250701B

250701B ITF | Alldatasheet

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SAW Bandpass Filter 250701B - Preliminary Part No. 250701B 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) 2. Package Dimension 2.5±0.212.7±0.2 0.45±0.05 2.5±0.2 7.6±0.26.0max5.5max 20.3±0.5 12.7±0.5 ITF 04A001 250701B Package : D2012 Pin Configuration

1 Input

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 Rev. Date 2004-03-10 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. DS4023-CS01 1/5

SAW Bandpass Filter 250701B - Preliminary Part No. 250701B 3. Specifications Fo = 140.0 MHz Terminating source impedance : 50 Ω and matching network Terminating load impedance : 50 Ω and matching network Minimum Typical Maximum Center Frequency MHz 139.75 140.0 140.25 Insertion Loss dB - 22.0 25.0 1dB Bandwidth MHz - 6.98 - 3dB Bandwidth MHz 7.0 7.3 - 40dB Bandwidth MHz - 8.7 9.0 Amplitude Ripple (Fo +/- 3.0 MHz) dB - 0.5 1.0 Group Delay Variation (Fo +/- 3.0 MHz) nsec - 100 200 Absolute Delay usec - 2.93 - Ultimate Rejection dB 50 55 - Temperature Coefficient of Frequency ppm/°C - -23 - 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 Rev. Date 2004-03-10 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. DS4023-CS01 2/5

SAW Bandpass Filter 250701B - Preliminary Part No. 250701B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) Output 50Ω Input 50Ω L1 = 27 nH, L2 = 33 nH 5. Marking Configuration ITF1) 04A0012) 250701B3) 1) Manufacturer name 2) Lot Number 3) Part Number Rev. Date 2004-03-10 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. DS4023-CS01 3/5

SAW Bandpass Filter 250701B - Preliminary Part No. 250701B CH1 S 21 log MAG 10 dB/ REF -21.13 dB CH1 CENTER 140.000 000 MHz SPAN 22.000 000 MHz Cor PRm 3 4 1_: 0 dB 0.000 000 MHz REF=1 BW: 8.697 964 MHz cent: 139.976825 MHz Q: 16.093 1_ loss: -21.106 dB 6. Typical Performance ( at +25℃ ) CH1 S 21 log MAG 1 dB/ REF -20.87 dB Cor PRm CH2 S 21 delay REF 2.908 us200 ns/ CENTER 140.000 000 MHz SPAN 8.000 000 MHz Cor Smo PRm 3 4 1_ 0 dB 0.000 000 MHz REF=1 BW: 7.327 827 MHz cent: 140.003487 MHz Q: 19.106 1_ loss: -21.101 dB 3_:-28.896 ns 6.000 000 MHz REF=2 mean: 2.930 9 us s.dev: 15.575 ns p-p: 73.338 ns Rev. Date 2004-03-10 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. DS4023-CS01 4/5

SAW Bandpass Filter 250701B - Preliminary Part No. 250701B CH1 CH1 S 21 log MAG 10 dB/ REF -21.7 dB START .010 000 MHz STOP 500.000 000 MHz PRm 1_: 0 dB 0.000 000 MHz REF=1 2_:-78.299 dB

140 MHz

3_:-45.179 dB

280 MHz

Rev. Date 2004-03-10 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Rev. DS4023-CS01 5/5 S 21 log MAG 1 dB/ REF -20.87 dB CENTER 140.000 000 MHz SPAN 8.000 000 MHz Cor PRm CH2 log MAG REF -21.29 dB1 dB/ Cor S 21 PRm 3 4 1_: 0 dB 0.000 000 MHz REF=1 BW: 6.998 182 MHz cent: 140.004000 MHz Q: 20.006 1_ loss: -21.107 dB 3_ -.0467 dB 6.000 000 MHz REF=2 mean:-21.141 dB s.dev: .0875 dB p-p: .3852 dB CH1 CH1 S 11 1 U FS CENTER 140.000 000 MHz SPAN 22.000 000 MHz Cor PRm CH2 S 22 1 U FS Cor PRm 1_: 78.23 -10.254 110.87 pF 140.000 000 MHz 2_ 62.906 -32.564 34.91 pF 140.000 000 MHz S 11 SWR 500 m / REF 1.609 Cor PRm CH2 SWR REF 1.849 500 m / CENTER 140.000 000 MH S 22 z SPAN 22.000 000 MHz Cor PRm 1_ 1.6083 140.000 000 MHz 2_: 1.8498 140.000 000 MHz