saw bandpass filter 202181B part no. 202181B 1. features z if bandpass filter z high attenuation z single-ended operation z dip package z maximum storage temperature range : -40 ~ 85 z electrostatics sensitive device (esd) 2. package dimension 2.50.2 12.70.2 0.450.05 2.50.2 7.60.2 6.0max 5.5max 20.30.5 12.70.5 itf 04a001 202181B package : d2012 pin configuration 1 input 4 output 2, 5 ground other case ground dimensions shown are nominal in millimeters base : fe(spcc), au plating over ni plated cap : cu & cr alloy, ni plated termination : kovar, au plated rev. date 2004-04-07 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2036-cs02 1/5
saw bandpass filter 202181B part no. 202181B 3. specifications fo = 70.0 mhz terminating source impedance : 50 and matching network terminating load impedance : 50 and matching network minimum typical maximum center frequency mhz - 70.0 - insertion loss db - 22.0 25.0 1db bandwidth mhz 1.5 1.55 - 3db bandwidth mhz 1.70 1.8 - 40db bandwidth mhz - 2.83 3.0 amplitude ripple (fo +/- 0.6 mhz) db - 0.6 1.0 group delay variation (fo +/- 0.6 mhz) nsec - 80 300 absolute delay usec - 2.51 - ultimate rejection db 50 55 - temperature coefficient of frequency ppm/c 2 - -0.03 - notes : 1) all specifications are based on the matching schematic shown below 2) all specifications are measured by agilent network an alyzer and full 2 port calibration at room temperature 3) all attenuation measurements are m easured relative to insertion loss rev. date 2004-04-07 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2036-cs02 2/5
saw bandpass filter 202181B part no. 202181B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) l3 l2 l4 l1 output 50 input 50 l2 = 220 nh, l3 = 220 nh l1 = 180 nh, l4 = 180 nh 5. marking configuration itf 1) 04a001 2) 202181B 3) 1) manufacturer name 2) lot number 3) part number rev. date 2004-04-07 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2036-cs02 3/5
saw bandpass filter 202181B part no. 202181B 6. typical performance ( at +25 ) ch1 s21 log 10 db/ ref -21.2 db center 70. 000 000 mhz span 7. 000 000 mhz cor prm 2 apr 2004 04:28:16 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 2. 831790 mhz cent : 69. 994274 mhz q: 24. 717 1_loss : -21 . 420 db ch2 s21 log 1 db/ ref -21.2 db center 70. 000 000 mhz span 3. 000 000 mhz cor prm ch4 s21 del 100 ns/ ref 2.57 us cor smo 2 apr 2004 04:28:24 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 1. 811935 mhz cent : 70. 001040 mhz q: 38. 633 1_loss : -21 . 428 db 4 1 2 3 2: 25. 813 ns 1. 200 000 mhz ref=3 ch4 markers mean : 2. 5180 us s. dev : 17. 468 ns p-p : 72. 225 ns rev. date 2004-04-07 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2036-cs02 4/5
saw bandpass filter 202181B part no. 202181B ch2 ch1 s21 log 10 db/ ref -21.6 db start . 010 000 mhz stop 400 . 000 000 mhz prm 2 apr 2004 04:30:39 1 2 3 1: -21 . 607 db 70. 000 000 mhz ch1 markers 2: -58 . 106 db 113 . 000 mhz 3: -56 . 492 db 127 . 000 mhz rev. date 2004-04-07 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2036-cs02 5/5 s21 log 1 db/ ref -21.2 db cor prm ch4 s21 log 1 db/ ref -21.2 db center 70. 000 000 mhz span 3. 000 000 mhz cor smo 2 apr 2004 04:28:39 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz 2: . 05230 db 1. 200 000 mhz ref=1 ch2 markers bw: 1. 569640 mhz cent : 70. 002609 mhz q: 44. 598 1_loss : -21 . 435 db 4 1 2 3 ref=3 ch4 markers mean : -21 . 320 db s. dev : . 10610 db p-p : . 39070 db ch1 s11 swr 1 / ref 0 center 70. 000 000 mhz span 7. 000 000 mhz cor prm ch3 swr 1 / ref 0 cor s22 2 apr 2004 04:29:49 1 1: 4. 6072 70. 000 000 mhz 2 2: 3. 6348 70. 000 000 mhz ch1 s11 1 u fs cor prm ch3 s22 1 u fs center 70. 000 000 mhz span 7. 000 000 mhz cor 2 apr 2004 04:29:55 1 1: 10. 895 -2 . 8691 792 . 45 pf 70. 000 000 mhz 2 2: 15. 758 -18 . 264 124 . 49 pf 70. 000 000 mhz
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