74.76 MHz SAW Filter Part Number 231601B 1. Features Typical 1dB bandwidth of 15.6 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Minimum Typical Maximum Operating Temperature : -30℃ ℃ ~ +85℃ ℃ Center Frequency (fo) MHz Insertion Loss dB 1dB Bandwidth MHz 3dB Bandwidth MHz 40dB Bandwidth MHz dB Amplitude Ripple (Fo±7.24MHz) nsec Group Delay Variation (Fo±7.24MHz) Absolute Delay usec Ultimate Rejection dB Temperature Coefficient of Frequency ppm/℃ ℃ Room Temperature : +25℃ ℃ Insertion Loss Amplitude Ripple (Fo±7.55MHz) Group Delay Variation (Fo±7.55MHz) 15.50 50 - 74.76 20.5 15.62 16.0 17.71 0.5 40 1.95 55 -72 22.0 17.85 1.0 80 - Minimum Typical Maximum - 20.5 0.5 40 22.0 1.0 80 dB dB nsec 5.5max 6.0max 7.6±0.2 L1 Input 50Ω 5 1 L2 Output 50Ω C2 12.7±0.2 2.5±0.2 C1 0.45±0.05 ITF 13A001 231601B 74.76-15.6M 20.3±0.5 12.7±0.5 Matching Schematic 2.5±0.2 D2012 Package Dimension L1 = 100nH, L2 = 120nH, C1 = C2 = 10pF 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. 03. 07 Rev 1.0 74.76 MHz SAW Filter Part Number 231601B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 40dB Bandwidth 15 May 2012 16:03:39 1: 0. 0000 dB 0. 000 000 MHz 3:- . 12260 dB 15. 100 000 MHz REF -20.34 dB REF -20.72 dB CH1 S21 LOG 10 dB/ 15 May 2012 16:02:13 1: 0. 0000 dB 0. 000 000 MHz REF -20.5 dB CH1 Markers REF=1 BW: 15. 627053 MHz cent : Cor 74. 686399 MHz CH1 Markers REF=1 BW: 17. 718377 MHz 1 Cor cent : Q: 4. 7793 2 74. 673050 MHz Q: 4. 2144 1_loss : -20 . 507 dB 1 1_loss : -20 . 532 dB 2 3 4 3 2 CH2 Markers REF=2 mean:-20 . 474 dB Cor 3 4 s. dev : . 08850 dB p-p : . 49830 dB CENTER 74. 760 000 MHz CENTER 74. 760 000 MHz SPAN 20. 000 000 MHz 3dB Bandwidth & Group Delay CH1 S21 CH2 S21 LOG DEL 1 dB/ 100 ns/ 15 May 2012 16:03:57 1: 0. 0000 dB 0. 000 000 MHz 3:-5 . 7985 ns 15. 100 000 MHz REF -20.34 dB REF 2.019 us SPAN 55. 000 000 MHz 50dB Bandwidth CH1 S21 LOG 10 dB/ 15 May 2012 16:02:22 1: 0. 0000 dB 0. 000 000 MHz REF -20.5 dB CH1 Markers REF=1 BW: 16. 025190 MHz cent : Cor 74. 677446 MHz CH1 Markers REF=1 BW: 17. 888933 MHz 1 Cor cent : Q: 4. 6600 2 74. 664013 MHz Q: 4. 1738 1_loss : -20 . 507 dB 1 1_loss : -20 . 532 dB 2 3 2 Smo Cor CH2 Markers REF=2 4 1. 9565 us mean: 3 s. dev : 6. 5625 ns 3 4 p-p : 40. 207 ns CENTER 74. 760 000 MHz SPAN 20. 000 000 MHz CENTER 74. 760 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ REF -21.99 dB SPAN 55. 000 000 MHz SWR(S11 & S22) 15 May 2012 16:11:56 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers REF=1 2:-60 . 243 dB 74. 7600 MHz CH1 S11 CH2 S22 SWR SWR 10 / 10 / 15 May 2012 16:10:32 1: 5. 3980 75. 000 000 MHz 1: 5. 2284 75. 000 000 MHz REF 5.475 REF 5.238 Cor 3:-61 . 122 dB 149. 520 MHz 1 1 Cor 2 START . 010 000 MHz 1 3 STOP 250. 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. 670 000 MHz http://www.itf.co.kr SPAN 55. 000 000 MHz [email protected] 2013. 03. 07 Rev 1.0