SAW Bandpass Filter 251917B 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 251917B 119.9-19.0M 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. 251917B Rev. Date 2008-10-30 Rev. NM8054-CS01 1/5 SAW Bandpass Filter 251917B 3. Specifications Fo = 119.9 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 119.9 - dB - 28.0 30.0 1dB Bandwidth MHz 18.9 19.0 - 3dB Bandwidth MHz - 19.2 - 40dB Bandwidth MHz - 20.06 20.2 dB - 0.7 2.0 Group Delay Variation (fo ± 9.42 MHz) nsec - 70 120 Absolute Delay usec - 4.68 - dB 50 52 - dB 25 34 - ppm/°C - -18 - Center Frequency Insertion Loss Amplitude Ripple (fo ± 9.42 MHz) Ultimate Rejection Relative Attenuation Fo ± 10.0MHz 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. 251917B Rev. Date 2008-10-30 Rev. NM8054-CS01 2/5 SAW Bandpass Filter 251917B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω L1 L4 L2 Output 50Ω L3 L1=82nH, L2=68nH L3=68nH, L4=82nH 5. Marking Configuration ITF1) 08A0012) 251917B3) 119.94)-19.0M5) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Center frequency 5) 1dB-Bandwidth I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 251917B Rev. Date 2008-10-30 Rev. NM8054-CS01 3/5 SAW Bandpass Filter 251917B 6. Typical Performance ( at +25°°C ) CH1 S21 LOG 10 dB/ 10 Sep 2008 21:32:27 1: 0. 0000 dB 0. 000 000 MHz REF -28.92 dB * CH1 Markers 1 BW: 20. 062252 MHz 2 cent : 119. 931338 MHz Cor REF=1 Q: 5. 9780 1_loss : -28 . 562 dB Hld 3 4 CENTER 119. 900 000 MHz CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ SPAN 52. 000 000 MHz 10 Sep 2008 21:35:50 1: 0. 0000 dB 0. 000 000 MHz 3: . 26560 dB 18. 700 000 MHz REF -28.09 dB REF -28.63 dB CH1 Markers BW: 18. 993551 MHz Cor REF=1 cent : 119. 940526 MHz Q: 6. 3148 1 1_loss : -28 . 279 dB 2 4 3 3 2 Cor CH2 Markers mean:-28 . 351 dB REF=2 s. dev : . 08960 dB p-p : . 56100 dB CENTER 119. 900 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 24. 000 000 MHz Part No. 251917B Rev. Date 2008-10-30 Rev. NM8054-CS01 4/5 SAW Bandpass Filter 251917B CH1 S21 CH2 S21 LOG DEL 1 dB/ 50 ns/ 10 Sep 2008 21:36:12 1: 0. 0000 dB 0. 000 000 MHz 3:-11 . 825 ns 18. 700 000 MHz REF -28.09 dB REF 4.673 us CH1 S21 LOG 10 dB/ 10 Sep 2008 21:32:54 1: 0. 0000 dB 0. 000 000 MHz REF -28.92 dB * CH1 Markers BW: 19. 191223 MHz Cor CH1 Markers REF=1 1 2:-36 . 427 dB -10 . 0000 MHz Cor cent : 119. 938838 MHz Q: 6. 2497 1 REF=1 3:-32 . 615 dB 10. 0000 MHz 1_loss : -28 . 350 dB 2 Hld 3 3 Smo Cor 2 2 3 4 CH2 Markers mean: 4. 6884 us REF=2 s. dev : 6. 9387 ns p-p : 36. 621 ns CENTER 119. 900 000 MHz CH2 S21 LOG 1 dB/ REF -27.75 dB CENTER 119. 900 000 MHz SPAN 24. 000 000 MHz 11 Nov 2008 14:05:26 3: - . 32070 dB 18. 837 600 MHz CH2 Markers CH1 S11 CH2 S22 SWR SWR 5 / 5 / SPAN 52. 000 000 MHz 10 Sep 2008 21:36:57 1: 2. 2643 119. 900 000 MHz 2: 1. 8084 119. 900 000 MHz REF 2.264 REF 1.808 REF=2 mean: -27 . 477 dB Cor s. dev : . 10570 dB p-p : . 69690 dB 1 3 2 Cor Cor CENTER 119. 900 000 MHz SPAN 24. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 2 CENTER 119. 900 000 MHz SPAN 52. 000 000 MHz Part No. 251917B Rev. Date 2008-10-30 Rev. NM8054-CS01 5/5