SAW Bandpass Filter 251503B 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 251503B 140-15.0M 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. 251503B Rev. Date 2008-11-07 Rev. NM8046-CS01 1/5 SAW Bandpass Filter 251503B 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 - 26.5 28.5 2dB Bandwidth MHz 14.9 15.0 - 25dB Bandwidth MHz - 15.7 15.8 40dB Bandwidth MHz - 15.88 - dB - 0.6 1.0 Group Delay Variation (fo ± 7.25 MHz) nsec - 50 120 Absolute Delay usec - 4.16 - dB 50 52 - ppm/°C - -18 - Center Frequency Insertion Loss Amplitude Ripple (fo ± 7.25 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. 251503B Rev. Date 2008-11-07 Rev. NM8046-CS01 2/5 SAW Bandpass Filter 251503B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω Output 50Ω L1 L2 L1 = 22nH, nH, L2 = 27nH 5. Marking Configuration ITF1) 08A0012) 251503B3) 1404) -15.0M5) 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. 251503B Rev. Date 2008-11-07 Rev. NM8046-CS01 3/5 SAW Bandpass Filter 251503B 6. Typical Performance ( at +25°°C ) CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 7 Aug 2008 14:35:42 1: 0. 0000 dB 0. 000 000 MHz 3:-20 . 665 ns 14. 500 000 MHz REF -26.13 dB REF 4.14 us CH1 Markers REF=1 BW: 15. 081347 MHz Cor cent : 139. 964149 MHz Q: 9. 2806 1_loss : -26 . 507 dB 1 2 3 Smo Cor 2 3 4 CH2 Markers mean: 4. 1640 us REF=2 s. dev : 9. 3683 ns p-p : 45. 946 ns CENTER 140. 000 000 MHz CH1 S21 LOG 10 dB/ SPAN 18. 000 000 MHz 7 Aug 2008 14:34:26 1: 0. 0000 dB 0. 000 000 MHz REF -26.53 dB * CH1 Markers 1 BW: 15. 886896 MHz 2 cent : 139. 954574 MHz Cor REF=1 Q: 8. 8094 1_loss : -26 . 535 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 42. 000 000 MHz Part No. 251503B Rev. Date 2008-11-07 Rev. NM8046-CS01 4/5 SAW Bandpass Filter 251503B CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 7 Aug 2008 14:35:25 1: 0. 0000 dB 0. 000 000 MHz 3: - . 22420 dB 14. 500 000 MHz REF -26.13 dB REF -26.69 dB CH1 S21 LOG 10 dB/ 7 Aug 2008 14:34:20 1: 0. 0000 dB 0. 000 000 MHz REF -26.53 dB * CH1 Markers BW: Cor REF=1 CH1 Markers 15. 002549 MHz 1 Cor cent : 139 . 962913 MHz Q: 9. 3293 2 BW: REF=1 15. 709636 MHz cent : 139 . 962221 MHz Q: 8. 9093 1_loss : -26 . 501 dB 1 1_loss : -26 . 535 dB 2 Hld 4 3 3 32 4 Cor CH2 Markers mean: -26 . 432 dB REF=2 s. dev : . 08350 dB p-p : . 63770 dB CENTER 140 . 000 000 MHz CH1 S21 LOG 10 dB/ REF -26.34 dB SPAN 18. 000 000 MHz 7 Aug 2008 14:38:58 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers 2:-57 . 587 dB 140 . 000 MHz CENTER 140 . 000 000 MHz CH1 S11 CH2 S22 SWR SWR 1 / 1 / SPAN 42. 000 000 MHz 7 Aug 2008 14:36:50 1: 1. 3528 140 . 000 000 MHz 2: 2. 1002 140 . 000 000 MHz REF 1.351 REF 2.101 REF=1 Cor 3:-58 . 958 dB 280 . 000 MHz 1 1 Cor 2 START . 010 000 MHz 2 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 42. 000 000 MHz Part No. 251503B Rev. Date 2008-11-07 Rev. NM8046-CS01 5/5