74.76 MHz SAW Filter Part Number 231502B 1. Features Typical 1dB bandwidth of 15.5 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 - 74.76 - dB - 24.0 25.5 1dB Bandwidth MHz 15.40 15.54 - 3dB Bandwidth MHz - 15.85 - 20dB Bandwidth MHz - 16.72 16.90 40dB Bandwidth MHz - 17.1 - dB - 0.4 1.0 Group Delay Variation (fo ± 7.25 MHz) nsec - 30 80 Absolute Delay usec - 2.30 - dB 50 55 - ppm/℃ - -72 - Minimum Typical Maximum Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 7.25 MHz) Ultimate Rejection Temperature Coefficient of Frequency Room Temperature : +25℃ ℃ Insertion Loss dB - 24.0 25.5 Amplitude Ripple (fo ± 7.55 MHz) dB - 0.4 1.0 nsec - 30 80 Group Delay Variation (fo ± 7.55 MHz) Maximum Input Power : +10dBm 5.5max 6.0max 5 1 Input 50Ω Output 50Ω L1 L2 12.7±0.2 2.5±0.2 7.6±0.2 0.45±0.05 ITF 13A001 231502B 74.76-15.5M 20.3±0.5 12.7±0.5 Matching Schematic 2.5±0.2 D2012 Package Dimension L1 = L2 = 150nH Dimensions shown are nominal in millimeters Pin Configuration 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. 01 Rev 1.0 74.76 MHz SAW Filter Part Number 231502B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 40dB Bandwidth 17 May 2012 14:39:34 1: 0. 0000 dB 0. 000 000 MHz 3:- . 06190 dB 15. 100 000 MHz REF -23.49 dB REF -23.87 dB CH1 S21 LOG 10 dB/ 17 May 2012 15:15:05 1: 0. 0000 dB 0. 000 000 MHz REF -23.74 dB CH1 Markers REF=1 BW: 15. 545701 MHz cent : Cor 74. 759787 MHz CH1 Markers REF=1 BW: 17. 102094 MHz 1 C cent : Q: 4. 8090 2 74. 774028 MHz Q: 4. 3722 1_loss : -23 . 684 dB 1 1_loss : -23 . 747 dB 2 3 4 3 2 1 CH2 Markers REF=2 mean:-23 . 658 dB Cor 3 4 s. dev : . 08150 dB p-p : . 40310 dB CENTER 74. 760 000 MHz SPAN 20. 000 000 MHz CENTER 74. 760 000 MHz 3dB Bandwidth & Group Delay CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 17 May 2012 14:40:08 1: 0. 0000 dB 0. 000 000 MHz 3:-11 . 902 ns 15. 100 000 MHz REF -23.49 dB REF 2.367 us SPAN 55. 000 000 MHz 20dB Bandwidth CH1 S21 LOG 10 dB/ 17 May 2012 15:15:44 1: 0. 0000 dB 0. 000 000 MHz REF -23.74 dB CH1 Markers REF=1 BW: 15. 852374 MHz cent : Cor 74. 762157 MHz CH1 Markers REF=1 BW: 16. 727113 MHz 1 C cent : Q: 4. 7161 2 74. 773001 MHz Q: 4. 4702 1_loss : -23 . 689 dB 1 1_loss : -23 . 747 dB 2 3 4 3 Cor 1 2 Smo CH2 Markers REF=2 4 2. 3013 us mean: 3 s. dev : 5. 3265 ns p-p : 26. 932 ns CENTER 74. 760 000 MHz SPAN 20. 000 000 MHz CENTER 74. 760 000 MHz Wideband Properties CH1 S21 LOG 10 dB/ SWR(S11 & S22) 17 May 2012 14:43:37 1: 0. 0000 dB 0. 000 000 MHz REF -25.36 dB SPAN 55. 000 000 MHz CH1 Markers REF=1 2:-54 . 789 dB 74. 7600 MHz CH1 S11 CH2 S22 SWR SWR 10 / 10 / 17 May 2012 14:41:43 1: 6. 4473 74. 760 000 MHz 2: 7. 3838 74. 760 000 MHz REF 6.462 REF 7.375 Cor 3:-32 . 920 dB 149. 520 MHz 1 1 3 Cor 2 2 START . 010 000 MHz STOP 300. 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 CENTER 74. 760 000 MHz http://www.itf.co.kr SPAN 55. 000 000 MHz [email protected] 2013. 04. 01 Rev 1.0