tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT42304 rev. date 2010-10-10 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 2.0 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 422.5mhz saw filter 5mhz 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: LBT42304 features ? for rf saw filter ? single-double 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 - 422.5 - insertion loss(420 425mhz) db - 2.2 2.5 passband variation(420 425mhz) db - 0.5 1.2 input/output vswr(420 425mhz) - - 1.7/1.9 2 0.5 410mhz db 40 42 - 410 415mhz db 30 34 - 445 455mhz db 23 51 - 455 490mhz db 42 53 - ultimate rejection 490 1200mhz db 30 35 - material temperature coefficient khz/c -13.5 substrate material - 42lt ambient temperature c 25 operating temperature range c -40 - +85 storage temperature range c -40 - +85 dc voltage v 0 input power dbm - - 20 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 LBT42304 rev. date 2010-10-10 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 2.0 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 422.5mhz saw filter 5mhz 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: LBT42304 matching configuration source impedance=50 ohm load impedance=100 ohm notes - component values may change depending on board layout. package dimension package: smd3.0*3.0 unit: mm pad configuration: input: 2 output: 4,6 ground: all others marking configuration: 1) ?: pad number 1 index 2) d23d: part number 3) xxyy: date(year/month) input output 50 100 1.250.17 3.0 3.0 12 3 5 4 6 1 2 3 6 5 4 d 2 3 d x x y y 0.7 0.6 0.7 1.5
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT42304 rev. date 2010-10-10 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 2.0 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 422.5mhz saw filter 5mhz 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: LBT42304 typical performance frequency response passband response 390 400 410 420 430 440 450 460 -91.5829 -81.5829 -71.5829 -61.5829 -51.5829 -41.5829 -31.5829 -21.5829 -11.5829 -1.5829 8.4171 type performance frequency(mhz) magnitude(db) 414 416 418 420 422 424 426 428 430 432 -4.0829 -3.5829 -3.0829 -2.5829 -2.0829 -1.5829 -1.0829 -0.5829 -0.0829 type performance frequency(mhz) amplitude ripple(db) horizontal: 10mhz/div vertical: 10db/div horizontal: 2mhz/div vertical: 0.5db/div group delay variation(f02.5mhz) phase linearity(f02.5mhz) 418 419 420 421 422 423 424 425 426 427 -200 -100 0 100 200 300 400 x: 420 y: 145.8 type performance frequency(mhz) group delay time(ns) x: 425 y: 123.9 418 419 420 421 422 423 424 425 426 427 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 x: 425 y: 3.769 type performance frequency(mhz) degree(deg) x: 420 y: 3.284 horizontal: 1mhz/div vertical: 100ns/div horizontal: 1mhz/div vertical: 5deg/div vswr11(f02.5mhz) vswr22(f02.5mhz) 415 420 425 430 0.5 1 1.5 2 2.5 3 3.5 x: 420 y: 1.226 type performance (vswr1) frequency(mhz) magnitude(db) x: 425 y: 1.731 415 420 425 430 0.5 1 1.5 2 2.5 3 3.5 x: 420 y: 1.305 type performance (vswr2) frequency(mhz) magnitude(db) x: 425 y: 1.89
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