SAW Bandpass Filter 271908B 1. Features z IF bandpass filter z High attenuation z Single-ended operation z SMD Package z Maximum Storage Temperature Range : -40℃ ~ 85℃ z Electrostatics Sensitive Device (ESD) 2.5±0.2 Package : D3512 Pin Configuration 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 25.4±0.2 7.6±0.2 0.45±0.05 5.5max 6.0max ITF 07A001 271908B 35.1±0.5 12.8±0.5 2.5±0.2 2. Package Dimension 1 Input 5 Output 2, 4 Ground 3, 6 Case ground Part No. 271908B Rev. Date 2007-02-22 Rev. NM7001-CS01 1/5 SAW Bandpass Filter 271908B 3. Specifications Fo = 70.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 70.0 - dB - 24.3 26.0 1dB Bandwidth MHz - 18.96 - 3dB Bandwidth MHz 19.1 19.16 - 50dB Bandwidth MHz - 20.1 20.2 dB - 0.45 1.0 Group Delay Variation (Fo +/- 9.22 MHz) nsec - 50 100 Absolute Delay usec - 3.34 - Ultimate Rejection dB 50 55 - dB 25 37 ppm/°C - -72 Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 9.22 MHz) Relative Attenuation Fo +/- 10MHz 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. 271908B Rev. Date 2007-02-22 Rev. NM7001-CS01 2/5 SAW Bandpass Filter 271908B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω L1 L3 Output 50Ω L2 L1 = 82nH, L2 = 330nH, L3 = 82H 5. Marking Configuration ITF1) 07A0012) 271908B3) 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. 271908B Rev. Date 2007-02-22 Rev. NM7001-CS01 3/5 SAW Bandpass Filter 271908B 6. Typical Performance ( at +25℃ ) CH1 S21 LOG 10 dB/ 22 Feb 2007 11:59:43 1: 0. 0000 dB 0. 000 000 MHz REF -24.39 dB CH1 Markers 1 BW: 20. 105841 MHz 2 cent : 70. 006872 MHz Cor REF=1 Q: 3. 4819 1_loss : -24 . 482 dB Hld 3 4 CENTER 70. 000 000 MHz CH1 S21 LOG 10 dB/ SPAN 50. 000 000 MHz 22 Feb 2007 11:59:59 1: 0. 0000 dB 0. 000 000 MHz REF -24.39 dB CH1 Markers 1 2: -38 . 366 dB -10 . 0000 MHz Cor REF=1 3: -36 . 529 dB 10. 0000 MHz Hld 2 CENTER 70. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 3 SPAN 50. 000 000 MHz Part No. 271908B Rev. Date 2007-02-22 Rev. NM7001-CS01 4/5 SAW Bandpass Filter 271908B CH1 CH2 S21 S21 LOG DEL 1 dB/ 100 ns/ 22 Feb 2007 12:01:08 1: 0. 0000 dB 0. 000 000 MHz 3: -9 . 3460 ns 18. 440 000 MHz REF -24.17 dB REF 3.329 us CH1 Markers Cor BW: 19. 163503 MHz cent : 70. 009403 MHz CH1 CH2 S21 S21 LOG LOG 1 dB/ 1 dB/ 22 Feb 2007 12:00:51 1: 0. 0000 dB 0. 000 000 MHz 3: . 12000 dB 18. 440 000 MHz REF -24.17 dB REF -24.52 dB CH1 Markers REF=1 Cor 18. 965590 MHz cent : 70. 009743 MHz Q: 3. 6533 1 REF=1 BW: Q: 3. 6914 1_loss : -24 . 353 dB 1_loss : -24 . 355 dB 1 2 2 3 4 3 3 Smo 2 2 3 Cor 4 CH2 Markers CENTER 70. 000 000 MHz CH1 CH2 S11 S22 SWR SWR 10 / 10 / Cor mean : -24 . 335 dB s. dev : 8. 8405 ns s. dev : . 07180 dB p-p : 45. 909 ns p-p : . 45530 dB SPAN 23. 000 000 MHz 22 Feb 2007 12:01:52 1: 5. 9514 70. 000 000 MHz 2: 7. 0923 70. 000 000 MHz REF 5.952 REF 7.117 CH2 Markers REF=2 mean : 3. 3482 us CENTER 70. 000 000 MHz CH1 S21 LOG 10 dB/ REF=2 SPAN 23. 000 000 MHz 22 Feb 2007 12:02:23 1: 0. 0000 dB 0. 000 000 MHz REF -23.67 dB CH1 Markers 2: -63 . 794 dB 70. 0000 MHz Cor REF=1 3: -64 . 039 dB 140 . 000 MHz 1 1 Cor 2 2 CENTER 70. 000 000 MHz 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 START 3 . 010 000 MHz STOP 300 . 000 000 MHz Part No. 271908B Rev. Date 2007-02-22 Rev. NM7001-CS01 5/5