145.0 MHz SAW Filter Part Number 251602B 1. Features Typical 1dB bandwidth of 15.9 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 145.0 - dB - 25.0 27.0 1dB Bandwidth MHz 15.7 15.88 - 3dB Bandwidth MHz - 16.25 - 40dB Bandwidth MHz - 17.87 18.0 dB - 0.45 1.0 Group Delay Variation (fo ± 7.68 MHz) nsec - 30 80 Absolute Delay usec - 2.55 - dB 50 55 - ppm/℃ ℃ - -18 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 7.68 MHz) Ultimate Rejection Temperature Coefficient of Frequency 12.7±0.5 5.5max 6.0max Matching Schematic 7.6±0.2 2.5±0.2 D2012 Package Dimension 33nH 1 5 56nH 33nH 56nH Output 50Ω 12.7±0.2 2.5±0.2 0.45±0.05 ITF 10A001 251602B 145-15.9M 20.3±0.5 Input 50Ω Pin Configuration 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 Tel: 82-32-621-1213 Fax: 82-32-621-1218 Input 1 Ground 2,4 Output 5 Others Ground http://www.itf.co.kr [email protected] 2010. 04. 05 Rev 1.0 145.0 MHz SAW Filter Part Number 251602B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 15 Apr 2009 02:46:56 1: 0. 0000 dB 0. 000 000 MHz 3: . 04550 dB 15. 360 000 MHz REF -24.75 dB REF -24.23 dB CH1 Markers BW: 15. 881134 MHz Cor CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 15 Apr 2009 02:47:09 1: 0. 0000 dB 0. 000 000 MHz 3: 3. 1737 ns 15. 360 000 MHz REF -24.75 dB REF 2.535 us CH1 Markers REF=1 BW: 16. 247883 MHz Cor cent : 145. 001839 MHz Q: 9. 1304 Q: 8. 9240 1_loss : -24 . 989 dB 1 REF=1 cent : 144. 996928 MHz 1 2 1_loss : -24 . 981 dB 2 3 4 3 3 2 Smo Cor 2 Cor CH2 Markers CENTER 145. 000 000 MHz 3 4 CH2 Markers REF=2 mean: -24 . 983 dB mean: 2. 5526 us s. dev : . 09510 dB s. dev : 5. 2754 ns p-p : . 42890 dB p-p : 27. 771 ns SPAN 20. 000 000 MHz CENTER 145. 000 000 MHz 40dB Bandwidth CH1 S21 LOG 10 dB/ SPAN 20. 000 000 MHz 50dB Bandwidth 15 Apr 2009 02:45:51 1: 0. 0000 dB 0. 000 000 MHz REF -24.97 dB * CH1 S21 LOG 10 dB/ 15 Apr 2009 02:45:56 1: 0. 0000 dB 0. 000 000 MHz REF -24.97 dB * CH1 Markers 1 BW: 17. 867672 MHz Cor CH1 Markers REF=1 1 BW: 18. 023573 MHz 2 cent : 144. 944533 MHz Cor cent : 144. 964052 MHz 2 Q: 8. 1132 REF=1 Q: 8. 0419 1_loss : -24 . 981 dB 1_loss : -24 . 981 dB Hld Hld 3 4 3 CENTER 145. 000 000 MHz SPAN 48. 000 000 MHz LOG 10 dB/ SPAN 48. 000 000 MHz SWR(S11 & S22) 15 Apr 2009 02:50:27 1: 0. 0000 dB 0. 000 000 MHz REF -24.26 dB 4 CENTER 145. 000 000 MHz Wide band Properties CH1 S21 REF=2 CH1 Markers 2:-64 . 689 dB 145. 000 MHz CH1 S11 CH2 S22 SWR SWR 2 / 2 / 15 Apr 2009 02:47:38 1: 3. 8169 145. 000 000 MHz 2: 3. 3289 145. 000 000 MHz REF 3.809 REF 3.328 REF=1 Cor 3:-65 . 399 dB 290. 000 MHz 1 1 Cor 2 START . 010 000 MHz 3 STOP 500. 000 000 MHz I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Tel: 82-32-621-1213 Fax: 82-32-621-1218 2 CENTER 145. 000 000 MHz http://www.itf.co.kr SPAN 48. 000 000 MHz [email protected] 2010. 04. 05 Rev 1.0