112.5 MHz SAW Filter Part Number 252657B 1. Features Typical 1dB bandwidth of 25.6 MHz Low-Loss Filter Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 112.5 - dB - 14.0 16.0 1dB Bandwidth MHz 25.2 25.6 - 3dB Bandwidth MHz - 26.5 - 40dB Bandwidth MHz - 30.6 31.0 dB - 0.6 1.5 Group Delay Variation (fo ± 12.5 MHz) nsec - 65 100 Absolute Delay usec - 0.87 - dB 40 46 - ppm/℃ ℃ - -86 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 12.5 MHz) Ultimate Rejection Temperature Coefficient of Frequency S1365 Package Dimension 13.30±0.2 12 8 7.62±0.1 7 ITF 10A001 252657B . 112.5-25.6M 1 2 3 4 7 8 9 39nH 10 6 6 11 1.50±0.1 5 5 2.54±0.1 11 9 1.61±0.2 6.50±0.2 10 Matching Schematic L1 Input 50Ω 130pF 11 5 C2 Output 50Ω 12 4 3 2 2.54±0.1 C1 1 100pF L2 47nH 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] 2011. 10. 24 Rev 1.0 112.5 MHz SAW Filter Part Number 252657B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH2 S21 CH4 S21 LOG LOG 40dB Bandwidth 1 Dec 2010 15:26:18 1: 0. 0000 dB 0. 000 000 MHz 3:- . 23920 dB 25. 000 000 MHz 1 dB/ REF -13.7 dB 1 dB/ REF -13.7 dB CH1 S21 CH2Markers REF=1 BW: 25. 556339 MHz LOG 1 Dec 2010 15:25:09 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -13.7 dB CH1Markers REF=1 BW: 30. 594670 MHz PRm 1 cent : 112. 491894 MHz cent : 112. 893822 MHz Q: 4. 4017 Q: 3. 6900 2 1_loss : -13 . 803 dB 1_loss : -13 . 819 dB 1 Cor 2 3 4 3 2 PRm CH4Markers mean:-13REF=2 . 860 dB 3 4 s. dev : . 06990 dB p-p : . 48800 dB Cor CENTER112. 500 000 MHz SPAN 32. 000 000 MHz 2 4 CENTER112. 500 000 MHz 3dB Bandwidth & Group Delay CH2 S21 CH4 S21 LOG DEL Wide band Properties 1 Dec 2010 15:25:57 1: 0. 0000 dB 0. 000 000 MHz 3:-54 . 049 ns 25. 000 000 MHz 1 dB/ REF -13.7 dB 150 ns/ REF 984 ns SPAN 100. 000 000 MHz CH1 S21 CH2Markers REF=1 BW: 26. 452348 MHz LOG 1 Dec 2010 15:28:31 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -13.7 dB CH1Markers REF=1 2:-66 . 764 dB 112. 500 MHz PRm 1 cent : 112. 558080 MHz 3:-59 . 027 dB 225. 000 MHz Q: 4. 2551 1_loss : -13 . 797 dB 4:-74 . 467 dB 337. 500 MHz 1 5:-74 . 596 dB 450. 000 MHz 2 4 3 PRm 2 CH4Markers REF=2 mean:4871. 81 ns 3 s. dev : 7. 6696 ns Smo p-p : 63. 944 ns Cor 3 2 CENTER112. 500 000 MHz SPAN 32. 000 000 MHz 2 Smith Chart(S11 & S22) CH1 S11 CH3 S22 1 U FS 1 U FS 1: 14. 565 2: 41. 488 -1 . 7744 -33 . 816 4 5 STOP 600. 000 000 MHz START . 010 000 MHz SWR(S11 & S22) 1 Dec 2010 15:27:15 797. 28 pF 112. 500 000 MHz 41. 835 pF 112. 500 000 MHz CH1 S11 CH3 S22 PRm PRm Cor Cor SWR SWR 10 / 10 / 1 Dec 2010 15:27:40 1: 3. 4393 112. 500 000 MHz 2: 2. 1139 112. 500 000 MHz REF 0 REF 0 1 2 1 2 CENTER112. 500 000 MHz SPAN 100. 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 CENTER112. 500 000 MHz http://www.itf.co.kr SPAN 100. 000 000 MHz [email protected] 2011. 10. 24 Rev 1.0