saw bandpass filter 270451B part no. 270451B 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 270451B 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 2004-06-09 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj4007-cs01 1/6
saw bandpass filter 270451B part no. 270451B 3. specifications fo = 70.0 mhz terminating source impedance : 50 and matching network terminating load impedance : 50 and matching network operating temperature range : -40 ~ +85 minimum typical maximum center frequency mhz 69.5 70.0 70.5 insertion loss db - 7.3 9.5 1db bandwidth mhz 4.0 4.3 - 3db bandwidth mhz 4.6 4.9 - 40db bandwidth mhz - 7.2 7.6 amplitude ripple (fo +/- 1.5 mhz) db - 0.5 1.0 group delay variation (fo +/- 1.5 mhz) nsec - 70 120 phase linearity(fo +/- 1.225 mhz) degree - 3.5 5.0 absolute delay usec - 1.27 - relative attenuation at 0.1 to 66.0 mhz db 45 50 - at 68.0 to 72.0 mhz db - 2.0 3.0 at 74.0 to 120.0 mhz db 35 41 - temperature coefficient of frequency ppm/c - -86 - 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 measur ed relative to insertion loss rev. date 2004-06-09 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj4007-cs01 2/6
saw bandpass filter 270451B part no. 270451B ambient temperature range : 25 minimum typical maximum center frequency mhz 69.85 70.0 70.15 insertion loss db - 7.3 8.0 1db bandwidth mhz 4.0 4.3 - 3db bandwidth mhz 4.6 4.9 - 40db bandwidth mhz - 7.2 7.6 amplitude ripple (fo +/- 1.85 mhz) db - 0.5 1.0 group delay variation (fo +/- 1.85 mhz) nsec - 70 120 phase linearity(fo +/- 1.575 mhz) degree - 3.5 5.0 absolute delay usec - 1.27 - relative attenuation at 0.1 to 66.0 mhz db 45 50 - at 68.0 to 72.0 mhz db - 2.0 3.0 at 74.0 to 120.0 mhz db 35 41 - temperature coefficient of frequency ppm/c - -86 - rev. date 2004-06-09 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj4007-cs01 3/6
saw bandpass filter 270451B part no. 270451B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) l2 output 50 l1 input 50 l1 = 120 nh, l2 = 82 nh 5. marking configuration itf 1) 04a001 2) 270451B 3) 4) 1) manufacturer name 2) lot number 3) part number 4) pad number 1 index rev. date 2004-06-09 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj4007-cs01 4/6
saw bandpass filter 270451B part no. 270451B ch1 s21 log 10 db/ ref -7.177 db start 60. 000 000 mhz stop 80. 000 000 mhz ia7004 a3 cor prm 1 mar 2004 23:13:31 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 7. 185500 mhz cent : 70. 033503 mhz q: 9. 7465 1_loss : -7 . 1739 db 6. typical performance ( at +25 ) ch2 s21 log 1 db/ ref -7.077 db 1-3 s1365 m1s 1 cor smo prm ch4 s21 del 100 ns/ ref 1.521 us center 70. 000 000 mhz span 7. 000 000 mhz cor smo 1 mar 2004 23:37:52 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 4. 935200 mhz cent : 69. 949670 mhz q: 14. 174 1_loss : -7 . 1987 db 4 1 2 3 3: -2 . 0086 ns 3. 700 000 mhz ref=2 ch4 markers mean : 1. 2736 us s. dev : 16. 305 ns p-p : 69. 972 ns rev. date 2004-06-09 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj4007-cs01 5/6
saw bandpass filter 270451B part no. 270451B ch2 s21 log 1 db/ ref -7.077 db center 70. 000 000 mhz span 7. 000 000 mhz ch1 s21 log 10 db/ ref -8.111 db start . 010 000 mhz stop 300 . 000 000 mhz ia7004 a3 prm 1 mar 2004 23:18:48 1 2 3 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers 2: -22 . 848 db 70. 0000 mhz 3: -23 . 604 db 140 . 000 mhz rev. date 2004-06-09 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nj4007-cs01 6/6 1- 3 s1365 m1s 1 cor smo prm ch4 s log 1 db/ ref -6.047 db cor 21 1 mar 2004 23:38:26 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 4. 257397 mhz cent : 69. 927252 mhz q: 16. 425 1_loss : -7 . 1936 db 4 1 2 3 3: - . 11390 db 3. 700 000 mhz ref=2 ch4 markers mean : -7 . 2165 db s. dev : . 10850 db p-p : . 49160 db ch1 s11 swr 2 / ref -5.126 start 60. 000 000 mhz stop 80. 000 000 mhz ia7004 a3 cor prm ch3 swr 2 / ref -2.54 cor s22 1 mar 2004 23:19:55 1 1: 1. 9965 70. 000 000 mhz 2 2: 1. 9741 70. 000 000 mhz ch1 s11 1 u fs start 60. 000 000 mhz stop 80. 000 000 mhz ia7004 a3 cor prm ch3 s22 1 u fs cor marker 1 70 mhz 1 mar 2004 23:19:29 1 1: 95. 020 -18 . 352 123 . 89 pf 70. 000 000 mhz 2 2: 97. 746 8. 3750 19. 042 nh 70. 000 000 mhz
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