phone: +86-23-62808818 fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com part number LBS14091 rev. date 2006-11-14 sipat co., ltd. ( cetc no. 26 research institute ) nanping huayuan road no. 14 chongqing, china, 400060 rev. 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 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 140mhz saw filter 2mhz bandwidth part number: LBS14091 specifications parameter unit minimum typical maximum center frequency mhz 139.9 140 140.1 insertion loss db - 20.5 25 1 db bandwidth mhz - 1.54 - 2 db bandwidth mhz 1.6 1.71 - 3 db bandwidth mhz - 1.83 - 35 db bandwidth mhz - 2.88 3.1 40 db bandwidth mhz - 2.94 - 50 db bandwidth mhz - 3.04 - 55 db bandwidth mhz - 3.07 10.5 passband variation db - 0.4 1 absolute delay usec - 2.82 2.9 phase linearity(f00.7mhz) deg - 2 - group delay variation(f00.7mhz) nsec - 150 - ultimate rejection(10 25mhz) db 56 68 - material temperature coefficient khz/c 0.14 ambient temperature c 25 package size dip2712 (27.0x12.8x4.7mm3) notes: 1. all specifications are based on the test circuit shown 2. in production, devices will be tested at room te mperature to a guardbanded specification to ensure electrical compliance over 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 matching configuration l1=l2=68nh c1=36pf source/load impedance=50 ohm notes - component values may change depending on board layout. c1 input output 50 50 l1 l2
phone: +86-23-62808818 fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com part number LBS14091 rev. date 2006-11-14 sipat co., ltd. ( cetc no. 26 research institute ) nanping huayuan road no. 14 chongqing, china, 400060 rev. 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 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 140mhz saw filter 2mhz bandwidth part number: LBS14091 package dimension input 1 output 5 ground 2 3 4 6 package: dip2712 unit: mm 1 2 3 45 6 7.62 0.2 17.70 0.2 4.5 4.7 27.00 0.5 12.80 0.5 2.54 0.2 2.54 0.2 0.45 0.05
phone: +86-23-62808818 fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com part number LBS14091 rev. date 2006-11-14 sipat co., ltd. ( cetc no. 26 research institute ) nanping huayuan road no. 14 chongqing, china, 400060 rev. 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 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 140mhz saw filter 2mhz bandwidth part number: LBS14091 typical performance fre q uenc y res p ond passband res p ond 130 132 134 136 138 140 142 144 146 148 150 -110.4128 -100.4128 -90.4128 -80.4128 -70.4128 -60.4128 -50.4128 -40.4128 -30.4128 -20.4128 139 139.2 139.4 139.6 139.8 140 140.2 140.4 140.6 140.8 141 -22.5 -22 -21.5 -21 -20.5 -20 -19.5 -19 -18.5 -18 grou p dela y variation ( f00.7mhz ) phase linearit y( f00.7mhz ) smith chart s11 smith chart s22
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