phone: +86-23-62920684 fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com part number LBS14701 rev. date 2005-10-31 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 147.5mhz saw filter 5mhz bandwidth part number: LBS14701 specifications parameter unit minimum typical maximum center frequency mhz 147.4 147.5 147.6 insertion loss db - 24.3 25 1 db bandwidth mhz 4.7 4.79 - 3 db bandwidth mhz 5 5.23 - 40 db bandwidth mhz - 6.85 7 passband variation db - 0.4 1 absolute delay usec - 1.75 3.5 ultimate rejection db 45 49 - material temperature coefficient khz/c 0.1475 ambient temperature c 25 package size dip2212 (22.2x12.8x4.7mm3) 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=100nh l2=100+33nh l3=56nh c1=33pf source/load impedance=50 ohm notes - component values may change depending on board layout.
phone: +86-23-62920684 fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com part number LBS14701 rev. date 2005-10-31 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 147.5mhz saw filter 5mhz bandwidth part number: LBS14701 package dimension input:1 output:5 1 2 3 45 6 12.80 0.5 22.20 0.5 4.7 4.5 7.62 0.2 2.54 0.2 12.70 0.2 0.45 0.05 2.54 0.2
phone: +86-23-62920684 fax: +86-23-62805284 www.sipatsaw.com / sawmkt@sipat.com part number LBS14701 rev. date 2005-10-31 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 147.5mhz saw filter 5mhz bandwidth part number: LBS14701 typical performance fre q uenc y res p ond passband res p ond 135 138 141 144 147 150 153 156 159 -94.3337 -84.3337 -74.3337 -64.3337 -54.3337 -44.3337 -34.3337 -24.3337 142 143 144 145 146 147 148 149 150 151 152 -29 -28 -27 -26 -25 -24 -23 -22 -21 -20 grou p dela y variation (f 02mhz) phase linearit y(f 02mhz) smith chart s11 smith chart s22
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