tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS20701 rev. date 2010-09-10 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 206.8mhz 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: LBS20701 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 206.6 206.8 207 insertion loss db - 23.5 25 1 db bandwidth mhz - 5 - 3 db bandwidth mhz 5.2 5.36 - 40 db bandwidth mhz - 6.38 6.6 passband variation db - 0.6 0.9 absolute delay usec - 2.6 - ultimate rejection db 45 48 - material temperature coefficient khz/c 0.2 substrate material - qz ambient temperature c 25 dc voltage v 0 input power dbm - - 10 esd class - 1c 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 / sales@sipat.com part number LBS20701 rev. date 2010-09-10 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 206.8mhz 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: LBS20701 matching configuration l1=47nh l2=33nh c1=27pf c2=36pf 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) LBS20701: part number 3) xxyy: date(year/month) 4) zz: identified code c1 input output 50 50 l1 l2 c2 1 2 3 45 6 7.62 0.50 17.70 0.50 4.50 0.50 4.30 0.50 sipat 12.80 0.50 2.54 0.20 2.54 0.20 0.45 0.05 LBS20701 xxyyzz 27.00 0.50
tel: +86-23-62808818 fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com part number LBS20701 rev. date 2010-09-10 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 206.8mhz 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: LBS20701 typical performance frequency response passband response 185 190 195 200 205 210 215 220 225 230 -113.5328 -103.5328 -93.5328 -83.5328 -73.5328 -63.5328 -53.5328 -43.5328 -33.5328 -23.5328 -13.5328 type performance frequency(mhz) magnitude(db) 202 204 206 208 210 212 -26.0328 -25.5328 -25.0328 -24.5328 -24.0328 -23.5328 -23.0328 -22.5328 -22.0328 type performance frequency(mhz) amplitude ripple(db) horizontal: 5mhz/div vertical: 10db/div horizontal: 2mhz/div vertical: 0.5db/div group delay variation(f02.5mhz) phase linearity(f02.5mhz) 203 204 205 206 207 208 209 210 2200 2300 2400 2500 2600 2700 2800 2900 x: 204.3 y: 2577 type performance frequency(mhz) group delay time(ns) x: 206.8 y: 2604 x: 209.3 y: 2570 203 204 205 206 207 208 209 210 -20 -15 -10 -5 0 5 10 15 20 x: 204.3 y: 0.5849 type performance frequency(mhz) degree(deg) x: 209.3 y: 3.403 x: 206.8 y: -0.523 horizontal: 1mhz/div vertical: 100ns/div horizontal: 1mhz/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
|