tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT14802 rev. date 2011-04-21 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 147.5mhz 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: LBT14802 features ? for if saw filter ? high attenuation ? single-ended operation ? dual in-line package ? no matching required for operation at 50 ? ? rohs compliant (2002/95/ec), pb-free specifications parameter unit minimum typical maximum center frequency mhz 147.35 147.5 147.65 insertion loss db - 27.7 30 1.5 db bandwidth mhz 5.05 5.09 - 3 db bandwidth mhz 5.2 5.26 - 30 db bandwidth mhz - 6 6.05 40 db bandwidth mhz - 6.13 - 45 db bandwidth mhz - 6.17 - 50 db bandwidth mhz - 6.22 - passband variation db - 1.2 1.5 absolute delay usec - 4 - ultimate rejection(f07mhz) db 55 56 - material temperature coefficient khz/c -2.66 substrate material - 112lt ambient temperature c 25 operating temperature range c -25 - +85 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 / sales@sipat.com part number LBT14802 rev. date 2011-04-21 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 147.5mhz 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: LBT14802 matching configuration 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 2,3,4,6 marking configuration: 1) sipat: manufacturer name 2) LBT14802: part number 3) xxyy: date(year/month) 4) zz: identified code 1 2 3 45 6 12.80 0.50 35.00 0.50 4.50 0.50 4.70 0.50 0.45 0.05 25.40 0.50 7.62 0.50 2.54 0.20 2.54 0.20 sipat LBT14802 xxyyzz input output 50 50 15
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBT14802 rev. date 2011-04-21 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 147.5mhz 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: LBT14802 typical performance frequency response passband response 135 140 145 150 155 160 -117.7329 -107.7329 -97.7329 -87.7329 -77.7329 -67.7329 -57.7329 -47.7329 -37.7329 -27.7329 -17.7329 type performance frequency(mhz) magnitude(db) 143 144 145 146 147 148 149 150 151 152 -30.2329 -29.7329 -29.2329 -28.7329 -28.2329 -27.7329 -27.2329 -26.7329 -26.2329 type performance frequency(mhz) amplitude ripple(db) horizontal: 5mhz/div vertical: 10db/div horizontal: 1mhz/div vertical: 0.5db/div group delay variation(f02.6mhz) phase linearity(f02.6mhz) 144 145 146 147 148 149 150 151 3400 3500 3600 3700 3800 3900 4000 4100 4200 4300 4400 4500 x: 150.1 y: 4016 type performance frequency(mhz) group delay time(ns) x: 144.9 y: 3898 x: 147.5 y: 4061 144 145 146 147 148 149 150 151 -30 -20 -10 0 10 20 30 x: 150.1 y: 4.561 type performance frequency(mhz) degree(deg) x: 144.9 y: 1.947 x: 147.5 y: -1.949 horizontal: 1mhz/div vertical: 100ns/div horizontal: 1mhz/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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