SAW Bandpass Filter 270505B 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 270505B 70-4.9M 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. 270505B Rev. Date 2009-01-05 Rev. NM8085-CS01 1/5 SAW Bandpass Filter 270505B 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 - 22.5 24.0 2dB Bandwidth MHz - 4.92 5.0 25dB Bandwidth MHz - 5.75 5.8 40dB Bandwidth MHz - 5.94 - dB - 0.4 1.0 Group Delay Variation (fo±2.25 MHz) nsec - 85 120 Absolute Delay usec - 3.97 - dB 50 55 - ppm/°C - -18 - Center Frequency Insertion Loss Amplitude Ripple (fo±2.25 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. 270505B Rev. Date 2009-01-05 Rev. NM8085-CS01 2/5 SAW Bandpass Filter 270505B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω L1 L4 L2 Output 50Ω L3 L1 = 120nH, L2 = 150nH L3 = 120nH, L4 = 120nH 5. Marking Configuration ITF1) 08A0012) 270505B3) 704) -4.9M5) 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. 270505B Rev. Date 2009-01-05 Rev. NM8085-CS01 3/5 SAW Bandpass Filter 270505B 6. Typical Performance ( at +25°°C ) CH1 S21 CH2 S21 LOG DEL 1 dB/ 200 ns/ 19 Dec 2008 15:20:09 1: 0. 0000 dB 0. 000 000 MHz 3: 16. 403 ns 4. 500 000 MHz REF -22.41 dB REF 3.92 us CH1 Markers BW: Cor REF=1 5. 017112 MHz cent : 69. 998765 MHz Q: 13. 952 1 1_loss : -22 . 607 dB 2 3 Smo Cor 2 3 4 CH2 Markers REF=2 mean: 3. 9725 us s. dev : 17. 184 ns p-p : 85. 704 ns CENTER 70. 000 000 MHz CH1 S21 LOG 10 dB/ SPAN 6. 000 000 MHz 19 Dec 2008 15:19:12 1: 0. 0000 dB 0. 000 000 MHz REF -22.52 dB * CH1 Markers 1 Cor 2 BW: 5. 949576 MHz REF=1 cent : 69. 988303 MHz Q: 11. 764 1_loss : -22 . 655 dB Hld 3 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 4 SPAN 16. 000 000 MHz Part No. 270505B Rev. Date 2009-01-05 Rev. NM8085-CS01 4/5 SAW Bandpass Filter 270505B CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 19 Dec 2008 15:19:47 1: 0. 0000 dB 0. 000 000 MHz 3: . 14160 dB 4. 500 000 MHz REF -22.41 dB REF -22.69 dB CH1 S21 LOG 10 dB/ 19 Dec 2008 15:19:04 1: 0. 0000 dB 0. 000 000 MHz REF -22.52 dB * CH1 Markers BW: Cor cent : REF=1 4. 925680 MHz 69. 999925 MHz CH1 Markers 1 Cor Q: 14. 211 2 BW: cent : 5. 751077 MHz Q: 12. 170 1_loss : -22 . 612 dB 1 REF=1 69. 990992 MHz 1_loss : -22 . 655 dB 2 Hld 3 3 3 4 4 2 Cor CH2 Markers mean: -22 . 613 dB REF=2 s. dev : . 07280 dB p-p : . 35390 dB CENTER 70. 000 000 MHz CH1 S21 LOG 10 dB/ SPAN 6. 000 000 MHz 19 Dec 2008 15:22:23 1: 0. 0000 dB 0. 000 000 MHz REF -21.89 dB CH1 Markers 2: -57 . 797 dB 70. 0000 MHz CENTER 70. 000 000 MHz CH1 S11 CH2 S22 SWR SWR 1 / 1 / SPAN 16. 000 000 MHz 19 Dec 2008 15:21:17 1: 1. 9232 70. 000 000 MHz 2: 2. 8706 70. 000 000 MHz REF 1.923 REF 2.872 REF=1 Cor 3: -44 . 466 dB 140 . 000 MHz 1 1 Cor 2 3 2 START . 010 000 MHz STOP 250 . 000 000 MHz 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 SPAN 16. 000 000 MHz Part No. 270505B Rev. Date 2009-01-05 Rev. NM8085-CS01 5/5