70.0 MHz SAW Filter Part Number270254B 1. Features Typical 1dB bandwidth of 2.3 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 - 23.5 25.5 1dB Bandwidth 3dB Bandwidth MHz MHz 2.2 2.37 - - 2.6 - 40dB Bandwidth MHz - 3.6 3.75 dB - 0.5 1.0 Group Delay Variation (fo ± 1.0 MHz) nsec - 100 200 Absolute Delay usec - 2.45 - dB 43 48 - ppm/℃2 - -0.03 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 1.0 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 10 ITF 12A001 270254B 。70-2.3M 1 2 3 4 L2 Input 50Ω 5 1.02±0.1 5 4 3 2 5 L3 L1 1 Output 50Ω L4 1.91±0.1 1.56±0.2 L1 = 120nH, L2 = 270nH, L3 = 270nH, L42 = 120nH 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 Pin Configuration Input 10 Ground 1,6 Output 5 Others Ground http://www.itf.co.kr [email protected] 2013. 03. 28 Rev 1.0 70.0 MHz SAW Filter Part Number270254B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 40dB Bandwidth 4 Jul 2012 17:14:52 1: 0. 0000 dB 0. 000 000 MHz 3: . 02690 dB 2. 000 000 MHz REF -23.12 dB REF -23.59 dB BW: cent : Cor CH1 S21 LOG 10 dB/ 4 Jul 2012 17:12:58 1: 0. 0000 dB 0. 000 000 MHz REF -23.52 dB CH1 Markers REF=1 2. 379261 MHz 70. 000435 MHz BW: 1 Cor cent : Q: 29. 421 2 CH1 Markers REF=1 3. 602690 MHz 70. 003115 MHz Q: 19. 431 1_loss : -23 . 626 dB 1_loss : -23 . 585 dB 1 2 3 4 3 2 CH2 Markers REF=2 mean:-23 . 316 dB Cor 3 4 s. dev : . 15600 dB p-p : . 52270 dB CENTER 70. 000 000 MHz SPAN CENTER 70. 000 000 MHz 3. 000 000 MHz 3dB Bandwidth & Group Delay CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 4 Jul 2012 17:15:23 1: 0. 0000 dB 0. 000 000 MHz 3: 11. 868 ns 2. 000 000 MHz REF -23.12 dB REF 2.414 us BW: cent : Cor SPAN 12. 000 000 MHz Smith Chart ( S11 & S22 ) CH1 S11 CH2 S22 1: 9. 3315 2: 60. 590 1 U FS 1 U FS -2 . 4019 68. 664 4 Jul 2012 17:16:03 946. 62 pF 70. 000 000 MHz 156. 12 nH 70. 000 000 MHz CH1 Markers REF=1 2. 606070 MHz 70. 002509 MHz Cor Q: 26. 861 1_loss : -23 . 628 dB 2 1 2 1 3 2 Smo CH2 Markers REF=2 mean: 2. 4580 us 4 s. dev : 20. 972 ns Cor 3 Cor p-p : 98. 673 ns CENTER 70. 000 000 MHz SPAN 3. 000 000 MHz CENTER 70. 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ REF -24.69 dB SPAN 12. 000 000 MHz SWR(S11 & S22) 4 Jul 2012 17:19:04 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers REF=1 2:-54 . 564 dB 43. 0000 MHz CH1 S11 CH2 S22 SWR SWR 2 / 2 / 4 Jul 2012 17:16:57 1: 5. 3735 70. 000 000 MHz 2: 3. 2751 70. 000 000 MHz REF 5.372 REF 3.275 Cor 3:-52 . 318 dB 57. 5000 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 12. 000 000 MHz [email protected] 2013. 03. 28 Rev 1.0