SAW Bandpass Filter 251904B 1. Features z IF bandpass filter z High attenuation z Single-ended operation z DIP Package z Maximum Storage Temperature Range : -40℃ ~ 85℃ z 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 04A001 251904B 35.1±0.5 12.8±0.5 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 2.5±0.2 2. Package Dimension Input 5 Output 2, 4 Ground 3, 6 Case ground Part No. 251904B Rev. Date 2004-07-09 Rev. NM4016-CS02 1/5 SAW Bandpass Filter 251904B 3. Specifications Fo = 120.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz 119.9 120.0 120.1 dB - 29.5 31.0 1dB Bandwidth MHz - 18.87 - 3dB Bandwidth MHz 19.0 19.1 - 50dB Bandwidth MHz - 20.2 20.4 dB - 0.7 1.2 Group Delay Variation (Fo +/- 9.22 MHz) nsec - 50 100 Absolute Delay usec - 4.04 - at 100.0 to 109.5 MHz dB 50 52 - at 109.5 to 110.0 MHz dB 25 30 - at 130.0 to 130.5 MHz dB 25 30 - at 130.5 to 140.0 MHz dB 50 52 - ppm/°C - -23 - Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 9.22 MHz) Relative Attenuation 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. 251904B Rev. Date 2004-07-09 Rev. NM4016-CS02 2/5 SAW Bandpass Filter 251904B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 Input 50Ω L4 L2 Output 50Ω L3 L1 = L4 = 47 nH L2 = L3 = 82 nH 5. Marking Configuration ITF1) 04A0012) 251904B3) 1) Manufacturer name 2) Lot Number 3) Part Number I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Part No. 251904B Rev. Date 2004-07-09 Rev. NM4016-CS02 3/5 SAW Bandpass Filter 251904B 6. Typical Performance ( at +25℃ ) CH1 S21 LOG 10 dB/ 9 Jul 2004 08:54:56 1: 0. 0000 dB 0. 000 000 MHz REF -29.8 dB CH1 Markers 1 Cor 2 BW: 20. 167055 MHz : 119 . 990766 MHz REF=1 cent Q: 5. 9498 1_loss : -29 . 826 dB 3 4 CENTER 120 . 000 000 MHz CH1 CH2 S21 S21 LOG DEL 1 dB/ 100 ns/ SPAN 50. 000 000 MHz 28 Jun 2004 13:50:26 1: 0. 0000 dB 0. 000 000 MHz 3: -15 . 991 ns 18. 440 000 MHz REF -28.63 dB REF 4.024 us CH1 Markers BW: Cor 19. 079410 MHz cent : 119 . 993657 MHz REF=1 Q: 6. 2892 1 1_loss : -28 . 619 dB 2 3 Smo 3 2 4 Cor CH2 Markers mean : 4. 0478 us REF=2 s. dev : 7. 5495 ns p-p : 37. 682 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 23. 000 000 MHz Part No. 251904B Rev. Date 2004-07-09 Rev. NM4016-CS02 4/5 SAW Bandpass Filter 251904B CH1 CH2 S21 S21 LOG LOG 1 dB/ 1 dB/ 29 Jun 2004 15:36:11 1: 0. 0000 dB 0. 000 000 MHz 3: . 13660 dB 18. 440 000 MHz REF -28.53 dB REF -28.91 dB CH1 S21 LOG 10 dB/ 28 Jun 2004 13:54:55 1: -28 . 432 dB 120 . 000 000 MHz REF -28.59 dB * CH1 Markers BW: Cor 18. 863426 MHz cent : 119 . 991153 MHz REF=1 Q: 6. 3610 1 1 1_loss : -28 . 590 dB 2 3 4 3 2 Cor CH2 Markers mean : -28 . 687 dB REF=2 s. dev : . 12330 dB p-p : . 52510 dB CENTER 120 . 000 000 MHz CH1 CH2 S11 S22 SWR SWR 2 / 2 / SPAN 23. 000 000 MHz 28 Jun 2004 13:53:50 1: 1. 9578 120 . 000 000 MHz 2: 2. 6449 120 . 000 000 MHz REF 1.958 REF 2.642 Cor START CH1 CH2 S11 S22 . 010 000 MHz STOP 400 . 000 000 MHz 1: 31. 624 2: 32. 096 1 U FS 1 U FS -28 . 196 -29 . 137 29 Jun 2004 15:54:22 47. 038 pF 120 . 000 000 MHz 45. 520 pF 120 . 000 000 MHz Cor 1 Cor 2 CENTER 120 . 000 000 MHz 12 Cor SPAN 50. 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 120 . 000 000 MHz SPAN Part No. 251904B Rev. Date 2004-07-09 Rev. NM4016-CS02 50. 000 000 MHz 5/5