tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT42301 rev. date 2008-07-22 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 422.5mhz saw filter 6mhz 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: LBT42301 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 - 422.5 - insertion loss db - 1.5 2.5 1 db bandwidth mhz 6 6.37 - passband variation(420 425mhz) db - 0.6 - absolute delay usec - 0.12 - 0 400mhz db 40 48 - 420 425mhz db 20 46 - ultimate rejection 450 600mhz db 40 49 - material temperature coefficient khz/c -13.52 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 smd5.0*5.0 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 LBT42301 rev. date 2008-07-22 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 422.5mhz saw filter 6mhz 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: LBT42301 matching configuration source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: smd5.0*5.0 unit: mm pad configuration: input: 2 output: 6 ground: all others marking configuration: 1) ?: pad number 1 index 2) sipat: manufacturer name 3) 42301: part number 4) xxyy: date(year/month) 5) zz: identified code input output 50 50 1.27 0.1 2.08 0.15 1.20 0.15 0 . 2 r t y p 2.54 0.1 0.6 0.1 1 2 3 6 5 7 8 4 5.0 0.2 5.0 0.2 1.5max 1.0 0.1 1
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT42301 rev. date 2008-07-22 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 422.5mhz saw filter 6mhz 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: LBT42301 typical performance frequency respond passband respond 380 390 400 410 420 430 440 450 460 470 -91.4976 -81.4976 -71.4976 -61.4976 -51.4976 -41.4976 -31.4976 -21.4976 -11.4976 -1.4976 8.5024 type performance frequency(mhz) magnitude(db) 414 416 418 420 422 424 426 428 430 432 -3.9976 -3.4976 -2.9976 -2.4976 -1.9976 -1.4976 -0.9976 -0.4976 0.0024 type performance frequency(mhz) amplitude ripple(db) horizontal: 10mhz/div vertical: 10db/div horizontal: 2mhz/div vertical: 0.5db/div group delay variation(f03mhz) phase linearity(f03mhz) 414 416 418 420 422 424 426 428 430 432 -300 -200 -100 0 100 200 300 400 type performance frequency(mhz) group delay time(ns) 414 416 418 420 422 424 426 428 430 432 -100 -80 -60 -40 -20 0 20 40 60 80 type performance frequency(mhz) degree(deg) horizontal: 2mhz/div vertical: 100ns/div horizontal: 2mhz/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
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