70 MHz SAW Filter Part Number 270352B 1. Features Typical 1dB bandwidth of 2.55 MHz Low-Loss Filter Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : -40℃ ~ +80℃ Minimum Typical Maximum MHz - 70.0 - dB - 13.0 15.5 1dB Bandwidth MHz 2.1 2.55 - 3dB Bandwidth MHz - 3.15 - 40dB Bandwidth MHz - 5.5 6.0 dB - 0.45 1.0 Group Delay Variation (fo ± 1.0 MHz) nsec - 55 110 Absolute Delay usec - 1.45 - dB 40 45 - ppm/℃ - -18 - Minimum Typical Maximum Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 1.0 MHz) Ultimate Rejection Temperature Coefficient of Frequency Room Temperature : +25℃ Insertion Loss dB - 13.0 15.0 Amplitude Ripple (fo ± 1.08 MHz) dB - 0.45 1.0 nsec - 55 110 Group Delay Variation (fo ± 1.08 MHz) 20.00±0.2 9.80±0.2 10 9 8 7 Matching Schematic 2.30±0.1 S2098 Package Dimension 7.62±0.1 6 6 7 8 9 10 ITF 13A001 270352B . 70-2.5M 1 2 3 4 L2 I nput 50Ω 10 5 1.02±0.1 5 3 4 2 1 Out put 50Ω C1 L1 5 L3 1.905±0.1 1.56±0.16 L1 = 82nH, L2 = 47nH, L3 = 150nH, C1 = 82pF 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 10 Ground 1, 6 Output 5 Others Ground http://www.itf.co.kr [email protected] 2013. 04. 04 Rev 1.0 70 MHz SAW Filter Part Number 270352B 3. Typical Performance ( at +25℃ ) 1dB Bandwidth & Ripple CH2 CH4 S21 S21 LOG LOG 1 dB/ 1 dB/ 40dB Bandwidth 3 Apr 2013 17:38:22 1: 0. 0000 dB 0. 000 000 MHz 3: . 00520 dB 2. 160 000 MHz REF -12.5 dB REF -12.5 dB BW: cent : CH1 S21 LOG 10 dB/ CH2 Markers REF=1 2. 560079 MHz 70 . 019630 MHz 3 Apr 2013 17:38:01 1: 0. 0000 dB 0. 000 000 MHz REF -12.5 dB BW: 1 Cor Q: 27 . 351 cent : 2 CH1 Markers REF=1 5. 329178 MHz 70 . 021427 MHz Q: 13 . 139 1_loss : -12 . 568 dB 1 1_loss : -12 . 537 dB 2 3 4 3 2 CH4 Markers REF=2 mean : -12 . 647 dB Cor s. dev : . 09580 dB p-p : . 42660 dB 4 3 Cor CENTER 70 . 000 000 MHz SPAN 4. 000 000 MHz 2 4 CENTER 70 . 000 000 MHz 3dB Bandwidth & Group Delay CH2 CH4 S21 S21 LOG DEL 1 dB/ 150 ns/ BW: cent : 18 . 000 000 MHz Smith Chart(S11 & S22) 3 Apr 2013 17:38:13 1: 0. 0000 dB 0. 000 000 MHz 3: -50 . 020 ns 2. 160 000 MHz REF -12.5 dB REF 1.41 us SPAN CH1 S11 CH3 S22 1 U FS 1 U FS 1: 118. 03 2: 73. 695 1. 9609 2. 2305 3 Apr 2013 17:38:33 4. 4585 nH 70. 000 000 MHz 5. 0713 nH 70. 000 000 MHz CH2 Markers REF=1 3. 143811 MHz 70 . 012715 MHz Cor Q: 22 . 270 1_loss : -12 . 569 dB 1 Cor 2 3 1 CH4 Markers REF=2 4 mean : 1. 4436 us 3 Cor 2 4 2 Smo s. dev : 9. 4603 ns p-p : 51 . 642 ns Cor CENTER 70 . 000 000 MHz SPAN 4. 000 000 MHz 2 CENTER 70. 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ SWR(S11 & S22) 3 Apr 2013 17:39:25 1: 0. 0000 dB 0. 000 000 MHz REF -12.5 dB 1 SPAN 18. 000 000 MHz CH1 Markers REF=1 2: -39 . 319 dB 70 . 0000 MHz CH1 CH3 S11 S22 SWR SWR 2 / 2 / 3 Apr 2013 17:38:49 1: 2. 3606 70 . 000 000 MHz 2: 1. 4762 70 . 000 000 MHz REF 0 REF 0 Cor 3: -64 . 544 dB 140 . 000 MHz 4: -83 . 621 dB 210 . 000 MHz Cor 2 2 1 3 START . 010 000 MHz 4 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 [email protected] 18 . 000 000 MHz 2013. 04. 04 Rev 1.0