70.0 MHz SAW Filter Part Number 272551B 1. Features Typical 1dB bandwidth of 24.5 MHz High attenuation Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 70.0 - dB - 27.5 29.5 1dB Bandwidth MHz 24.3 24.5 - 3dB Bandwidth MHz - 25.0 - 40dB Bandwidth MHz - 27.02 27.2 dB - 0.5 1.0 Group Delay Variation (fo ± 11.9 MHz) nsec - 30 60 Absolute Delay usec - 1.59 - dB 40 48 - ppm/℃ ℃ - -72 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 11.9 MHz) Ultimate Rejection Temperature Coefficient of Frequency S1365 Package Dimension 13.30±0.2 8 7.62±0.1 7 ITF 10A001 272551B . 70-24.6M 11 12 1 2 3 7 8 9 10 6 6 11 220nH 1.50±0.1 5 5 4 2.54±0.1 9 1.61±0.2 6.50±0.2 10 Matching Schematic 12 4 3 2 2.54±0.1 Input 50 Ω 11 5 220nH Output 50Ω 12pF 1 0.80±0.1 Pin Configuration Dimensions shown are nominal in millimeters Body : Al2O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 Input 11 Ground 6,12 Output 5 Others Ground http://www.itf.co.kr [email protected] 2010. 07. 30 Rev 1.0 70.0 MHz SAW Filter Part Number 272551B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 25 Sep 2009 06:58:54 1: 0. 0000 dB 0. 000 000 MHz 3:- . 14890 dB 23. 800 000 MHz REF -27.06 dB REF -27.5 dB CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 25 Sep 2009 06:59:07 1: 0. 0000 dB 0. 000 000 MHz 3:-4 . 3403 ns 23. 800 000 MHz REF -27.06 dB REF 1.578 us CH1 Markers REF=1 BW: 24. 500816 MHz cent : Cor 69. 970038 MHz CH1 Markers REF=1 BW: 24. 980334 MHz cent : Cor 69. 975536 MHz Q: 2. 8558 Q: 2. 8012 1_loss : -27 . 205 dB 1 1_loss : -27 . 205 dB 1 2 2 3 4 3 2 3 CH2 Markers REF=2 mean: -27 . 238 dB Cor CENTER 70. 000 000 MHz 2 Smo CH2 Markers REF=2 mean:41. 5974 us 3 Cor s. dev : . 10080 dB s. dev : 5. 7822 ns p-p : . 49300 dB p-p : 27. 110 ns SPAN 30. 000 000 MHz CENTER 70. 000 000 MHz 40dB Bandwidth CH1 S21 LOG 10 dB/ SWR(Smith chatr) 25 Sep 2009 06:58:23 1: 0. 0000 dB 0. 000 000 MHz REF -27.28 dB SPAN 30. 000 000 MHz * CH1 S11 CH2 S22 1: 8. 5723 2: 15. 570 1 U FS 1 U FS 6. 8472 -66 . 937 25 Sep 2009 06:59:54 15. 568 nH 70. 000 000 MHz 33. 967 pF 70. 000 000 MHz * CH1 Markers REF=1 BW: 27. 019070 MHz 1 Cor Cor cent : 2 69. 973153 MHz Q: 2. 5898 1_loss : -27 . 243 dB 1 4 3 Cor 2 CENTER 70. 000 000 MHz SPAN 75. 000 000 MHz CENTER 70. 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ SWR(S11 & S22) 25 Sep 2009 07:00:24 1: 0. 0000 dB 0. 000 000 MHz REF -26.16 dB SPAN 75. 000 000 MHz CH1 S11 CH2 S22 SWR SWR 20 / 20 / 25 Sep 2009 06:59:47 1: 5. 9451 70. 000 000 MHz 2: 9. 1665 70. 000 000 MHz REF 5.945 REF 9.167 * CH1 Markers REF=1 2:-60 . 057 dB 70. 0000 MHz Cor 3:-52 . 354 dB 140. 000 MHz 1 1 Cor 2 3 2 START . 010 000 MHz STOP 300. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 CENTER 70. 000 000 MHz http://www.itf.co.kr SPAN 75. 000 000 MHz [email protected] 2010. 07. 30 Rev 1.0