SAW Bandpass Filter 254401B 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 254401B 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. 254401B Rev. Date 2004-03-22 Rev. NM3026-CS03 1/5 SAW Bandpass Filter 254401B 3. Specifications Fo = 140 MHz Terminating source impedance : 50Ω and matching network Terminating load impedance : 50Ω and matching network Operating temperature range : -20℃ ~ +70℃ Minimum Typical Maximum MHz 139.75 140.0 140.25 dB - 24.5 26.0 3dB Bandwidth MHz 44 44.25 - 40dB Bandwidth MHz - 48.6 51 dB - 0.8 1.0 Group Delay Variation (Fo +/- 20 MHz) nsec - 50 120 Absolute Delay usec - 1.07 - Ultimate Rejection dB 50 55 - ppm/°C - -72 - Minimum Typical Maximum dB - 0.8 1 nsec - 50 120 Center Frequency Insertion Loss Amplitude Ripple (Fo +/- 20 MHz) Temperature Coefficient of Frequency Operating temperature range : +25℃ Amplitude Ripple (Fo +/- 20.5 MHz) Group Delay Variation (Fo +/- 20.5 MHz) 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 3) Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances 4) 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. 254401B Rev. Date 2004-03-22 Rev. NM3026-CS03 2/5 SAW Bandpass Filter 254401B 4. Matching Schematic ( Actual matching values may vary due to PCB layout and parasitics ) L1 Input 50Ω L3 Output 50Ω L2 L1 = 68 nH, L3 = 56 nH L2 = 270 nH 5. Marking Configuration ITF1) 04A0012) 254401B3) 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. 254401B Rev. Date 2004-03-22 Rev. NM3026-CS03 3/5 SAW Bandpass Filter 254401B 6. Typical Performance ( at +25℃ ) CH1 S 21 log MAG 10 dB/ 27 Oct 2003 14:55:01 1_: 0 REF -24.38 dB dB 0.000 000 MHz REF=1 PRm BW: 48.667 895 MHz 1 Cor cent: 139.986358 MHz Q: 2.8764 2 1_ loss: -24.377 dB 3 4 CH1 CENTER 140.000 000 MHz CH1 CH2 S 21 S 21 log MAG delay SPAN 120.000 000 MHz 1 dB/ 50 ns/ 27 Oct 2003 15:00:29 1_ 0 dB REF -23.94 dB 3_: 3.2278 ns REF 1.069 us 0.000 000 MHz PRm REF=1 BW: 44.231 179 MHz Cor cent: 140.026720 MHz Q: 3.1658 1 1_ loss: -24.287 dB 2 40.000 000 MHz 3 REF=2 PRm 2 3 Cor mean: 1.075 5 us s.dev: 3.0785 ns 4 p-p: 16.902 ns Smo 2 1 CENTER 140.000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 52.000 000 MHz Part No. 254401B Rev. Date 2004-03-22 Rev. NM3026-CS03 4/5 SAW Bandpass Filter 254401B CH1 CH2 S 21 S 21 log MAG log MAG 1 dB/ 1 dB/ 27 Oct 2003 15:00:09 REF -23.94 dB 1_: 0 dB 3_ .0619 dB REF -24.32 dB CH1 S 21 log MAG 27 Oct 2003 15:03:29 REF -24.36 dB 1_:-24.601 dB 10 dB/ 140.000 000 MHz 0.000 000 MHz PRm PRm REF=1 BW: 43.301 573 MHz Cor cent: 140.048988 MHz Q: 3.2343 1 1 1_ loss: -24.281 dB 2 3 4 40.000 000 MHz 3 REF=2 mean:-24.241 dB 2 PRm s.dev: .1038 dB Cor p-p: .5443 dB 2 1 CENTER 140.000 000 MHz CH1 CH2 PRm S 11 S 22 SWR SWR 10 / 10 / REF 3.876 REF 6.173 SPAN 52.000 000 MHz START 27 Oct 2003 15:02:27 1_: 3.8842 2_ 6.1755 CH1 CH2 S 11 S 22 1 U FS 1 U FS STOP 400.000 000 MHz 1_ 18.75 2_: 10.929 27 Oct 2003 15:02:38 -32.014 35.51 pF -29.025 39.166 pF 140.000 000 MHz 140.000 000 MHz 1 .010 000 MHz PRm Cor Cor 1 140.000 000 MHz PRm 140.000 000 MHz 2 2 PRm Cor Cor 1 2 CENTER 140.000 000 MHz SPAN 120.000 000 MHz CENTER 140.000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 SPAN 120.000 000 MHz Part No. 254401B Rev. Date 2004-03-22 Rev. NM3026-CS03 5/5