saw bandpass filter 251914B part no. 251914B 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 07a001 rev. date 2007-02-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nm7011-cs01 1/5 251914B 120-18.9m package : d3512 pin configuration 1 input 5 output dimensions shown are nominal in millimeters base : fe(spcc), au plating over ni plated 2, 4 ground cap : cu & cr alloy, ni plated 3, 6 case ground termination : kovar, au plated
saw bandpass filter 251914B part no. 251914B 3. specifications fo = 120.0 mhz terminating source impedance : 50 and matching network terminating load impedance : 50 and matching network minimum typical maximum center frequency mhz - 120.0 - insertion loss db - 27.8 - 1db bandwidth mhz - 18.85 - 3db bandwidth mhz 19.0 19.1 - 50db bandwidth mhz - 20.2 20.3 amplitude ripple (fo9.22 mhz) db - 0.4 1.0 group delay variation (fo9.22 mhz) nsec - 30 100 absolute delay usec - 3.99 - ultimate rejection db 50 52 - relative attenuation fo 10mhz db 25 33 - temperature coefficient of frequency ppm/c - -18 - 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 2007-02-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nm7011-cs01 2/5
saw bandpass filter 251914B part no. 251914B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) output 50 l4 l3 l2 input 50 l1 l1=68 nh, l2=68nh l3=68nh, l4=68nh 5. marking configuration 1) rev. date 2007-02-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nm7011-cs01 3/5 1) manufacturer name 2) lot number 3) part number 4) center frequecy 5) 1db-bandwidth itf 07a001 2) 251914B 3) 120 4) -18.9m 5)
saw bandpass filter 251914B part no. 251914B 6. typical performance ( at +25 c ) ch1 s21 log 10 db/ ref -28.26 db center 120 . 000 000 mhz span 55. 000 000 mhz cor 10 jan 2007 12:13:46 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 20. 268456 mhz cent : 120 . 006756 mhz q: 5. 9209 1_loss : -28 . 226 db ch1 s21 log 1 db/ ref -27.88 db cor ch2 s21 del 100 ns/ ref 3.975 us center 120 . 000 000 mhz span 23. 000 000 mhz cor smo 10 jan 2007 12:16:21 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 19. 095069 mhz cent : 120 . 024501 mhz q: 6. 2856 1_loss : -28 . 023 db 2 3 3: -1 . 1833 ns 18. 440 000 mhz ref=2 ch2 markers mean : 3. 9953 us s. dev : 5. 9984 ns p-p : 30. 517 ns rev. date 2007-02-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nm7011-cs01 4/5
saw bandpass filter 251914B part no. 251914B ch1 s21 log 1 db/ ref -27.9 db rev. date 2007-02-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nm7011-cs01 5/5 cor ch2 s21 log 1 db/ ref -28.28 db center 120 . 000 000 mhz span 23. 000 000 mhz cor 10 jan 2007 12:15:37 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 18. 859574 mhz cent : 120 . 030743 mhz q: 6. 3644 1_loss : -27 . 985 db 2 3 3: . 23160 db 18. 440 000 mhz ref=2 ch2 markers mean : -27 . 996 db s. dev : . 06900 db p-p : . 39290 db ch1 s21 log 10 db/ ref -28.06 db start 92. 500 000 mhz stop 147 . 500 000 mhz cor 10 jan 2007 12:18:36 1 2 3 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers 2: -33 . 459 db -10 . 0000 mhz 3: -33 . 604 db 10. 0000 mhz ch1 s21 log 10 db/ ref -27.57 db start . 010 000 mhz stop 400 . 000 000 mhz 8 jan 2007 16:08:12 1 2 3 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers 2: -65 . 989 db 120 . 000 mhz 3: -69 . 766 db 240 . 000 mhz ch1 s11 swr 5 / ref 2.395 cor ch2 s22 swr 5 / ref 2.711 center 120 . 000 000 mhz span 55. 000 000 mhz cor 10 jan 2007 12:17:08 1 1: 2. 3954 120 . 000 000 mhz 2 2: 2. 7117 120 . 000 000 mhz
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