tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT89803 rev. date 2011-05-11 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 897.5mhz saw filter 35mhz 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: LBT89803 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 - 897.5 - insertion loss(880 915mhz) db - 1.5 2.5 vswr(880 915mhz) - - 1.8 2 passband variation(880 915mhz) db - 0.5 1.3 dc 860mhz db 17 19 - 925 935mhz db 4 18 - 935 960mhz db 20 23 - ultimate rejection 960 3660mhz db 20 20 - material temperature coefficient khz/c -28.7 substrate material - 42lt ambient temperature c 25 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 LBT89803 rev. date 2011-05-11 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 897.5mhz saw filter 35mhz 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: LBT89803 matching configuration source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: smd3.0*3.0 unit: mm pad configuration: input: 2 output: 5 ground: 1,3,4,6 marking configuration: 1) ?: pad number 1 index 2) h98c: part number 3) xxyy: date(year/month) 1.240.18 3.000.10 3.000.10 1.50 0.76 0.890.08 h98c xxyy 1 2 3 6 5 4 1 2 3 6 5 4 1.60 0.61 input output 50 50 25
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT89803 rev. date 2011-05-11 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 897.5mhz saw filter 35mhz 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: LBT89803 typical performance frequency response passband response 750 800 850 900 950 1000 -90.6955 -80.6955 -70.6955 -60.6955 -50.6955 -40.6955 -30.6955 -20.6955 -10.6955 -0.6955 9.3045 type performance frequency(mhz) magnitude(db) 850 860 870 880 890 900 910 920 930 940 -3.1955 -2.6955 -2.1955 -1.6955 -1.1955 -0.6955 -0.1955 0.3045 0.8045 type performance frequency(mhz) amplitude ripple(db) horizontal: 50mhz/div vertical: 10db/div horizontal: 10mhz/div vertical: 0.5db/div group delay variation(880 915mhz) phase linearity(880 915mhz) 860 870 880 890 900 910 920 930 940 -40 -20 0 20 40 60 80 x: 880 y: 26.54 type performance frequency(mhz) group delay time(ns) x: 915.1 y: 28.21 860 870 880 890 900 910 920 930 940 -60 -50 -40 -30 -20 -10 0 10 20 30 40 50 x: 880 y: 6.472 type performance frequency(mhz) degree(deg) x: 910 y: 5.441 horizontal: 10mhz/div vertical: 20ns/div horizontal: 10mhz/div vertical: 10deg/div input vswr(880 915mhz) output vswr(880 915mhz) 840 850 860 870 880 890 900 910 920 930 940 950 0.5 1 1.5 2 2.5 3 x: 880 y: 1.725 type performance (vswr1) frequency(mhz) magnitude(db) x: 915.1 y: 1.088 840 850 860 870 880 890 900 910 920 930 940 950 0.5 1 1.5 2 2.5 3 x: 880 y: 1.722 type performance (vswr2) frequency(mhz) magnitude(db) x: 914.1 y: 1.082
|
