saw bandpass filter 202148B part no. 202148B 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 7.60.2 2.50.2 25.40.2 2.50.2 0.450.05 6.0max 5.5max 35.10.5 12.80.5 itf 04a001 202148B package : d3512 pin configuration 1 input 5 output 2, 4 ground 3, 6 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 2004-06-22 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2040-cs02 1/5
saw bandpass filter 202148B part no. 202148B 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 69.94 70.0 70.06 insertion loss db - 25.0 26.0 1db bandwidth mhz - 5.1 - 3db bandwidth mhz 5.3 5.5 - 40db bandwidth mhz - 6.7 6.8 amplitude ripple (fo +/- 2.42 mhz) db - 0.7 1.0 group delay variation (fo +/- 2.42 mhz) nsec - 80 150 absolute delay usec - 4.2 4.3 ultimate rejection db 50 52 - temperature coefficient of frequency ppm/c - -23 - 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 2004-06-22 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2040-cs02 2/5
saw bandpass filter 202148B part no. 202148B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) l3 l2 l4 l1 output 50 input 50 l1 = l2 = l3 = 68 nh l4 = 82 nh 5. marking configuration itf 1) 04a001 2) 202148B 3) 1) manufacturer name 2) lot number 3) part number rev. date 2004-06-22 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2040-cs02 3/5
saw bandpass filter 202148B part no. 202148B 6. typical performance ( at +25 ) ch1 s21 log 10 db/ ref -24.57 db center 70. 000 000 mhz span 17. 000 000 mhz cor 21 jun 2004 14:50:08 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 6. 616864 mhz cent : 69. 986289 mhz q: 10. 577 1_loss : -24 . 387 db ch1 s21 log 1 db/ ref -24.32 db cor ch2 s21 del 200 ns/ ref 4.152 us center 70. 000 000 mhz span 6. 500 000 mhz cor smo 21 jun 2004 14:58:07 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 5. 600744 mhz cent : 70. 002221 mhz q: 12. 499 1_loss : -24 . 348 db 2 3 3: 13. 797 ns 4. 840 000 mhz ref=2 ch2 markers mean : 4. 1942 us s. dev : 14. 592 ns p-p : 67. 608 ns rev. date 2004-06-22 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2040-cs02 4/5
saw bandpass filter 202148B part no. 202148B ch1 s21 log 1 db/ ref -24.32 db center 70. 000 000 mhz span 6. 500 000 mhz ch1 s21 log 10 db/ ref -24.19 db start . 010 000 mhz stop 300 . 000 000 mhz 21 jun 2004 15:00:07 1 1: -24 . 349 db 70. 000 000 mhz rev. date 2004-06-22 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. ni2040-cs02 5/5 cor ch2 log 1 db/ ref -24.74 db cor s21 21 jun 2004 14:57:53 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 5. 290730 mhz cent : 70. 000595 mhz q: 13. 231 1_loss : -24 . 349 db 2 3 3: . 20590 db 4. 840 000 mhz ref=2 ch2 markers mean : -24 . 503 db s. dev : . 10280 db p-p : . 44390 db ch1 s11 swr 1 / ref 1.868 cor ch2 s22 swr 1 / ref 2.129 center 70. 000 000 mhz span 17. 000 000 mhz cor 21 jun 2004 14:59:31 1 1: 1. 8694 70. 000 000 mhz 2 2: 2. 1287 70. 000 000 mhz ch1 s11 1 u fs center 70. 000 000 mhz span 17. 000 000 mhz cor ch2 s22 1 u fs cor 21 jun 2004 14:59:36 1 1: 93. 090 4. 7500 10. 800 nh 70. 000 000 mhz 2 2: 33. 332 -26 . 836 84. 724 pf 70. 000 000 mhz
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