saw bandpass filter 270751B part no. 270751B 1. features z if bandpass filter z low-loss filter z single-ended operation z ceramic surface mount device (smd) package z maximum storage temperature range : -40 ~ 85 z electrostatics sensitive device (esd) 2. package dimensions 12 11 10987 6 5 4 3 2 1 0.800.1 1.500.1 2.540.1 7.620.1 2.540.1 1.610.2 6.500.2 13.300.2 1 2 3 4 10 9 8 7 5 6 11 12 itf04a001 270751B pad configuration 11 input 5 output 6, 12 ground other case ground package : s1365 dimensions shown are nominal in millimeters body : al 2 o 3 ceramic lid : kovar, ni plated terminations : au plating 0.3 ~ 1.0 um , over a 1.27 ~ 8.89 um ni plating rev. date 2004-04-27 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj3013-cs02 1/5
saw bandpass filter 270751B part no. 270751B 3. specifications fo = 70 mhz terminating source impedance : 50 and matching network terminating load impedance : 50 and matching network operating temperature range : -10 ~ +65 minimum typical maximum center frequency mhz - 70.0 - insertion loss db - 8.6 10.0 1db bandwidth mhz 6.9 7.1 - 3db bandwidth mhz 7.5 7.6 - 40db bandwidth mhz - 10.0 10.5 amplitude ripple (fo +/- 3.0 mhz) db - 0.6 1.0 group delay variation (fo +/- 3.0 mhz) nsec - 83 120 absolute delay usec - 1.2 - ultimate rejection db 40 43 - temperature coefficient of frequency ppm/c - -86 - room temperature : + 25 minimum typical maximum amplitude ripple (fo +/- 3.2 mhz) db - 0.6 1.0 group delay variation (fo +/- 3.2 mhz) nsec - 90 120 notes : 1) all specifications are based on the matching schematic shown below 2) all specifications are measured by agilen t network analyzer and full 2 port calibration 3) electrical margin has been built in to the design to account for the variations due to temperature drift and manufacturing tolerances 4) all attenuation measurements are m easured relative to insertion loss rev. date 2004-04-27 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj3013-cs02 2/5
saw bandpass filter 270751B part no. 270751B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) l2 l1 output 50 input 50 l1 = 180 nh, l2 = 220 nh 5. marking configuration itf 1) 04a001 2) 270751B 3) 4) 1) manufacturer name 2) lot number 3) part number 4) pad number 1 index rev. date 2004-04-27 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj3013-cs02 3/5
saw bandpass filter 270751B part no. 270751B rev. date 2004-04-27 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj3013-cs02 4/5 ch1 s 21 log mag 1 db/ ref -8.547 db center 70.000 000 mhz span 12.000 000 mhz 270751B cor prm ch2 s 21 delay ref 1.512 us 200 ns/ wa01 cor smo prm 5 nov 2003 09:08:47 1 1 2 3 4 1_: 0 db 0.000 000 mhz ref=1 bw: 7.625 167 mhz cent: 70.103761 mhz q: 9.1937 1_ loss: -8.5462 db 2 1 2 3 3_ -54.275 ns 6.400 000 mhz ref=2 mean: 1.177 us s.dev: 11.354 ns p-p: 84.623 ns ch1 s 21 log mag 10 db/ ref -8.533 db center 70.000 000 mhz span 25.000 000 mhz 270751B cor prm 5 nov 2003 10:06:01 1 2 3 4 1_: 0 db 0.000 000 mhz ref=1 bw: 9.989 304 mhz cent: 70.425447 mhz q: 7.0501 1_ loss: -8.5294 db 6. typical performance ( at +25 )
saw bandpass filter 270751B part no. 270751B ch1 s ch1 s 11 swr 5 / ref 0 center 70.000 000 mhz span 25.000 000 mhz 270751B cor prm ch2 s 22 swr ref 0 5 / wa01 cor prm 5 nov 2003 09:05:34 1 1 1_: 1.6028 70.000 000 mhz 2 2 2_ 1.7985 70.000 000 mhz rev. date 2004-04-27 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj3013-cs02 5/5 21 log mag 1 db/ ref -8.546 db center 70.000 000 mhz span 12.000 000 mhz 0751b cor 27 prm ch2 s log mag ref -8.797 db 1 db/ cor 21 wa01 prm 5 nov 2003 09:09:10 1 1 2 3 4 1_: 0 db 0.000 000 mhz ref=1 bw: 7.074 456 mhz cent: 70.083495 mhz q: 9.9066 1_ loss: -8.548 db 2 1 2 3 3_ .1790 db 6.400 000 mhz ref=2 mean:-8.596 3 db s.dev: .0914 db p-p: .5628 db ch1 s 11 1 u fs center 70.000 000 mhz span 25.000 000 mhz 270751B cor prm ch2 s 22 1 u fs wa01 cor prm 5 nov 2003 09:05:10 1 1_: 31.209 -657.23 m 3.4594 nf 70.000 000 mhz 2 2_ 27.867 2.0918 4.756 nh 70.000 000 mhz ch1 s log mag 10 db/ ref -10.53 db start .010 000 mhz stop 400.000 000 mhz 0751b 21 27 prm 5 nov 2003 09:06:13 1 2 3 1_: 0 db 0.000 000 mhz ref=1 2_:-71.165 db 70 mhz 3_:-45.347 db 140 mhz
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