70.0 MHz SAW Filter Part Number 271454B 1. Features Typical 1dB bandwidth of 14.47 MHz High attenuation Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 70.0 - dB - 21.6 23.0 1dB Bandwidth MHz 14.2 14.47 - 10dB Bandwidth MHz - 15.35 15.4 25dB Bandwidth MHz - 15.9 16.2 40dB Bandwidth MHz - 16.21 18.0 dB - 0.46 1.0 Group Delay Variation (fo ± 7.02 MHz) nsec - 35 80 Absolute Delay usec - 2.13 - dB 50 55 - ppm/℃ ℃ - -72 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 7.02 MHz) Ultimate Rejection Temperature Coefficient of Frequency 20.00±0.2 9.80±0.2 10 9 8 Matching Schematic 2.30±0.1 S2098 Package Dimension 7 7.62±0.1 6 6 7 8 9 10 120nH ITF 10A001 271454B 70-14.4M 1 2 3 4 Input 50Ω 5 5 1.02±0.1 3 4 2 1 10 5 24pF 150nH 24pF Output 50Ω 1.91±0.1 1.56±0.2 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 1 Ground 2,4 Output 5 Others Ground http://www.itf.co.kr [email protected] 2010. 09.14 Rev 1.0 70.0 MHz SAW Filter Part Number 271454B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 30 Aug 2010 11:39:18 1: 0. 0000 dB 0. 000 000 MHz 3:- . 07130 dB 14. 040 000 MHz REF -20.85 dB REF -21.23 dB CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 30 Aug 2010 11:39:32 1: 0. 0000 dB 0. 000 000 MHz 3: 4. 3233 ns 14. 040 000 MHz REF -20.85 dB REF 2.116 us CH1 Markers REF=1 BW: 14. 452398 MHz cent : Cor 69. 983561 MHz CH1 Markers REF=1 BW: 14. 790225 MHz cent : Cor 69. 984232 MHz Q: 4. 8424 Q: 4. 7318 1_loss : -21 . 050 dB 1_loss : -21 . 050 dB 1 1 2 2 3 4 3 2 3 CH2 Markers REF=2 mean: -21 . 052 dB Cor START 61. 000 000 MHz Smo 3 Cor CH2 Markers REF=2 mean:4 2. 1326 us 2 s. dev : . 11470 dB s. dev : 7. 5572 ns p-p : . 52530 dB p-p : 39. 249 ns CENTER 70. 000 000 MHz STOP 79. 000 000 MHz 10dB & 25dB Bandwidth CH1 S21 CH3 S12 LOG LOG 10 dB/ 10 dB/ 40dB Bandwidth 30 Aug 2010 11:38:15 1: 0. 0000 dB 0. 000 000 MHz 1: 0. 0000 dB 0. 000 000 MHz REF -21.1 dB REF -21.1 dB * CH1 Markers REF=1 BW: 15. 344100 MHz cent : 1 Cor SPAN 18. 000 000 MHz 69. 986190 MHz CH1 S21 LOG 10 dB/ * CH1 Markers REF=1 BW: 16. 218328 MHz 1 Cor cent : Q: 4. 5611 2 30 Aug 2010 11:38:35 1: 0. 0000 dB 0. 000 000 MHz REF -21.1 dB 2 69. 985748 MHz Q: 4. 3152 1_loss : -21 . 099 dB 1_loss : -21 . 099 dB C2 3 4 3 4 CH3 Markers REF=1 BW: 15. 916682 MHz cent : 3 4 69. 985799 MHz Q: 4. 3970 1_loss : -21 . 100 dB START 42. 500 000 MHz STOP 97. 500 000 MHz START 42. 500 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ SWR(S11 & S22) 30 Aug 2010 11:40:39 1: 0. 0000 dB 0. 000 000 MHz REF -21.81 dB STOP 97. 500 000 MHz CH1 S11 CH2 S22 SWR SWR 20 / 20 / 30 Aug 2010 11:40:03 1: 6. 7266 70. 000 000 MHz 2: 4. 8901 70. 000 000 MHz REF 6.727 REF 4.89 * CH1 Markers REF=1 2:-66 . 366 dB 70. 0000 MHz Cor 3:-63 . 076 dB 140. 000 MHz 1 1 Cor 2 START . 010 000 MHz 2 3 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 55. 000 000 MHz [email protected] 2010. 09.14 Rev 1.0