SAW Bandpass Filter 202181B 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) 5.5max 6.0max Package : D2012 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 12.7±0.2 2.5±0.2 7.6±0.2 0.45±0.05 ITF 04A001 202181B 20.3±0.5 12.7±0.5 2.5±0.2 2. Package Dimension Input 4 Output 2, 5 Ground Other Case ground Part No. 202181B Rev. Date 2004-04-07 Rev. NI2036-CS02 1/5 SAW Bandpass Filter 202181B 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 - 22.0 25.0 1dB Bandwidth MHz 1.5 1.55 - 3dB Bandwidth MHz 1.70 1.8 - 40dB Bandwidth MHz - 2.83 3.0 dB - 0.6 1.0 Group Delay Variation (Fo +/- 0.6 MHz) nsec - 80 300 Absolute Delay usec - 2.51 - Ultimate Rejection dB 50 55 - ppm/°C2 - -0.03 - Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 0.6 MHz) 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. 202181B Rev. Date 2004-04-07 Rev. NI2036-CS02 2/5 SAW Bandpass Filter 202181B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L2 Input 50Ω L3 L1 Output 50Ω L4 L2 = 220 nH, L1 = 180 nH, L3 = 220 nH L4 = 180 nH 5. Marking Configuration ITF1) 04A0012) 202181B3) 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. 202181B Rev. Date 2004-04-07 Rev. NI2036-CS02 3/5 SAW Bandpass Filter 202181B 6. Typical Performance ( at +25℃ ) CH1 S21 LOG 10 dB/ 2 Apr 2004 04:28:16 1: 0. 0000 dB 0. 000 000 MHz REF -21.2 dB PRm CH1 Markers 1 Cor BW: cent : 2 2. 831790 MHz 69. 994274 MHz REF=1 Q: 24. 717 1_loss : -21 . 420 dB 4 3 CENTER 70. 000 000 MHz CH2 CH4 S21 S21 LOG DEL 1 dB/ 100 ns/ SPAN 7. 000 000 MHz 2 Apr 2004 04:28:24 1: 0. 0000 dB 0. 000 000 MHz 2: 25. 813 ns 1. 200 000 MHz REF -21.2 dB REF 2.57 us CH2 Markers BW: cent : 1. 811935 MHz 70. 001040 MHz REF=1 Q: 38. 633 1 1_loss : -21 . 428 dB 2 PRm 2 Cor Smo 3 1 3 CH4 Markers 4 mean : 2. 5180 us REF=3 s. dev : 17. 468 ns p-p : 72. 225 ns Cor 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 2 4 SPAN 3. 000 000 MHz Part No. 202181B Rev. Date 2004-04-07 Rev. NI2036-CS02 4/5 SAW Bandpass Filter 202181B CH2 CH4 S21 S21 LOG LOG 1 dB/ 1 dB/ 2 Apr 2004 04:28:39 1: 0. 0000 dB 0. 000 000 MHz 2: . 05230 dB 1. 200 000 MHz REF -21.2 dB REF -21.2 dB CH1 S21 LOG 10 dB/ 2 Apr 2004 04:30:39 1: -21 . 607 dB 70. 000 000 MHz REF -21.6 dB PRm CH2 Markers BW: cent : 1. 569640 MHz 70. 002609 MHz CH1 Markers REF=1 1 2: -58 . 106 dB 113 . 000 MHz 3: -56 . 492 dB 127 . 000 MHz Q: 44. 598 1 1_loss : -21 . 435 dB 2 3 4 PRm 2 3 Cor 2 CH4 Markers 1 Smo mean : -21 . 320 dB 3 REF=3 s. dev : . 10610 dB p-p : . 39070 dB Cor 4 2 SPAN CENTER 70. 000 000 MHz CH1 CH3 S11 S22 SWR SWR 1 / 1 / 2 Apr 2004 04:29:49 1: 4. 6072 70. 000 000 MHz 2: 3. 6348 70. 000 000 MHz REF 0 REF 0 START 3. 000 000 MHz CH1 CH3 PRm PRm Cor Cor Cor Cor S11 S22 . 010 000 MHz STOP 400 . 000 000 MHz 1: 10. 895 2: 15. 758 1 U FS 1 U FS -2 . 8691 -18 . 264 2 Apr 2004 04:29:55 792 . 45 pF 70. 000 000 MHz 124 . 49 pF 70. 000 000 MHz 1 1 2 2 CENTER 70. 000 000 MHz SPAN 7. 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 70. 000 000 MHz SPAN Part No. 202181B Rev. Date 2004-04-07 Rev. NI2036-CS02 7. 000 000 MHz 5/5