tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT144701 rev. date 2011-07-13 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 1447mhz saw filter 40mhz 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: LBT144701 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 - 1447 - insertion loss(1427 1467mhz) db - 3.2 3.6 passband variation(1427 1467mhz) db - 0.9 1 input/output vswr(1427 1467mhz) - - 1.6 2 dc 1367mhz db 25 42 - ultimate rejection 1526 2500mhz db 25 43 - material temperature coefficient khz/c -46.3 substrate material - 42lt ambient temperature c 25 operating temperature range c -45 - +85 dc voltage v 0 input power dbm - - 15 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 LBT144701 rev. date 2011-07-13 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 1447mhz saw filter 40mhz 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: LBT144701 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) n47a: part number 4) xyy: date(year/month) 5) zz: identified code 1.240.18 3.000.10 3.000.10 1.50 0.76 0.890.08 n47a xyyzz 1 2 3 6 5 4 1 2 3 6 5 4 1.60 0.61 input output 50 50 2 5
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT144701 rev. date 2011-07-13 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 1447mhz saw filter 40mhz 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: LBT144701 typical performance frequency response passband response 1200 1250 1300 1350 1400 1450 1500 1550 1600 1650 -92.2705 -82.2705 -72.2705 -62.2705 -52.2705 -42.2705 -32.2705 -22.2705 -12.2705 -2.2705 7.7295 type performance frequency(mhz) magnitude(db) 1380 1400 1420 1440 1460 1480 1500 -4.7705 -4.2705 -3.7705 -3.2705 -2.7705 -2.2705 -1.7705 -1.2705 -0.7705 type performance frequency(mhz) amplitude ripple(db) horizontal: 50mhz/div vertical: 10db/div horizontal: 20mhz/div vertical: 0.5db/div group delay variation(f020mhz) phase linearity(f020mhz) 1400 1410 1420 1430 1440 1450 1460 1470 1480 1490 -20 -10 0 10 20 30 40 50 60 x: 1427 y: 25.36 type performance frequency(mhz) group delay time(ns) x: 1467 y: 23.36 1400 1410 1420 1430 1440 1450 1460 1470 1480 1490 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 x: 1427 y: 3.09 type performance frequency(mhz) degree(deg) x: 1467 y: 0.1797 horizontal: 10mhz/div vertical: 10ns/div horizontal: 10mhz/div vertical: 5deg/div input vswr(f020mhz) output vswr(f020mhz) 1380 1400 1420 1440 1460 1480 1500 0.8 1 1.2 1.4 1.6 1.8 2 2.2 x: 1427 y: 1.3 type performance (vswr1) frequency(mhz) magnitude(db) x: 1467 y: 1.624 1380 1400 1420 1440 1460 1480 1500 0.8 1 1.2 1.4 1.6 1.8 2 2.2 x: 1427 y: 1.187 type performance (vswr2) frequency(mhz) magnitude(db) x: 1467 y: 1.619
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