70.0 MHz SAW Filter Part Number 270108B 1. Features Typical 1dB bandwidth of 1.26 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Minimum Typical Maximum Room Temperature : +25℃ ℃ Center Frequency (fo) Insertion Loss 1dB Bandwidth 3dB Bandwidth 40dB Bandwidth Amplitude Ripple (fo ± 0.6MHz) Group Delay Variation (fo ± 0.6MHz) Absolute Delay Ultimate Rejection Temperature Coefficient of Frequency MHz dB MHz MHz MHz dB nsec usec dB ppm/℃2 69.93 70.0 70.07 - 20.4 22.0 1.1 - 1.26 1.34 - - 1.69 1.78 - 0.79 1.2 - 350 700 - 5.62 - 40 45 - - -0.03 - 5.5max 6.0max Matching Schematic 20.3±0.2 56nH Input 50 Ω 68nH Output 50 Ω 56nH 22.8±0.2 15.2±0.2 56nH A A 0.45±0.05 ITF 11A001 270108B 70-1.2M 38.3±0.5 A 25.5±0.5 A=5.0±0.2 D3825 Package Dimension Pin Configuration Dimensions shown are nominal in millimeters Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated 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 2,5 Output 6 Others Case Ground http://www.itf.co.kr [email protected] 2011. 04. 21 Rev 1.0 70.0 MHz SAW Filter Part Number 270108B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH2 S21 CH4 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 17 Sep 2004 15:24:04 1: 0. 0000 dB 0. 000 000 MHz 3:- . 13440 dB 1. 200 000 MHz REF -20.3 dB REF -20.3 dB CH2 S21 CH4 S21 MI701M A1 LOG DEL 1 dB/ 500 ns/ 17 Sep 2004 15:23:39 1: 0. 0000 dB 0. 000 000 MHz 3:-52 . 070 ns 1. 200 000 MHz REF -20.3 dB REF 5.4 us MI701M A1 1-2 D3825 M2S CH2 Markers BW: 1-2 D3825 M2S CH2 Markers REF=1 1. 262606 MHz cent : BW: 69. 995405 MHz cent : REF=1 1. 346991 MHz 69. 996180 MHz Q: 55. 437 Q: 51. 965 1_loss : -20 . 791 dB 1_loss : -20 . 802 dB 1 1 2 2 3 3 4 2 3 2 Cor Cor 3 Smo CH4 Markers mean:-20 . 629 dB Cor CENTER 70. 000 000 MHz mean: 5. 5690 us Cor s. dev : . 15550 dB s. dev : 58. 912 ns p-p : . 63100 dB p-p : 264. 36 ns SPAN 2. 000 000 MHz 2 4 CENTER 70. 000 000 MHz 40dB Bandwidth CH1 S21 LOG 10 dB/ SPAN REF=2 2. 000 000 MHz 2 4 Smith chart(S11 & S22) 17 Sep 2004 15:23:16 1: 0. 0000 dB 0. 000 000 MHz REF -20.3 dB 4 CH4 Markers REF=2 CH1 S11 CH3 S22 MI701M A1 1: 58. 613 2: 79. 875 1 U FS 1 U FS 64. 238 14. 285 17 Sep 2004 15:24:22 146. 05 nH 70. 000 000 MHz 32. 479 nH 70. 000 000 MHz MI701M A1 1-1 D3825 M2S CH1 Markers 1 Cor 2 BW: cent : REF=1 1. 716676 MHz Cor 70. 000496 MHz Q: 40. 777 1 Cor 1_loss : -20 . 772 dB 2 3 4 CENTER 70. 000 000 MHz SPAN CENTER 70. 000 000 MHz 5. 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ 5. 000 000 MHz SWR(S11 & S22) 17 Sep 2004 15:25:11 1: 0. 0000 dB 0. 000 000 MHz REF -20.63 dB SPAN CH1 S11 CH3 S22 MI701M A1 SWR SWR 1 / 1 / 17 Sep 2004 15:24:31 1: 3. 1134 70. 000 000 MHz 2: 1. 6796 70. 000 000 MHz REF 0 REF 0 MI701M A1 1-1 D3825 M2S CH1 Markers 1 2: -27 . 049 dB 43. 5000 MHz REF=1 Cor 3: -32 . 555 dB 57. 5000 MHz Cor 2 1 3 2 START . 010 000 MHz STOP 150. 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] 5. 000 000 MHz 2011. 04. 21 Rev 1.0