70.0 MHz SAW Filter Part Number 270910B 1. Features Typical 1dB bandwidth of 9.2 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 70.0 - dB - 21.0 22.5 1dB Bandwidth MHz 9.1 9.2 - 3dB Bandwidth MHz - 9.45 - 35dB Bandwidth MHz - 10.35 10.4 dB - 0.55 1.0 Group Delay Variation (fo ± 4.4 MHz) nsec - 90 160 Absolute Delay usec - 2.39 - fo ± 5.2 MHz dB 25 42 - fo ± 6.0 MHz dB 48 55 - fo ± 10.0 MHz dB 48 55 - fo ± 15.0 MHz dB 50 55 - ppm/℃ ℃ - -72 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 4.4 MHz) Relative attenuation Temperature Coefficient of Frequency 12.8±0.5 5.5max 6.0max Matching Schematic 7.6±0.2 2.5±0.2 D3512 Package Dimension 1 5 150nH Output 50 Ω 25.4±0.2 2.5±0.2 0.45±0.05 ITF 11A001 270910B 70-9.2M 35.1±0.5 Input 50 Ω 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 2,4 Output 5 Others Ground http://www.itf.co.kr [email protected] 2011. 06. 27 Rev 1.0 70.0 MHz SAW Filter Part Number 270910B 3. Typical Performance ( at +25℃ ℃) 35dB Bandwidth CH1 S21 LOG 10 dB/ 28 Apr 2011 12:11:00 1: 0. 0000 dB 0. 000 000 MHz REF -20.82 dB CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 28 Apr 2011 12:12:14 1: 0. 0000 dB 0. 000 000 MHz 3: . 03100 dB 8. 800 000 MHz REF -20.73 dB REF -21.01 dB CH1 Markers REF=1 BW: 10. 359122 MHz 1 C 1dB Bandwidth & Ripple cent : C cent : CH1 Markers REF=1 9. 221150 MHz BW: 70. 011020 MHz 70. 009955 MHz 2 Q: 7. 5924 Q: 6. 7583 1_loss : -20 . 972 dB 1 1_loss : -20 . 969 dB 2 3 4 3 3 4 2 CH2 Markers REF=2 mean: -20 . 835 dB C s. dev : . 10550 dB p-p : . 52540 dB START 52. 500 000 MHz STOP 87. 500 000 MHz CENTER 70. 000 000 MHz 3dB Bandwidth & Group Delay CH1 S21 CH2 S21 LOG DEL 1 dB/ 200 ns/ SWR(S11 & S22) 28 Apr 2011 12:12:28 1: 0. 0000 dB 0. 000 000 MHz 3:-16 . 230 ns 8. 800 000 MHz REF -20.73 dB REF 2.36 us CH1 S11 CH2 S22 SWR SWR 10 / 10 / 28 Apr 2011 12:13:22 1: 7. 4380 70. 000 000 MHz 2: 3. 9823 70. 000 000 MHz REF 7.456 REF 3.988 CH1 Markers REF=1 9. 452536 MHz BW: cent : C SPAN 11. 000 000 MHz 70. 012183 MHz C Q: 7. 4067 1_loss : -20 . 972 dB 1 1 2 3 Smo C CH2 Markers REF=2 4 3914 us mean: 2. 2 3 C 2 s. dev : 18. 134 ns p-p : 91. 830 ns CENTER 70. 000 000 MHz SPAN 11. 000 000 MHz CENTER 70. 000 000 MHz Relative attenuation(Lower) CH1 S21 LOG 10 dB/ CH1 Markers REF=1 2:-39 . 283 dB -5 . 20000 MHz 1 C Relative attenuation(Upper) 28 Apr 2011 12:11:21 1: 0. 0000 dB 0. 000 000 MHz REF -20.82 dB SPAN 35. 000 000 MHz CH1 S21 LOG 10 dB/ 28 Apr 2011 12:11:34 1: 0. 0000 dB 0. 000 000 MHz REF -20.82 dB CH1 Markers REF=1 2:-37 . 430 dB 5. 20000 MHz 1 C 3:-54 . 650 dB -6 . 00000 MHz 3:-55 . 334 dB 6. 00000 MHz 4:-57 . 751 dB -10 . 0000 MHz 4:-66 . 310 dB 10. 0000 MHz 5:-62 . 307 dB 5:-64 . 266 dB -15 . 0000 MHz 15. 0000 MHz 2 2 3 3 4 5 4 START 52. 500 000 MHz STOP 87. 500 000 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 START 52. 500 000 MHz http://www.itf.co.kr 5 STOP 87. 500 000 MHz [email protected] 2011. 06. 27 Rev 1.0