tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT14051 rev. date 2008-05-29 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 3.0 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 140mhz saw filter 14mhz 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: LBT14051 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 139.92 140 140.08 insertion loss db - 29 29.5 1.5 db bandwidth mhz 14.1 14.18 - 3 db bandwidth mhz 14.2 14.34 - 40 db bandwidth mhz - 15.19 15.3 50 db bandwidth mhz - 15.26 17.5 phase linearity(f07mhz) deg - 8 - group delay variation(f07mhz) nsec - 50 80 passband variation db - 0.7 1.5 absolute delay usec - 3.69 3.75 ultimate rejection db 50 52 - material temperature coefficient khz/c -2.52 substrate material - 112lt 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 dip2712 (27.0x12.8x4.7mm3) 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 part number LBT14051 rev. date 2008-05-29 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 3.0 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 140mhz saw filter 14mhz 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: LBT14051 matching configuration l1=l2=33nh source/load impedance=50 ohm notes - component values may change depending on board layout. package dimension package: dip2712 unit: mm pad configuration: input 1 output 5 ground all others marking configuration: 1) sipat: manufacturer name 2) LBT14051: part number 3) xxyy: date(year/month) 4) zz: identified code l2 input output 50 50 l1 1 2 3 45 6 7.62 0.2 17.70 0.2 4.5 4.7 sipat 12.80 0.5 2.54 0.2 2.54 0.2 0.45 0.05 LBT14051 xxyyzz 27.00 0.5
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sawmkt@sipat.com part number LBT14051 rev. date 2008-05-29 sipat co., ltd. ( cetc no.26 research institute ) #14 nanping huayuan road, chongqing, china, 400060 ver. 3.0 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 140mhz saw filter 14mhz 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: LBT14051 typical performance frequency respond passband respond 115 120 125 130 135 140 145 150 155 160 165 -118.9634 -108.9634 -98.9634 -88.9634 -78.9634 -68.9634 -58.9634 -48.9634 -38.9634 -28.9634 -18.9634 type performance frequency(mhz) magnitude(db) 125 130 135 140 145 150 155 -30.9634 -30.4634 -29.9634 -29.4634 -28.9634 -28.4634 -27.9634 -27.4634 horizontal: 5mhz/div vertical: 10db/div horizontal: 5mhz/div vertical: 0.5db/div group delay variation(f07mhz) phase linearity(f07mhz) 130 132 134 136 138 140 142 144 146 148 150 3400 3450 3500 3550 3600 3650 3700 3750 3800 3850 3900 x: 140 y: 3698 type performance frequency(mhz) group delay time(ns) x: 147 y: 3664 x: 133 y: 3705 130 132 134 136 138 140 142 144 146 148 150 -40 -30 -20 -10 0 10 20 30 x: 147 y: 3.435 type performance frequency(mhz) degree(deg) x: 133 y: 0.5382 x: 140 y: -0.3178 horizontal: 2mhz/div vertical: 50ns/div horizontal: 2mhz/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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