SAW Bandpass Filter 221908B 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 221908B 60-19.2M 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. 221908B Rev. Date 2008-8-28 Rev. NM8020-CS01 1/5 SAW Bandpass Filter 221908B 3. Specifications Fo = 60.0 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Minimum Typical Maximum MHz - 60.0 - dB - 25.5 27.0 1dB Bandwidth MHz 19.1 19.25 - 3dB Bandwidth MHz - 19.53 - 40dB Bandwidth MHz - 20.74 - 50dB Bandwidth MHz - 20.85 20.95 dB - 0.55 1.0 Group Delay Variation (fo±9.375 MHz) nsec - 45 60 Absolute Delay usec - 2.46 - dB 50 55 - ppm/°C - -72 - Center Frequency Insertion Loss Amplitude Ripple (fo±9.375 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. 221908B Rev. Date 2008-8-28 Rev. NM8020-CS01 2/5 SAW Bandpass Filter 221908B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Input 50Ω L1 L2 Output 50Ω C1 L1 = 180nH, nH, L2 = 180nH C1 = 12pF 5. Marking Configuration ITF1) 08A0012) 221908B3) 604) -19.2M5) 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. 221908B Rev. Date 2008-8-28 Rev. NM8020-CS01 3/5 SAW Bandpass Filter 221908B 6. Typical Performance ( at +25°°C ) CH1 S21 LOG 10 dB/ 23 Jun 2008 11:56:38 1: 0. 0000 dB 0. 000 000 MHz REF -25.47 dB CH1 Markers 1 BW: 20. 754397 MHz 2 cent : 60. 017308 MHz Cor REF=1 Q: 2. 8918 1_loss : -25 . 437 dB Hld 3 CENTER CH1 CH2 S21 S21 LOG DEL 4 60. 000 000 MHz 1 dB/ 100 ns/ SPAN 55. 000 000 MHz 19 Jun 2008 12:38:05 1: 0. 0000 dB 0. 000 000 MHz 3: 1. 1441 ns 18. 750 000 MHz REF -25 dB REF 2.421 us CH1 Markers Cor REF=1 BW: 19. 525905 MHz cent : 60. 024534 MHz Q: 3. 0741 1 1_loss : -25 . 282 dB 2 3 2 Smo Cor 3 4 CH2 Markers REF=2 mean : 2. 4609 us s. dev : 7. 8184 ns p-p : 43. 742 ns CENTER 60. 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 24. 000 000 MHz Part No. 221908B Rev. Date 2008-8-28 Rev. NM8020-CS01 4/5 SAW Bandpass Filter 221908B CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 19 Jun 2008 12:37:37 1: 0. 0000 dB 0. 000 000 MHz 3: . 35660 dB 18. 750 000 MHz REF -25 dB REF -25.46 dB CH1 Markers Cor CH1 S21 LOG 10 dB/ 23 Jun 2008 11:56:49 1: 0. 0000 dB 0. 000 000 MHz REF -25.47 dB REF=1 BW: 19. 225434 MHz cent : 60. 031517 MHz CH1 Markers BW: 20. 879288 MHz Q: 3. 1225 2 cent : 60. 023827 MHz Q: 2. 8748 1_loss : -25 . 285 dB 1 REF=1 1 Cor 1_loss : -25 . 437 dB 2 3 Hld 4 3 2 Cor CH2 Markers mean: -25 . 229 dB 3 REF=2 4 s. dev : . 11360 dB p-p : . 53930 dB CENTER 60. 000 000 MHz CH1 S21 LOG 10 dB/ REF -24.39 dB SPAN 24. 000 000 MHz 19 Jun 2008 12:40:22 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers 2: -84 . 847 dB 60. 0000 MHz CENTER 60. 000 000 MHz CH1 S11 CH2 S22 SWR SWR 10 / 10 / SPAN 55. 000 000 MHz 19 Jun 2008 12:39:28 1: 5. 4832 60. 000 000 MHz 2: 6. 2019 60. 000 000 MHz REF 5.472 REF 6.204 REF=1 Cor 3: -65 . 670 dB 120 . 000 MHz 1 1 Cor START . 010 000 MHz 2 3 STOP 200 . 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 CENTER 60. 000 000 MHz SPAN 55. 000 000 MHz Part No. 221908B Rev. Date 2008-8-28 Rev. NM8020-CS01 5/5