144.0 MHz SAW Filter Part Number 252157B 1. Features Typical 1dB bandwidth of 21.4 MHz High attenuation Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 144.0 - dB - 23.5 25.0 1dB Bandwidth MHz 21.2 21.4 - 3dB Bandwidth MHz - 21.9 - 40dB Bandwidth MHz - 23.8 24.0 dB - 0.5 1.0 Group Delay Variation (fo ± 10.6 MHz) nsec - 30 80 Absolute Delay usec - 1.53 - dB 50 52 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 10.6 MHz) Ultimate Rejection ppm/℃ ℃ Temperature Coefficient of Frequency -72 S1365 Package Dimension Matching Network Configuration 5 11 13.30±0.2 9 8 11 7 8 9 10 11 6 6 L1 Input 50Ω 7.62±0.1 7 L2 C1 Output 50Ω C2 1.50±0.1 5 1 2 3 4 5 2.54±0.1 12 1.61±0.2 6.50±0.2 10 12 4 3 2 2.54±0.1 1 0.80±0.1 L1 = 27nH, L2 = 33nH, C1 = 18pF, C2 = 16pF 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] 2015. 02. 26 Rev 1.0 144.0 MHz SAW Filter Part Number 252157B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 40dB Bandwidth 7 Sep 2010 10:40:30 1: 0. 0000 dB 0. 000 000 MHz 3: . 06960 dB 20. 600 000 MHz 1 dB/ REF -22.9 dB 1 dB/ REF -23.45 dB CH1 S21 LOG 7 Sep 2010 10:39:41 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -23.19 dB CH1Markers REF=1 BW: 21. 435226 MHz cent : 144. 016675 MHz Cor CH1Markers REF=1 BW: 23. 845558 MHz 1 Cor cent : 143. 991950 MHz Q: 6. 7187 2 Q: 6. 0385 1_loss : -23 . 094 dB 1 1_loss : -23 . 170 dB 2 3 4 3 2 CH2Markers REF=2 mean:-23 . 116 dB Cor 3 4 s. dev: . 10440 dB p-p : . 48320 dB CENTER144. 000 000 MHz SPAN 26. 000 000 MHz START 99. 000 000 MHz 3dB Bandwidth & Group Delay CH1 S21 CH2 S21 LOG DEL 7 Sep 2010 10:40:43 1: 0. 0000 dB 0. 000 000 MHz 3: 3. 7110 ns 20. 600 000 MHz 1 dB/ REF -22.9 dB 100 ns/ REF 1.513 us STOP 189. 000 000 MHz Smith Chart(S11 & S22) CH1 S11 CH2 S22 1 U FS 1 U FS 1: 6. 1348 2: 8. 4360 -12 . 842 -12 . 488 7 Sep 2010 10:41:32 86. 066 pF 144. 000 000 MHz 88. 502 pF 144. 000 000 MHz CH1Markers REF=1 BW: 21. 909000 MHz cent : 144. 008815 MHz Cor Cor Q: 6. 5730 1_loss : -23 . 094 dB 1 2 3 Smo CH2Markers REF=2 mean: 41. 5337 us 2 3 Cor 1 Cor 2 s. dev: 4. 1793 ns p-p : 22. 888 ns CENTER144. 000 000 MHz SPAN 26. 000 000 MHz CENTER144. 000 000 MHz Wideband Properties CH1 S21 LOG SWR(S11 & S22) 7 Sep 2010 10:42:02 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -24.31 dB SPAN 90. 000 000 MHz CH1Markers REF=1 2:-61 . 984 dB 144. 000 MHz MARKER 1-1 0 Hz CH1 S11 CH2 S22 SWR SWR 10 / 10 / 7 Sep 2010 10:41:22 1: 8. 7041 144. 000 000 MHz 2: 6. 3096 144. 000 000 MHz REF 8.703 REF 6.305 Cor 3:-60 . 016 dB 288. 000 MHz 1 1 Cor 3 2 START . 010 000 MHz 2 STOP 500. 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 CENTER144. 000 000 MHz http://www.itf.co.kr SPAN 90. 000 000 MHz [email protected] 2015. 02. 26 Rev 1.0