305.0 mhz saw filter part number 261802B tel: 82-32-621-1213 2013. 03. 27 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 18.5 mhz high attenuation single ended operation dual inline package (dip) 2. electrical specifications source and load impedance = 50 room temperature : +25 minimum typical maximum center frequency (fo) mhz 305.0 insertion loss db 25.5 27.0 1db bandwidth mhz 18.4 18.52 3db bandwidth mhz 18.96 40db bandwidth mhz 20.91 21.1 amplitude ripple (fo 9.0mhz) db 0.6 1.2 group delay variation (fo 9.0mhz) nsec 35 70 absolute delay usec 2.06 ultimate rejection db 45 52 temperature coefficient of frequency ppm/ 18 d2012 package dimension matching schematic l1 = 6.8nh , l2 = 6.8nh, c1 = 27pf, c2 = 20pf pin configuration input 1 ground 2,4 12.70.5 20.30.5 5.5max 6.0max 7.60.2 2.50.2 0.450.05 12.70.2 2.50.2 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 5 others ground c2 c1 l2 l1 input 50 output 50 itf 13a001 261802B 305-18.5m 1 11 1 5 55 5
305.0 mhz saw filter part number 261802B tel: 82-32-621-1213 2013. 03. 27 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 40db bandwidth 3db bandwidth & group delay smith chart(s11&s22) wideband properties swr(s11 & s22) ch1 s11 swr 1 / ref 1.497 center 305. 000 000 mhz span 60. 000 000 mhz cor prm ch2 s22 swr 1 / ref 2.405 cor prm 26 mar 2012 07:59:38 1 1: 1. 4964 305. 000 000 mhz 2 2: 2. 4042 305. 000 000 mhz ch1 s21 log 10 db/ ref -26.84 db start . 010 000 mhz stop1 000. 000 000 mhz prm 26 mar 2012 08:00:35 1 2 3 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers 2:-62 . 875 db 305. 000 mhz 3:-55 . 424 db 610. 000 mhz ch1 s11 1 u fs cor prm ch2 s22 1 u fs center 305. 000 000 mhz span 60. 000 000 mhz cor prm 26 mar 2012 07:59:55 1 1: 40. 045 15. 174 7. 9180 nh 305. 000 000 mhz 2 2: 36. 246 36. 014 18. 793 nh 305. 000 000 mhz ch1 s21 log 1 db/ ref -24.94 db cor prm ch2 s21 del 50 ns/ ref 2.046 us center 305. 000 000 mhz span 21. 000 000 mhz cor smo prm 26 mar 2012 07:58:16 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 18. 963677 mhz cent : 304. 917105 mhz q: 16. 079 1_loss : -25 . 409 db 2 3 3:-13 . 007 ns 18. 000 000 mhz ref=2 ch2 markers mean: 2. 0722 us s. dev : 6. 5800 ns p-p : 35. 313 ns ch1 s21 log 10 db/ ref -25.53 db center 305. 000 000 mhz span 60. 000 000 mhz * cor prm 26 mar 2012 07:56:37 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 20. 913929 mhz cent : 304. 876657 mhz q: 14. 578 1_loss : -25 . 532 db ch1 s21 log 1 db/ ref -24.94 db cor prm ch2 s21 log 1 db/ ref -25.44 db center 305. 000 000 mhz span 21. 000 000 mhz cor prm 26 mar 2012 07:57:53 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 18. 524478 mhz cent : 304. 932253 mhz q: 16. 461 1_loss : -25 . 404 db 2 3 3:-. 22810 db 18. 000 000 mhz ref=2 ch2 markers mean:-25 . 262 db s. dev : . 10860 db p-p : . 55940 db
|
