tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS24602 rev. date 2011-05-20 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 246mhz saw filter 0.1mhz 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: LBS24602 features ? for if saw filter ? single-ended operation ? ceramic surface mount package ? small size ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz 245.95 246 246.05 insertion loss db - 5.2 6.5 passband variation(f00.05mhz) db - 0.1 - group delay variation(f00.05mhz) s - 1.4 3 f0-25 f0-1.6mhz db 50 52 - f0-1.6 f0-0.6mhz db 35 47 - f0-0.6 f0-0.4mhz db 20 55 - f0+0.4 f0+0.6mhz db 20 54 - f0+0.6 f0+1.6mhz db 33 48 - ultimate rejection f0+1.6 f0+25mhz db 38 40 - material temperature coefficient khz/c 0.25 substrate material - qz ambient temperature c 25 dc voltage v 0 input power dbm - - 10 esd class - 1c 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 / sales@sipat.com part number LBS24602 rev. date 2011-05-20 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 246mhz saw filter 0.1mhz 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: LBS24602 matching configuration l1=(100+56)nh l2=(100+15)nh 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) 24602: part number 4) xxyy: date(year/month) 5) zz: identified code 1.27 0.10 2.08 0.15 1.20 0.15 2.54 0.10 0.60 0.10 1 2 3 6 5 7 8 4 5.00 0.15 5.00 0.15 1.35 0.25 1 2 3 6 7 5 8 4 l1 l2 input output 50 50 26
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS24602 rev. date 2011-05-20 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 246mhz saw filter 0.1mhz 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: LBS24602 typical performance frequency response passband response 243.5 244 244.5 245 245.5 246 246.5 247 247.5 248 248.5 -95.2187 -85.2187 -75.2187 -65.2187 -55.2187 -45.2187 -35.2187 -25.2187 -15.2187 -5.2187 4.7813 type performance frequency(mhz) magnitude(db) 245.85 245.9 245.95 246 246.05 246.1 246.15 246.2 -7.7187 -7.2187 -6.7187 -6.2187 -5.7187 -5.2187 -4.7187 -4.2187 -3.7187 type performance frequency(mhz) amplitude ripple(db) horizontal: 0.5mhz/div vertical: 10db/div horizontal: 0.05mhz/div vertical: 0.5db/div group delay variation(f00.05mhz) phase linearity(f00.05mhz) 245.85 245.9 245.95 246 246.05 246.1 246.15 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 x: 246 y: 5164 type performance frequency(mhz) group delay time(ns) x: 246.1 y: 5806 x: 245.9 y: 6525 245.85 245.9 245.95 246 246.05 246.1 246.15 -30 -20 -10 0 10 20 30 x: 245.9 y: 2.459 type performance frequency(mhz) degree(deg) x: 246.1 y: 2.4 horizontal: 0.05mhz/div vertical: 1000ns/div horizontal: 0.05mhz/div vertical: 10deg/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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