SAW Bandpass Filter 251451B 1. Features IF Bandpass Filter High Attenuation Single-Ended Operation Ceramic Surface Mount Device (SMD) Package Maximum Storage Temperature Range : -40℃ ~ 85℃ Electrostatics Sensitive Device (ESD) 2.30±0.1 2. Package Dimensions 20.00±0.2 9.80±0.2 10 9 8 7 7.62±0.1 6 6 7 8 9 10 5 4 3 2 1 ITF08A001 251451B 1 2 3 4 5 1.02±0.1 1.91±0.1 1.56±0.2 Package : S 20.0 X 9.8 Pad Configuration Dimensions shown are nominal in millimeters Body : Al2O3 Ceramic Lid : Kovar, Ni Plated Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um Ni Plating I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 10 Input 5 Output 4,1 Ground Other Case ground Part No. 251451B Rev. Date 2008-2-29 Rev. NM7057-CS01 1/5 SAW Bandpass Filter 251451B 3. Specifications Fo = 120.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Room Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 120.0 - dB - 22.7 24.0 1dB Bandwidth MHz 14.3 14.39 - 3dB Bandwidth MHz - 14.66 - 40dB Bandwidth MHz - 15.82 16.0 Amplitude Ripple (fo±6.92 MHz) dB - 0.56 1.0 Group Delay Variation (fo±6.92 MHz) nsec - 40 90 Absolute Delay usec - 2.38 - Ultimate Rejection dB 50 55 - dB 10 18 - ppm/°C - -72 - Center Frequency Insertion Loss Absolute Delay Fo±7.7MHz 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. 251451B Rev. Date 2008-2-29 Rev. NM7057-CS01 2/5 SAW Bandpass Filter 251451B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 Input 50Ω L2 C1 Output 50Ω C2 L1 = 33nH, L2 = 33nH C1 = 36pF, C2 = 39pF 5. Marking Configuration ITF1) 08A0012) 251451B3) 4) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Pad Number 1 Index I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 251451B Rev. Date 2008-2-29 Rev. NM7057-CS01 3/5 SAW Bandpass Filter 251451B 6. Typical Performance ( at +25℃ ℃) CH1 S21 LOG 10 dB/ 10 Nov 2007 14:04:53 1: 0. 0000 dB 0. 000 000 MHz REF -22.74 dB * CH1 Markers 1 BW: 15. 829815 MHz 2 cent : 120. 013623 MHz Cor REF=1 Q: 7. 5815 1_loss : -22 . 737 dB Hld 3 4 CENTER 120. 000 000 MHz CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ SPAN 40. 000 000 MHz 10 Nov 2007 14:08:28 1: 0. 0000 dB 0. 000 000 MHz 3:-11 . 727 ns 13. 840 000 MHz REF -22.54 dB REF 2.36 us CH1 Markers REF=1 BW: 14. 667746 MHz Cor cent : 120. 029235 MHz Q: 8. 1832 1 1_loss : -22 . 720 dB 2 3 Smo Cor 2 3 4 CH2 Markers REF=2 mean: 2. 3830 us s. dev : 9. 7082 ns p-p : 41. 378 ns CENTER 120. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 17. 000 000 MHz Part No. 251451B Rev. Date 2008-2-29 Rev. NM7057-CS01 4/5 SAW Bandpass Filter 251451B CH1 CH2 S21 S21 LOG LOG 1 dB/ 1 dB/ 10 Nov 2007 14:08:01 1: 0. 0000 dB 0. 000 000 MHz 3: - . 09110 dB 13. 840 000 MHz REF -22.54 dB REF -23.04 dB CH1 Markers BW: Cor CH1 CH2 S11 S22 LOG LOG 1 dB/ 1 dB/ 10 Nov 2007 14:09:59 1: -3 . 2945 dB 120 . 000 000 MHz 2: -3 . 3944 dB 120 . 000 000 MHz REF -3.289 dB REF -3.403 dB REF=1 14. 391104 MHz Cor cent : 120 . 028182 MHz Q: 8. 3404 1_loss : -22 . 716 dB 1 2 1 3 4 3 2 2 Cor Cor CH2 Markers mean: -22 . 767 dB REF=2 s. dev : . 12150 dB p-p : . 56510 dB CENTER 120 . 000 000 MHz CH1 S21 LOG 10 dB/ REF -22.07 dB CENTER 120 . 000 000 MHz SPAN 17. 000 000 MHz 10 Nov 2007 14:11:26 1: 0. 0000 dB 0. 000 000 MHz CH1 CH2 S21 S21 LOG LOG 10 dB/ 10 dB/ SPAN 40. 000 000 MHz 10 Nov 2007 14:06:30 1: 0. 0000 dB 0. 000 000 MHz 1: 0. 0000 dB 0. 000 000 MHz REF -22.74 dB REF -21.87 dB * CH1 Markers 2: -72 . 174 dB 120 . 000 MHz CH1 Markers REF=1 2: -19 . 428 dB -7 . 70000 MHz 1 Cor REF=1 3: -67 . 761 dB 240 . 000 MHz 1 2 2 Hld CH2 Markers 2: -16 . 420 dB 7. 70000 MHz REF=1 Hld START . 010 000 MHz 2 STOP 400 . 000 0003 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 CENTER 120 . 000 000 MHz SPAN 40. 000 000 MHz Part No. 251451B Rev. Date 2008-2-29 Rev. NM7057-CS01 5/5