76.8 MHz SAW Filter Part Number 231658B 1. Features Typical 1dB bandwidth of 15.7 MHz Low-Loss Filter Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : -20℃ ~ +70℃ Minimum Typical Maximum MHz - 76.8 - dB - 11.3 13.5 1dB Bandwidth MHz 15.2 15.7 - 3dB Bandwidth MHz - 16.4 - 5dB Bandwidth MHz - 16.8 17.0 40dB Bandwidth MHz - 19.3 19.8 dB - 0.5 1.0 Group Delay Variation (fo ± 7.2 MHz) nsec - 70 120 Absolute Delay usec - 1.03 - dB 40 47 - ppm/℃ - -86 - Minimum Typical Maximum Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 7.2 MHz) Ultimate Rejection Temperature Coefficient of Frequency Room Temperature : +25℃ Insertion Loss dB - 11.3 13.0 Amplitude Ripple (fo ± 7.5 MHz) dB - 0.5 1.0 nsec - 70 120 Group Delay Variation (fo ± 7.5 MHz) S1365 Package Dimension 13.30±0.2 8 7.62±0.1 7 ITF 12A001 231658B . 76.8-15.7M 11 12 1 2 3 7 9 8 10 360pF 11 6 6 1.50±0.1 5 5 4 2.54±0.1 9 1.61±0.2 6.50±0.2 10 Matching Schematic C1 Input 50Ω 68nH 11 5 L2 Output 50Ω 12 4 3 2 2.54±0.1 L1 1 C2 100nH 120pF 0.80±0.1 Pin Configuration Dimensions shown are nominal in millimeters Body : Al2O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating 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 11 Ground 6, 12 Output 5 Others Ground http://www.itf.co.kr [email protected] 2012. 03. 16 Rev 1.0 76.8 MHz SAW Filter Part Number 231658B 3. Typical Performance ( at +25℃ ) 1dB Bandwidth & Ripple CH2 CH4 S21 S21 LOG LOG 1 dB/ 1 dB/ 3dB Bandwidth & Group Delay 30 Jan 2012 18:00:31 1: 0. 0000 dB 0. 000 000 MHz 3: - . 29630 dB 15 . 000 000 MHz REF -11.1 dB REF -11.1 dB BW: cent : CH2 CH4 S21 S21 LOG DEL 1 dB/ 150 ns/ 30 Jan 2012 18:00:09 1: 0. 0000 dB 0. 000 000 MHz 3: -46 . 196 ns 15 . 000 000 MHz REF -11.1 dB REF 973 ns CH2 Markers REF=1MHz 15 . 702466 76 . 748316 BW: MHz cent : CH2 Markers REF=1MHz 16 . 405761 76 . 765409 Q: 4. 8877 1_loss : -11 . 271 dB 1_loss : -11 . 276 dB 1 1 2 2 3 4 3 2 3 2 PRm PRm CH4 Markers mean : -11 REF=2 . 247 dB s. dev : . 07180 dB p-p : . 54270 dB Cor CH4 Markers mean 4: 1. REF=2 0301 us 3 s. dev : 10 . 998 ns Smo p-p : 69 . 924 ns Cor CENTER 76 . 800 000 MHz SPAN 20 . 000 000 MHz 2 4 CENTER 76 . 800 000 MHz 5dB Bandwidth & 40dB Bandwidth CH1 CH3 MHz Q: 4. 6792 S21 S21 LOG LOG 10 dB/ 10 dB/ PRm BW: cent : 1 2 4 CH1 S11 CH3 S22 CH1 Markers REF=1MHz 16 . 807640 76 . 803550 1 U FS 1 U FS 1: 59. 219 2: 26. 511 -56 . 619 -1 . 8428 30 Jan 2012 18:01:03 36. 601 pF 76. 800 000 MHz 1. 1246 nF 76. 800 000 MHz PRm MHz Q: 4. 5696 22 1_loss : -11 . 290 dB 3 Cor 20 . 000 000 MHz Smith Chart(S11 & S22) 30 Jan 2012 17:59:44 1: 0. 0000 dB 0. 000 000 MHz 1: 0. 0000 dB 0. 000 000 MHz REF -11.1 dB REF -11.1 dB SPAN 4 Cor 2 4 3 BW: cent : CH3 Markers REF=1MHz 19 . 114855 76 . 963767 1 MHz Q: 4. 0264 1_loss : -11 . 290 dB CENTER 76 . 800 000 MHz SPAN 60 . 000 000 MHz CENTER 76. 800 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ SWR(S11 & S22) 30 Jan 2012 18:02:53 1: 0. 0000 dB 0. 000 000 MHz REF -11.1 dB 1 CH1 Markers REF=1 2: -60 . 223 dB 76 . 8000 MHz PRm SPAN 60. 000 000 MHz CH1 CH3 S11 S22 SWR SWR 10 / 10 / 30 Jan 2012 18:01:37 1: 2. 7455 76 . 800 000 MHz 2: 1. 8892 76 . 800 000 MHz REF 0 REF 0 PRm 3: -48 . 326 dB 130 . 600 MHz 4: -51 . 699 dB 153 . 600 MHz 5: -56 . 131 dB 176 . 700 MHz 3 Cor 1 4 5 2 START . 010 000 MHz 2 STOP 400 . 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 76 . 800 000 MHz http://www.itf.co.kr SPAN [email protected] 60 . 000 000 MHz 2012. 03. 16 Rev 1.0