration source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension 1.250.17 3.000.10 3.000.10 1.50 0.60 0.85 1.150.12 h73a 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) h73a: part number 3) xxyy: date(year/month) input output 50 50
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT87301 rev. date 2010-11-17 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 872.5mhz saw filter 15mhz 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: LBT87301 typical performance frequency response passband response 780 800 820 840 860 880 900 920 940 960 -91.9428 -81.9428 -71.9428 -61.9428 -51.9428 -41.9428 -31.9428 -21.9428 -11.9428 -1.9428 8.0572 type performance frequency(mhz) magnitude(db) 855 860 865 870 875 880 885 890 895 -3.9428 -3.4428 -2.9428 -2.4428 -1.9428 -1.4428 -0.9428 -0.4428 type performance frequency(mhz) amplitude ripple(db) horizontal: 20mhz/div vertical: 10db/div horizontal: 5mhz/div vertical: 0.5db/div group delay variation(f07.5mhz) phase linearity(f07.5mhz) 855 860 865 870 875 880 885 890 -200 -150 -100 -50 0 50 100 150 200 250 300 x: 865 y: 110.3 type performance frequency(mhz) group delay time(ns) x: 880 y: 77.18 855 860 865 870 875 880 885 890 -50 -40 -30 -20 -10 0 10 20 30 40 x: 865 y: 8.684 type performance frequency(mhz) degree(deg) x: 880 y: 7.181 horizontal: 5mhz/div vertical: 50ns/div horizontal: 5mhz/div vertical: 10deg/div input return loss(f07.5mhz) output return loss(f07.5mhz) 845 850 855 860 865 870 875 880 885 890 895 900 -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 x: 865 y: -33.01 type performance (s11) frequency(mhz) magnitude(db) x: 880 y: -15.75 845 850 855 860 865 870 875 880 885 890 895 900 -40 -35 -30 -25 -20 -15 -10 -5 0 x: 865 y: -23.17 type performance (s22) frequency(mhz) magnitude(db) x: 880 y: -17.53
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