70.0 MHz SAW Filter Part Number 273051B 1. Features Typical 1dB bandwidth of 29.9 MHz High attenuation Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : -20℃ ℃ ~ +70℃ ℃ Minimum Typical Maximum MHz - 70.0 - dB - 30.7 32.0 1dB Bandwidth MHz 29.8 29.97 - 3dB Bandwidth MHz - 30.4 - 40dB Bandwidth MHz - 32.19 32.4 dB - 0.65 1.2 Group Delay Variation (fo ± 14.32 MHz) nsec - 35 60 Absolute Delay usec - 1.72 - dB 40 45 - ppm/℃ ℃ - -72 - Minimum Typical Maximum Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 14.32 MHz) Ultimate Rejection Temperature Coefficient of Frequency Room Temperature : +25℃ ℃ Insertion Loss dB - 30.7 32.0 Amplitude Ripple (fo +/- 14.55 MHz) dB - 0.65 1.2 nsec - 35 60 Group Delay Variation (fo +/- 14.55 MHz) S1365 Package Dimension 13.30±0.2 8 ITF 13A001 273051B 。70-29.9M 11 12 1 2 3 11 7.62±0.1 7 7 9 8 10 11 6 6 Input 50Ω 5 L1 L2 Output 50Ω 1.50±0.1 5 4 5 2.54±0.1 9 1.61±0.2 6.50±0.2 10 Matching Schematic C1 12 4 3 2 2.54±0.1 1 0.80±0.1 L1 = 270nH, L2 = 270nH, C1 = 9pF Dimensions shown are nominal in millimeters Pin Configuration 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] 2013. 03. 27 Rev 1.0 70.0 MHz SAW Filter Part Number 273051B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple 40dB Bandwidth 14 Nov 2009 06:51:41 CH1 S21 CH2 S21 LOG LOG 1 dB/ REF -30.24 dB 1 dB/ REF -30.84 dB 1: 0. 0000 dB 3: . 00380 dB 14 Nov 2009 06:50:03 0. 000 000 MHz 29. 100 000 MHz CH1 Markers REF=1 BW: 29. 974842 MHz cent : Cor 70. 000412 MHz CH1 S21 LOG 10 dB/ REF -30.4 dB 1: 0. 0000 dB 0. 000 000 MHz * CH1 Markers REF=1 BW: 32. 192939 MHz 1 Cor cent : Q: 2. 3353 2 69. 974260 MHz Q: 2. 1736 1_loss : -30 . 703 dB 1_loss : -30 . 398 dB 1 2 4 3 3 2 CH2 Markers REF=2 mean:-30 . 617 dB Cor 3 4 s. dev : . 15050 dB p-p : . 65180 dB CENTER 70. 000 000 MHz SPAN 38. 000 000 MHz CENTER 70. 000 000 MHz 3dB Bandwidth & Group Delay SPAN 85. 000 000 MHz Smith Chart 14 Nov 2009 06:52:25 CH1 S21 CH2 S21 LOG DEL 1: 0. 0000 dB 3: 8. 9271 ns 1 dB/ REF -30.24 dB 100 ns/ REF 1.68 us 14 Nov 2009 06:54:39 0. 000 000 MHz 29. 100 000 MHz CH1 S11 CH2 S22 1 U FS 1 U FS 1: 14. 557 2: 10. 035 -57 . 773 12. 108 39. 354 pF 27. 530 nH 70. 000 000 MHz 70. 000 000 MHz CH1 Markers REF=1 BW: 30. 408441 MHz cent : Cor 70. 002233 MHz Cor Q: 2. 3021 1_loss : -30 . 693 dB 2 1 2 3 2 Smo Cor CH2 Markers REF=2 mean: 1. 7259 us 4 s. dev : 6. 4334 ns 3 Cor p-p : 32. 204 ns 1 CENTER 70. 000 000 MHz SPAN 38. 000 000 MHz CENTER 70. 000 000 MHz Wide band Properties SPAN 85. 000 000 MHz SWR(S11 & S22) 14 Nov 2009 06:53:32 14 Nov 2009 06:56:29 CH1 S21 LOG 10 dB/ REF -29.83 dB 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers REF=1 2:-64 . 708 dB 70. 0000 MHz CH1 S11 CH2 S22 SWR SWR 50 / 50 / REF 8.147 REF 5.273 1: 8. 1611 2: 5. 2769 70. 000 000 MHz 70. 000 000 MHz Cor 3:-61 . 573 dB 140. 000 MHz 1 1 Cor 2 3 2 START . 010 000 MHz STOP 250. 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 85. 000 000 MHz [email protected] 2013. 03. 27 Rev 1.0