140.0 MHz SAW Filter Part Number 251803B 1. Features Typical 1dB bandwidth of 17.8 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : -30℃ ℃ ~ +80℃ ℃ Minimum Typical Maximum MHz - 140.0 - dB - 30.5 32.0 1dB Bandwidth MHz 17.65 17.81 - 3dB Bandwidth MHz - 18.02 - 40dB Bandwidth MHz - 18.85 19.0 dB - 0.75 1.2 Group Delay Variation (fo ± 8.5 MHz) nsec - 40 80 Absolute Delay usec - 4.25 - dB 48 53 - ppm/℃ - -18 - Minimum Typical Maximum Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 8.5 MHz) Ultimate Rejection Temperature Coefficient of Frequency Input POWER : +10dBm Room Temperature : +25℃ ℃ Insertion Loss dB - 30.5 32.0 Amplitude Ripple (fo ± 8.64 MHz) dB - 0.75 1.2 nsec - 40 80 dBc 35 45 Group Delay Variation (fo ± 8.64 MHz) Relative Attenuation (Fo±8.5) ±1.0MHz 12.8±0.5 5.5max 6.0max Matching Schematic 7.6±0.2 2.5±0.2 D3512 Package Dimension 1 5 Output 50Ω L2 25.4±0.2 2.5±0.2 L1 0.45±0.05 ITF 13A001 251803B 140-17.8M 35.1±0.5 Input 50Ω L1 = 27nH, L2 = 22nH 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] 2013. 04. 26 Rev 1.0 140.0 MHz SAW Filter Part Number 251803B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple 40dB Bandwidth 4 Sep 2012 14:42:29 4 Sep 2012 14:47:41 CH2 CH4 S21 S21 LOG LOG 1 dB/ 1 dB/ 1 : 0 . 0000 3 : - . 02300 REF -29.89 dB REF -30.65 dB dB dB 0 . 000 17 . 280 000 000 MHz MHz CH1 S21 LOG 10 dB/ REF -30.95 dB 1 : 0 . 0000 dB 0 . 000 000 MHz * CH2 Markers REF=1 17 . 814788 MHz BW: : 140 . 062571 MHz CH1 Markers REF=1 18 . 847738 MHz BW: 1 cent Cor cent Q: 7 . 8622 : 140 . 060394 MHz 2 Q: 7 . 4312 1_ loss : -30 . 527 dB 1_ loss : -30 . 945 dB 1 2 Hld 3 4 3 2 CH4 Cor mean : -30 Markers REF=2 . 402 dB s . dev : . 13840 dB p-p : . 76430 dB 3 4 Cor 2 4 CENTER 140 . 000 000 MHz SPAN 20 . 000 000 CENTER MHz 140 . 000 000 3dB Bandwidth & Group Delay MHz SPAN S21 S21 LOG DEL 1 dB/ 100 ns/ REF -29.89 dB REF 4.258 us 1 : 0 . 0000 3 : 6 . 0118 dB ns 000 MHz 50dB Bandwidth 4 Sep 2012 14:48:10 CH2 CH4 60 . 000 4 Sep 2012 14:43:42 0 . 000 17 . 280 000 000 MHz MHz CH1 CH3 S21 S21 LOG LOG 10 dB/ 10 dB/ REF -30.95 dB REF -30.95 dB 2 : 0 . 0000 2 : 0 . 0000 dB dB 0 . 000 0 . 000 000 000 MHz MHz * CH2 Markers REF=1 18 . 004440 MHz BW: cent : 140 . 065380 MHz CH1 Markers REF=2 1 : - . 52920 dB 8 . 50000 MHz 2 Cor 2 3 : -58 Q: 7 . 7795 . 938 -1 . 00000 dB MHz 1 1_ loss : -30 . 550 dB C2 1 2 Hld Hld 3 CH4 2 Cor mean 3 Smo Markers REF=2 : 4 . 2556 us s . dev 4 : 7 . 7440 ns p-p : 47 . 149 ns CH3 Markers REF=2 1 : - . 27640 dB -8 . 50000 MHz 3 3 : -42 . 859 dB 1 . 00000 MHz Cor 3 2 4 CENTER 140 . 000 000 MHz SPAN 20 . 000 000 MHz CENTER 140 . 000 000 Wide band Properties MHz SPAN S21 LOG 10 dB/ REF -33.28 dB 1 : -33 . 181 dB 000 MHz SWR(S11 & S22) 4 Sep 2012 14:51:10 CH1 60 . 000 4 Sep 2012 14:44:39 140 . 000 000 MHz CH1 CH3 S11 S22 SWR SWR 1 / 1 / REF 1.935 REF 2.26 1 : 1 . 9349 2 : 2 . 2605 140 . 000 140 . 000 000 000 MHz MHz * MARKER 1 140 MHz Cor 1 C2 1 Hld Hld 2 START . 010 000 MHz STOP 500 . 000 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 000 MHz Tel: 82-32-621-1213 Fax: 82-32-621-1218 CENTER 140 . 000 000 MHz http://www.itf.co.kr SPAN [email protected] 60 . 000 000 MHz 2013. 04. 26 Rev 1.0