140.0 mhz saw filter part number 250307B tel: 82-32-621-1213 2010. 04. 05 i t f co., ltd. 102901, bucheon technopark 364, samjeongdong, ojeonggu, bucheoncity, gyounggido, korea 421809 fax: 82-32-621-1218 http://www.itf.co.kr sales@itf.co.kr rev 1.0 1. features typical 1db bandwidth of 3.4 mhz single ended operation dip package 2. electrical specifications source and load impedance = 50 room temperature : +25 minimum typical maximum center frequency (fo) mhz 140.0 insertion loss db 23.5 26.0 1db bandwidth mhz 3.3 3.4 3db bandwidth mhz 3.58 40db bandwidth mhz 4.25 4.35 amplitude ripple (fo 1.6625 mhz) db 0.7 1.2 group delay variation (fo 1.6625 mhz) nsec 105 250 absolute delay usec 3.62 ultimate rejection db 48 52 temperature coefficient of frequency ppm/ 2 0.03 d3512 package dimension matching schematic pin configuration input 1 ground 2,5 7.6 0.2 2.50.2 25.40.2 2.50.2 0.450.05 6.0m ax 5.5m ax 35.10.5 12.8 0.5 dimensions shown are nominal in millimeters base : fe(spcc), au plating over ni plated cap : cu & cr alloy, ni plated termination : kovar, au plated output 4 others ground itf 10 itf 10 itf 10 itf 10 a001 a001 a001 a001 250307 250307 250307 250307 b bb b 140 140 140 140 - -- - 3.4 3.4 3.4 3.4 m mm m output 50 input 50 27 nh 39 nh 47 nh 39 nh 1 4
140.0 mhz saw filter part number 250307B tel: 82-32-621-1213 2010. 04. 05 i t f co., ltd. 102901, bucheon technopark 364, samjeongdong, ojeonggu, bucheoncity, gyounggido, korea 421809 fax: 82-32-621-1218 http://www.itf.co.kr sales@itf.co.kr rev 1.0 3. typical performance ( at +25 ) 1db bandwidth & ripple 3db bandwidth & group delay ch2 s21 log 1 db/ ref -23.3 db center 140. 000 000 mhz span 4. 000 000 mhz cor ch4 s21 log 1 db/ ref -23.3 db cor 11 aug 2008 21:03:01 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 3. 424228 mhz cent : 140 . 003105 mhz q: 40. 886 1_loss : -23 . 339 db 4 2 3 3: . 10860 db 3. 325 000 mhz ref=2 ch4 markers mean: -23 . 343 db s. dev : . 09200 db p-p : . 70600 db ch2 s21 log 1 db/ ref -23.3 db center 140. 000 000 mhz span 4. 000 000 mhz cor ch4 s21 del 200 ns/ ref 3.76 us cor smo 11 aug 2008 21:02:41 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 3. 584629 mhz cent : 140 . 003402 mhz q: 39. 057 1_loss : -23 . 338 db 4 2 3 3: 0. 0000 s 3. 325 000 mhz ref=2 ch4 markers mean: 3. 6168 us s. dev : 24. 472 ns p-p : 105. 67 ns 40db bandwidth & attenuation wideband properties ch1 s21 log 10 db/ ref -23.3 db center 140. 000 000 mhz span 13. 000 000 mhz mi14w3 b1 cor ch3 s21 log 10 db/ ref -23.3 db cor 11 aug 2008 21:02:29 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 4. 248388 mhz cent : 140 . 002655 mhz q: 32. 954 1_loss : -23 . 342 db 1 2 3 4 5 1: 0. 0000 db 0. 000 000 mhz ref=1 ch3 markers 2:-1 . 8561 db -1 . 75000 mhz 3:-1 . 7132 db 1. 75000 mhz 4:-53 . 543 db -2 . 50000 mhz 5:-58 . 661 db 2. 50000 mhz ch1 s21 log 10 db/ ref -23.3 db start . 010 000 mhz stop 500 . 000 000 mhz mi14w3 b1 11 aug 2008 21:04:13 1 2 3 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers 2:-29 . 490 db 85. 6000 mhz 3:-43 . 845 db 118. 000 mhz smith chart swr(s11 & s22) ch1 s11 1 u fs center 140. 000 000 mhz span 13. 000 000 mhz mi14w3 b1 cor ch3 s22 1 u fs cor 11 aug 2008 21:03:15 1 1: 30. 537 -35 . 344 32. 165 pf 140. 000 000 mhz 2 2: 39. 514 -39 . 141 29. 045 pf 140. 000 000 mhz ch1 s11 swr 500 m / ref 1 center 140. 000 000 mhz span 13. 000 000 mhz mi14w3 b1 cor ch3 s22 swr 500 m / ref 1 cor 11 aug 2008 21:03:31 1 1: 2. 6964 140. 000 000 mhz 2 2: 2. 4170 140. 000 000 mhz
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