SAW Bandpass Filter 202178B 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 202178B 20.3±0.5 12.7±0.5 2.5±0.2 2. Package Dimension Input 5 Output 2, 4 Ground 3, 6 Case ground Part No. 202178B Rev. Date 2004-06-22 Rev. NI2037-CS02 1/5 SAW Bandpass Filter 202178B 3. Specifications Fo = 70.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz 69.94 70.0 70.06 dB - 23.0 25.0 1dB Bandwidth MHz - 4.8 - 3dB Bandwidth MHz 5.0 5.2 - 40dB Bandwidth MHz - 7.0 7.1 dB - 0.5 1.0 Group Delay Variation (Fo +/- 2.0 MHz) nsec - 40 100 Absolute Delay usec - 3.08 3.1 Ultimate Rejection dB 50 55 - ppm/°C - -23 - Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 2.0 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. 202178B Rev. Date 2004-06-22 Rev. NI2037-CS02 2/5 SAW Bandpass Filter 202178B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L2 Input 50Ω L3 L1 Output 50Ω L4 L2 = L3 = 56 nH L1 = L4 = 82 nH 5. Marking Configuration ITF1) 04A0012) 202178B3) 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. 202178B Rev. Date 2004-06-22 Rev. NI2037-CS02 3/5 SAW Bandpass Filter 202178B 6. Typical Performance ( at +25℃ ) CH1 S21 LOG 10 dB/ 22 Jun 2004 10:56:25 1: 0. 0000 dB 0. 000 000 MHz REF -22.99 dB CH1 Markers 1 Cor 2 BW: cent : 6. 918458 MHz 69. 978527 MHz REF=1 Q: 10. 115 1_loss : -23 . 003 dB 3 4 CENTER 70. 000 000 MHz CH1 CH2 S21 S21 LOG DEL 1 dB/ 200 ns/ SPAN 18. 000 000 MHz 22 Jun 2004 10:58:43 1: 0. 0000 dB 0. 000 000 MHz 3: 29. 543 ns 4. 000 000 MHz REF -22.94 dB REF 3.051 us CH1 Markers BW: Cor cent : 5. 227613 MHz 69. 991200 MHz REF=1 Q: 13. 389 1 1_loss : -23 . 009 dB 2 3 Smo Cor 3 2 CH2 Markers mean : 3. 0817 us 4 REF=2 s. dev : 13. 289 ns p-p : 61. 544 ns 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 6. 000 000 MHz Part No. 202178B Rev. Date 2004-06-22 Rev. NI2037-CS02 4/5 SAW Bandpass Filter 202178B CH1 CH2 S21 S21 LOG LOG 1 dB/ 1 dB/ 22 Jun 2004 10:58:29 1: 0. 0000 dB 0. 000 000 MHz 3: . 03860 dB 4. 000 000 MHz REF -22.94 dB REF -23.08 dB CH1 Markers BW: Cor cent : 4. 841642 MHz 69. 993158 MHz CH1 S21 LOG 10 dB/ 22 Jun 2004 11:00:46 1: -22 . 581 dB 70. 000 000 MHz REF -22.51 dB REF=1 Q: 14. 456 1 1 1_loss : -23 . 009 dB 2 3 4 3 2 CH2 Markers Cor mean : -23 . 073 dB REF=2 s. dev : . 06630 dB p-p : . 32610 dB CENTER 70. 000 000 MHz CH1 CH2 S11 S22 SWR SWR 1 / 1 / SPAN 6. 000 000 MHz 22 Jun 2004 11:00:03 1: 2. 7491 70. 000 000 MHz 2: 2. 5552 70. 000 000 MHz REF 2.751 REF 2.557 START CH1 CH2 S11 S22 . 010 000 MHz 1 U FS 1 U FS STOP 300 . 000 000 MHz 1: 48. 846 2: 47. 439 -52 . 121 -47 . 395 22 Jun 2004 11:00:11 43. 622 pF 70. 000 000 MHz 47. 973 pF 70. 000 000 MHz Cor Cor 1 Cor 2 CENTER 70. 000 000 MHz Cor SPAN 18. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 21 CENTER 70. 000 000 MHz SPAN Part No. 202178B Rev. Date 2004-06-22 Rev. NI2037-CS02 18. 000 000 MHz 5/5