SAW Bandpass Filter 251914B 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 07A001 251914B 120-18.9M 35.1±0.5 12.8±0.5 Pin Configuration 1 Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated Input 5 Output 2, 4 Ground 3, 6 Case ground Dimensions shown are nominal in millimeters 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 Part No. 251914B Rev. Date 2007-02-08 Rev. NM7011-CS01 1/5 SAW Bandpass Filter 251914B 3. Specifications Fo = 120.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 120.0 - dB - 27.8 - 1dB Bandwidth MHz - 18.85 - 3dB Bandwidth MHz 19.0 19.1 - 50dB Bandwidth MHz - 20.2 20.3 dB - 0.4 1.0 Group Delay Variation (fo±9.22 MHz) nsec - 30 100 Absolute Delay usec - 3.99 - dB 50 52 - dB 25 33 - ppm/°C - -18 - Center Frequency Insertion Loss Amplitude Ripple (fo±9.22 MHz) Ultimate Rejection 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. 251914B Rev. Date 2007-02-08 Rev. NM7011-CS01 2/5 SAW Bandpass Filter 251914B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω L1 L4 L2 Output 50Ω L3 L1=68nH, L2=68nH L3=68nH, L4=68nH 5. Marking Configuration ITF1) 07A0012) 251914B3) 1204) -18.9M5) 1) Manufacturer name 2) Lot Number 3) Part Number 4) Center Frequecy 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. 251914B Rev. Date 2007-02-08 Rev. NM7011-CS01 3/5 SAW Bandpass Filter 251914B 6. Typical Performance ( at +25°C ) CH1 S21 LOG 10 dB/ 10 Jan 2007 12:13:46 1: 0. 0000 dB 0. 000 000 MHz REF -28.26 dB CH1 Markers 1 Cor 2 BW: REF=1 20. 268456 MHz cent : 120 . 006756 MHz Q: 5. 9209 1_loss : -28 . 226 dB 3 4 CENTER 120 . 000 000 MHz CH1 CH2 S21 S21 LOG DEL 1 dB/ 100 ns/ SPAN 55. 000 000 MHz 10 Jan 2007 12:16:21 1: 0. 0000 dB 0. 000 000 MHz 3: -1 . 1833 ns 18. 440 000 MHz REF -27.88 dB REF 3.975 us CH1 Markers BW: Cor 19. 095069 MHz cent : 120 . 024501 MHz REF=1 Q: 6. 2856 1 1_loss : -28 . 023 dB 2 3 Smo Cor 3 2 4 CH2 Markers REF=2 mean : 3. 9953 us s. dev : 5. 9984 ns p-p : 30. 517 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. 251914B Rev. Date 2007-02-08 Rev. NM7011-CS01 4/5 SAW Bandpass Filter 251914B CH1 CH2 S21 S21 LOG LOG 1 dB/ 1 dB/ 10 Jan 2007 12:15:37 1: 0. 0000 dB 0. 000 000 MHz 3: . 23160 dB 18. 440 000 MHz REF -27.9 dB REF -28.28 dB CH1 Markers BW: Cor 18. 859574 MHz cent : 120 . 030743 MHz CH1 S21 LOG 10 dB/ 10 Jan 2007 12:18:36 1: 0. 0000 dB 0. 000 000 MHz REF -28.06 dB CH1 Markers REF=1 1 2: -33 . 459 dB -10 . 0000 MHz Cor Q: 6. 3644 1 REF=1 3: -33 . 604 dB 10. 0000 MHz 1_loss : -27 . 985 dB 2 3 4 3 2 3 2 Cor CH2 Markers REF=2 mean : -27 . 996 dB s. dev : . 06900 dB p-p : . 39290 dB CENTER 120 . 000 000 MHz CH1 S21 LOG 10 dB/ REF -27.57 dB SPAN START 23. 000 000 MHz 8 Jan 2007 16:08:12 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers 2: -65 . 989 dB 120 . 000 MHz CH1 CH2 S11 S22 92. 500 000 MHz SWR SWR 5 / 5 / STOP 147 . 500 000 MHz 10 Jan 2007 12:17:08 1: 2. 3954 120 . 000 000 MHz 2: 2. 7117 120 . 000 000 MHz REF 2.395 REF 2.711 REF=1 Cor 3: -69 . 766 dB 240 . 000 MHz 1 1 Cor START . 010 000 MHz 2 STOP 400 . 000 000 MHz 3 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 2 CENTER 120 . 000 000 MHz SPAN Part No. 251914B Rev. Date 2007-02-08 Rev. NM7011-CS01 5/5 55. 000 000 MHz