262952B

262952B ITF | Alldatasheet

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Technical content

255.0 MHz SAW Filter

Tel: 82-32-621-1213 2011. 01. 24 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Fax: 82-32-621-1218 Rev 1.0 1. Features /circle6 Typical 1dB bandwidth of 29.4 MHz /circle6 High attenuation /circle6 Single Ended Operation /circle6 Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : -20 ℃℃ ℃℃ ~ +70 ℃℃ ℃℃ Minimum Typical Maximum Center Frequency (fo) MHz - 255.0 - Insertion Loss dB - 31.0 32.5 1dB Bandwidth MHz 29.25 29.41 - 3dB Bandwidth MHz - 29.8 - 40dB Bandwidth MHz - 31.26 31.4 Amplitude Ripple (fo ± 14.32 MHz) dB - 0.65 1.2 Group Delay Variation (fo ± 14.32 MHz) nsec - 30 80 Absolute Delay usec - 2.66 - Ultimate Rejection dB 45 48 - Temperature Coefficient of Frequency ppm/ ℃℃ ℃℃ - -18 - Room Temperature : +25 ℃℃ ℃℃ Minimum Typical Maximum Insertion Loss MHz - 31.0 32.5 Amplitude Ripple (fo ± 14.53 MHz) dB - 0.65 1.2 Group Delay Variation (fo ± 14.53 MHz) nsec - 30 80 Pin Configuration Input 10 Ground 1,6 6 7 8 9 10 5 4 3 2 1 78910 6 4321 5 20.00±0.2 9.80±0.2 2.30±0.1 1.02±0.1 1.91±0.1 7.62±0.1 1.56±0.2 Dimensions shown are nominal in millimeters Body : Al 2 O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating Output 5 Others Ground Input 50 Ω Output 50 Ω 18 nH 10 5 18 nH 24 pF 36 pF ITF 11A001 262952B 。。 。。255-29.4M

Tel: 82-32-621-1213 2011. 01. 24 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Fax: 82-32-621-1218 Rev 1.0 3. Typical Performance ( at +25℃℃ ℃℃ ) 1dB Bandwidth & Ripple 3dB Bandwidth & Group Delay 40dB Bandwidth Smith Chart Wideband Properties SWR(S11 & S22) CH1 S11 SWR 10 / REF 1.737 Cor CH2 S22 SWR 10 / REF 1.312 CENTER255. 000 000 MHz SPAN 95. 000 000 MHz Cor

31 Oct 2009 06:04:59

1: 1. 7363 255. 000 000 MHz 2: 1. 3126 255. 000 000 MHz CH1 S21 LOG 10 dB/ REF -30.92 dB START . 010 000 MHz STOP 800. 000 000 MHz

31 Oct 2009 06:07:11

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers 2:-58 . 769 dB 255. 000 MHz 3:-56 . 157 dB 510. 000 MHz CH1 S11 1 U FS Cor CH2 S22 1 U FS CENTER255. 000 000 MHz SPAN 95. 000 000 MHz Cor

31 Oct 2009 06:05:11

1: 40. 768 23. 498 14. 666 nH 255. 000 000 MHz 2: 55. 38913. 313 8. 3088 nH 255. 000 000 MHz CH1 S21 LOG 10 dB/ REF -31.48 dB CENTER255. 000 000 MHz SPAN 95. 000 000 MHz Cor Hld

31 Oct 2009 06:02:02

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 31. 269161 MHz cent : 255. 021542 MHz Q : 8. 1557 1_ loss : -31 . 219 dB CH1 S21 LOG 1 dB/ REF -30.83 dB Cor CH2 S21 DEL 50 ns/ REF 2.644 us CENTER255. 000 000 MHz SPAN 36. 000 000 MHz Cor Smo

31 Oct 2009 06:03:49

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 29. 801256 MHz cent : 255. 041195 MHz Q : 8. 5581 1_ loss : -30 . 971 dB 3:-4 . 0313 ns 29. 060 000 MHz REF=2 CH2Markers mean : 2. 6629 us s. dev : 5. 2923 ns p-p : 30. 009 ns CH1 S21 LOG 1 dB/ REF -30.83 dB Cor CH2 S21 LOG 1 dB/ REF -31.42 dB CENTER255. 000 000 MHz SPAN 36. 000 000 MHz Cor

31 Oct 2009 06:03:17

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 29. 412630 MHz cent : 255. 025962 MHz Q : 8. 6706 1_ loss : -30 . 990 dB 3:-. 01450 dB 29. 060 000 MHz REF=2 CH2Markers mean :-30 . 987 dB s. dev : . 12320 dB p-p : . 65640 dB