SAW Bandpass Filter 251002B 1. Features IF Bandpass Filter High Attenuation Single-Ended Operation DIP Package Maximum Storage Temperature Range : -40℃ ~ 85℃ Electrostatics Sensitive Device (ESD) Package : D3512 2.5±0.2 25.4±0.2 7.6±0.2 0.45±0.05 5.5max 6.0max ITF 08A001 251002B 140-10.0M 35.1±0.5 12.8±0.5 2.5±0.2 2. Package Dimension Pin Configuration 1 5 Output 2, 4 Ground 3, 6 Case ground 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 Input Part No. 251002B Rev. Date 2008-11-07 Rev. NM8045-CS01 1/5 SAW Bandpass Filter 251002B 3. Specifications Fo = 140.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 140.0 - dB - 26.0 28.0 2dB Bandwidth MHz 9.9 10.0 - 25dB Bandwidth MHz - 10.73 10.8 40dB Bandwidth MHz - 10.92 - dB - 0.65 1.0 Group Delay Variation (fo ± 4.75 MHz) nsec - 60 120 Absolute Delay usec - 3.9 - dB 50 52 - ppm/°C - -18 - Center Frequency Insertion Loss Amplitude Ripple (fo ± 4.75 MHz) Ultimate Rejection Temperature Coefficient of Frequency Notes : 1) All specifications are based on the matching schematic shown below 2) All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature 3) All attenuation measurements are measured relative to insertion loss I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 251002B Rev. Date 2008-11-07 Rev. NM8045-CS01 2/5 SAW Bandpass Filter 251002B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 Input 50Ω L2 C1 Output 50Ω C2 L1 = 33nH, nH, L2 = 27nH C1 = C2 = 62pF 5. Marking Configuration ITF1) 08A0012) 251002B3) 1404) -10.0M5) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Center Frequecy 5) 2dB-Bandwidth I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 251002B Rev. Date 2008-11-07 Rev. NM8045-CS01 3/5 SAW Bandpass Filter 251002B 6. Typical Performance ( at +25°°C ) CH1 S21 CH2 S21 LOG DEL 1 dB/ 200 ns/ 7 Aug 2008 13:58:19 1: 0. 0000 dB 0. 000 000 MHz 3:-9 . 5552 ns 9. 501 200 MHz REF -25.75 dB REF 3.83 us CH1 Markers REF=1 BW: 10. 095388 MHz Cor cent : 139. 992864 MHz Q: 13. 867 1 1_loss : -25 . 945 dB 2 3 Smo Cor 2 3 4 CH2 Markers mean: 3. 8997 us REF=2 s. dev : 14. 051 ns p-p : 61. 416 ns CENTER 140. 000 000 MHz CH1 S21 LOG 10 dB/ SPAN 12. 000 000 MHz 7 Aug 2008 13:56:37 1: 0. 0000 dB 0. 000 000 MHz REF -25.98 dB * CH1 Markers 1 BW: 10. 927089 MHz 2 cent : 139. 981519 MHz Cor REF=1 Q: 12. 811 1_loss : -25 . 984 dB Hld 3 CENTER 140. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 4 SPAN 28. 000 000 MHz Part No. 251002B Rev. Date 2008-11-07 Rev. NM8045-CS01 4/5 SAW Bandpass Filter 251002B CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 7 Aug 2008 13:57:40 1: 0. 0000 dB 0. 000 000 MHz 3: . 07350 dB 9. 501 200 MHz REF -25.75 dB REF -26.33 dB CH1 S21 LOG 10 dB/ 7 Aug 2008 13:56:30 1: 0. 0000 dB 0. 000 000 MHz REF -25.98 dB * CH1 Markers BW: Cor CH1 Markers REF=1 10. 011122 MHz 1 Cor cent : 139 . 993784 MHz 2 Q: 13. 984 BW: cent : 139 . 981661 MHz Q: 13. 027 1_loss : -25 . 939 dB 1 REF=1 10. 745352 MHz 1_loss : -25 . 984 dB 2 Hld 3 4 3 3 4 2 Cor CH2 Markers mean: -25 . 934 dB REF=2 s. dev : . 11380 dB p-p : . 63200 dB CENTER 140 . 000 000 MHz CH1 S21 LOG 10 dB/ REF -26.63 dB SPAN 12. 000 000 MHz 7 Aug 2008 14:01:23 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers 2: -62 . 555 dB 140 . 000 MHz CENTER 140 . 000 000 MHz CH1 S11 CH2 S22 SWR SWR 1 / 1 / SPAN 28. 000 000 MHz 7 Aug 2008 13:59:58 1: 1. 1375 140 . 000 000 MHz 2: 2. 4170 140 . 000 000 MHz REF 1.137 REF 2.416 REF=1 Cor 3: -66 . 503 dB 280 . 000 MHz 1 1 Cor 2 2 START . 010 000 MHz 3 STOP 450 . 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 CENTER 140 . 000 000 MHz SPAN 28. 000 000 MHz Part No. 251002B Rev. Date 2008-11-07 Rev. NM8045-CS01 5/5