145.0 MHz SAW Filter Part Number 252606B 1. Features Typical 1dB bandwidth of 25.9 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 - 27.0 29.0 1dB Bandwidth MHz 25.8 25.92 - 3dB Bandwidth MHz - 26.4 - 40dB Bandwidth MHz - 28.52 28.7 dB - 0.5 1.0 Group Delay Variation (fo ± 12.6 MHz) nsec - 25 60 Absolute Delay usec - 2.88 - dB 50 55 - ppm/℃ ℃ - -18 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 12.6 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 82nH 1 5 100nH 82nH 82nH Output 50Ω 12.7±0.2 2.5±0.2 0.45±0.05 ITF 10A001 252606B 145-26.0M 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 252606B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 12 Apr 2009 17:16:11 1: 0. 0000 dB 0. 000 000 MHz 3:- . 17920 dB 25. 200 000 MHz REF -26.98 dB REF -27.23 dB CH1 Markers BW: 25. 922330 MHz Cor CH1 S21 CH2 S21 LOG DEL 1 dB/ 50 ns/ 12 Apr 2009 17:16:26 1: 0. 0000 dB 0. 000 000 MHz 3: 6. 4651 ns 25. 200 000 MHz REF -26.98 dB REF 2.874 us CH1 Markers REF=1 BW: 26. 408220 MHz Cor cent : 144. 995309 MHz Q: 5. 5935 1 Q: 5. 4907 1 1_loss : -27 . 042 dB 1_loss : -26 . 998 dB 2 2 3 4 3 3 2 Smo Cor 32 Cor CH2 Markers CENTER 145. 000 000 MHz 4 CH2 Markers REF=2 mean: -27 . 073 dB mean: 2. 8809 us s. dev : . 07870 dB s. dev : 4. 4619 ns p-p : . 46530 dB p-p : 22. 842 ns SPAN 33. 000 000 MHz CENTER 145. 000 000 MHz 40dB Bandwidth CH1 S21 LOG 10 dB/ 12 Apr 2009 17:15:21 1: 0. 0000 dB 0. 000 000 MHz REF -27.09 dB REF=2 SPAN 33. 000 000 MHz 50dB Bandwidth * CH1 S21 LOG 10 dB/ 12 Apr 2009 17:15:27 1: 0. 0000 dB 0. 000 000 MHz REF -27.09 dB * CH1 Markers 1 Cor BW: 28. 520582 MHz CH1 Markers REF=1 1 Cor cent : 144. 997368 MHz 2 2 BW: 28. 754435 MHz REF=1 cent : 145. 015685 MHz Q: 5. 0840 Q: 5. 0432 1_loss : -27 . 379 dB 1_loss : -27 . 379 dB Hld Hld 4 3 3 CENTER 145. 000 000 MHz SPAN 75. 000 000 MHz LOG 10 dB/ SPAN 75. 000 000 MHz SWR(S11 & S22) 12 Apr 2009 17:17:41 1: 0. 0000 dB 0. 000 000 MHz REF -27.18 dB 4 CENTER 145. 000 000 MHz Wide band Properties CH1 S21 REF=1 cent : 144. 998893 MHz CH1 Markers 2:-66 . 865 dB 145. 000 MHz CH1 S11 CH2 S22 SWR SWR 5 / 5 / 12 Apr 2009 17:17:15 1: 2. 9033 145. 000 000 MHz 2: 2. 5535 145. 000 000 MHz REF 2.902 REF 2.558 REF=1 Cor 3:-76 . 966 dB 290. 000 MHz 1 1 Cor START . 010 000 MHz 2 STOP 500. 000 000 MHz 3 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 75. 000 000 MHz [email protected] 2010. 04. 05 Rev 1.0