saw bandpass filter 205712B part no. 205712B 1. features z if bandpass filter z high-attenuation 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 1 2 3 4 10 9 8 7 5 6 11 12 0.800.1 1.500.1 2.540.1 7.620.1 2.540.1 1.610.2 6.500.2 13.300.2 itf05a001 205712B 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 2005-09-14 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw5010-cs01 1/5
saw bandpass filter 205712B part no. 205712B 3. specifications fo = 175.0 mhz terminating source impedance : 50 and matching network terminating load impedance : 50 and matching network minimum typical maximum center frequency mhz 174.95 175.0 175.05 insertion loss db - 12.2 13.0 1db bandwidth mhz - 0.5 - 3db bandwidth mhz 0.8 0.95 - 40db bandwidth mhz - 2.75 2.8 amplitude ripple (fc +/- 0.2 mhz) db - 0.5 1.0 group delay variation (fc +/- 0.2 mhz) nsec - 70 150 absolute delay usec - 1.7 - ultimate rejection db 50 55 - temperature coefficient of frequency ppm/c - -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 2005-09-14 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw5010-cs01 2/5
saw bandpass filter 205712B part no. 205712B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) c2 c1 l2 l1 input 50 output 50 l1 = l2 = 56 nh c1 = c2 = 43 pf 5. marking configuration itf 1) 05a001 2) 205712B 3) 4) 1) manufacturer name 2) lot number 3) part number 4) pad number 1 index rev. date 2005-09-14 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw5010-cs01 3/5
saw bandpass filter 205712B part no. 205712B 6. typical performance ( at +25 ) ch1 s21 log 10 db/ ref -11.9 db center 175 . 000 000 mhz span 7. 000 000 mhz 205712B cor 14 sep 2005 14:52:37 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 2. 789611 mhz cent : 174 . 984456 mhz q: 62. 727 1_loss : -11 . 918 db ch2 s21 log 1 db/ ref -11.9 db center 175 . 000 000 mhz span 2. 000 000 mhz cor ch4 s21 del 200 ns/ ref 1.84 us cor smo 14 sep 2005 14:53:24 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: . 948261 mhz cent : 174 . 986889 mhz q: 184 . 53 1_loss : -11 . 923 db 4 2 3 3: 2. 0980 ns . 400 000 mhz ref=2 ch4 markers mean : 1. 6677 us s. dev : 18. 061 ns p-p : 67. 902 ns rev. date 2005-09-14 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw5010-cs01 4/5
saw bandpass filter 205712B part no. 205712B ch2 ch1 s21 log 10 db/ ref -11.9 db start . 010 000 mhz stop 400 . 000 000 mhz 205712B 14 sep 2005 14:55:50 1 2 3 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers 2: -58 . 158 db 108 . 900 mhz 3: -63 . 596 db 144 . 700 mhz rev. date 2005-09-14 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw5010-cs01 5/5 s21 log 1 db/ ref -11.9 db center 175 . 000 000 mhz span 2. 000 000 mhz cor ch4 log 1 db/ ref -11.9 db cor s21 14 sep 2005 14:54:03 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: . 558803 mhz cent : 174 . 988342 mhz q: 313 . 15 1_loss : -11 . 895 db 4 2 3 3: - . 05780 db . 400 000 mhz ref=2 ch4 markers mean : -12 . 132 db s. dev : . 18680 db p-p : . 61330 db ch1 s11 swr 1 / ref 0 center 175 . 000 000 mhz span 7. 000 000 mhz 05712b cor 2 ch3 swr 1 / ref 0 cor s22 14 sep 2005 14:55:15 1 1: 1. 1931 175 . 000 000 mhz 2 2: 1. 2106 175 . 000 000 mhz ch1 s11 1 u fs center 175 . 000 000 mhz span 7. 000 000 mhz 205712B cor ch3 s22 1 u fs cor 14 sep 2005 14:54:41 1 1: 42. 195 2. 2227 2. 0214 nh 175 . 000 000 mhz 2 2: 41. 969 3. 5391 3. 2186 nh 175 . 000 000 mhz
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