tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com lbs1203 part number LBS12038 rev. date 2008-11-13 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 120mhz saw filter 2mhz 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: LBS12038 features ? for if saw filter ? high attenuation ? single-ended operation ? dual in-line package ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz 119.875 120 120.125 insertion loss db - 21 24 1 db bandwidth mhz 1.8 1.89 - 30 db bandwidth mhz - 2.93 3 40 db bandwidth mhz - 3.05 3.8 passband variation db - 0.5 1 absolute delay usec - 2.78 2.8 ultimate rejection(f02mhz) db 50 53 - material temperature coefficient khz/c 0.12 substrate material - qz 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 dip3512 (35.0x12.8x4.7mm3) 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 lbs1203 part number LBS12038 rev. date 2008-11-13 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 120mhz saw filter 2mhz 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: LBS12038 matching configuration l1=120nh l2=82nh c1=56pf source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: dip3512 unit: mm pad configuration: input 1 output 5 ground all others marking configuration: 1) sipat: manufacturer name 2) LBS12038: part number 3) xxyy: date(year/month) 4) zz: identified code 1 2 3 45 6 12.80 0.5 35.00 0.5 4.5 4.7 0.45 0.05 25.40 0.2 7.62 0.2 2.54 0.2 2.54 0.2 sipat LBS12038 xxyyzz c1 input output 50 50 l1 l2
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com lbs1203 part number LBS12038 rev. date 2008-11-13 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 120mhz saw filter 2mhz 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: LBS12038 typical performance frequency respond passband respond 115 116 117 118 119 120 121 122 123 124 125 -110.8883 -100.8883 -90.8883 -80.8883 -70.8883 -60.8883 -50.8883 -40.8883 -30.8883 -20.8883 -10.8883 type performance frequency(mhz) magnitude(db) 117 118 119 120 121 122 123 -23.3883 -22.8883 -22.3883 -21.8883 -21.3883 -20.8883 -20.3883 -19.8883 -19.3883 type performance frequency(mhz) amplitude ripple(db) horizontal: 1mhz/div vertical: 10db/div horizontal: 1mhz/div vertical: 0.5db/div group delay variation(f00.9mhz) phase linearity(f00.9mhz) 118 118.5 119 119.5 120 120.5 121 121.5 122 1800 2000 2200 2400 2600 2800 3000 3200 3400 3600 x: 120 y: 2812 type performance frequency(mhz) group delay time(ns) x: 120.9 y: 2745 x: 119.1 y: 2742 118 118.5 119 119.5 120 120.5 121 121.5 122 -20 -15 -10 -5 0 5 10 15 x: 120 y: 0.4474 type performance frequency(mhz) degree(deg) x: 120.9 y: 1.657 x: 119.1 y: 0.3205 horizontal: 0.5mhz/div vertical: 200ns/div horizontal: 0.5mhz/div vertical: 5deg/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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