SAW Bandpass Filter 252906B 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 252906B 125-29.2M 35.1±0.5 12.8±0.5 2.5±0.2 2. Package Dimension Pin Configuration 1 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 5 Output 2, 4 Ground 3, 6 Case ground Part No. 252906B Rev. Date 2009-07-10 Rev. NM8084-CS03 1/5 SAW Bandpass Filter 252906B 3. Specifications Fo = 125.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 125.0 - dB - 30.1 31.5 1dB Bandwidth MHz 29.15 29.24 - 3dB Bandwidth MHz - 29.45 - 50dB Bandwidth MHz - 30.44 30.55 dB - 0.75 1.5 Group Delay Variation (fo ± 14.52 MHz) nsec - 40 100 Absolute Delay usec - 2.91 - dB 55 60 - dBm - - 10 ppm/°C - -72 - Center Frequency Insertion Loss Amplitude Ripple (fo ± 14.52 MHz) Ultimate Rejection Input Power 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. 252906B Rev. Date 2009-07-10 Rev. NM8084-CS03 2/5 SAW Bandpass Filter 252906B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 Input 50Ω L2 C1 Output 50Ω C2 L1 = L2 = 39nH C1 = C2 = 20pF 5. Marking Configuration ITF1) 09A0012) 252906B3) 1254)-29.2M5) 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. 252906B Rev. Date 2009-07-10 Rev. NM8084-CS03 3/5 SAW Bandpass Filter 252906B 6. Typical Performance ( at +25°°C ) CH1 S21 LOG 21 Apr 2009 05:07:31 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -29.9 dB * CH1 Markers 1 BW: 30. 425372 MHz 2 cent : 124. 960375 MHz C REF=1 Q: 4. 1071 1_loss : -29 . 864 dB Hld 3 4 CENTER125. 000 000 MHz CH1 S21 CH2 S21 LOG LOG SPAN 80. 000 000 MHz 21 Apr 2009 05:08:22 1: 0. 0000 dB 0. 000 000 MHz 2:- . 27250 dB -29 . 040 000 MHz 1 dB/ REF -29.26 dB 1 dB/ REF -29.97 dB CH1 Markers BW: 29. 242133 MHz Cor REF=1 cent : 125. 001442 MHz Q: 4. 2747 1_loss : -29 . 803 dB 1 2 4 3 2 3 Cor CH2 Markers mean:-29 . 621 dB REF=3 s. dev : . 10150 dB p-p : . 73410 dB CENTER125. 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 36. 000 000 MHz Part No. 252906B Rev. Date 2009-07-10 Rev. NM8084-CS03 4/5 SAW Bandpass Filter 252906B CH1 S21 CH2 S21 LOG DEL 21 Apr 2009 05:08:35 1: 0. 0000 dB 0. 000 000 MHz 2: 9. 4378 ns -29 . 040 000 MHz 1 dB/ REF -29.26 dB 50 ns/ REF 2.9 us CH1 Markers BW: 29. 454417 MHz Cor CH1 S11 CH2 S22 1: 7. 2041 2: 6. 5615 1 U FS 1 U FS -25 . 201 -29 . 568 21 Apr 2009 05:09:43 50. 523 pF 125. 000 000 MHz 43. 061 pF 125. 000 000 MHz REF=1 Cor cent : 124. 995335 MHz Q: 4. 2437 1_loss : -29 . 801 dB 1 2 2 Smo Cor 3 4 Cor 3 CH2 Markers mean: 2. 9152 us REF=3 1 2 s. dev : 5. 5572 ns p-p : 35. 095 ns CENTER 125. 000 000 MHz CH1 S21 LOG CENTER 125. 000 000 MHz SPAN 36. 000 000 MHz 21 Apr 2009 05:10:06 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -29.39 dB CH1 Markers 2:-56 . 886 dB 125. 000 MHz CH1 S11 CH2 S22 SWR SWR 10 / 10 / SPAN 80. 000 000 MHz 21 Apr 2009 05:09:38 1: 8. 7065 125. 000 000 MHz 2: 10. 255 125. 000 000 MHz REF 8.721 REF 10.28 REF=1 Cor 3:-61 . 856 dB 250. 000 MHz 1 1 Cor 2 2 3 START . 010 000 MHz STOP 500. 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 125. 000 000 MHz SPAN 80. 000 000 MHz Part No. 252906B Rev. Date 2009-07-10 Rev. NM8084-CS03 5/5