305.0 MHz SAW Filter Part Number260954B 1. Features Typical 1dB bandwidth of 9.4 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 - 305.0 - dB - 26.2 28.0 1dB Bandwidth 3dB Bandwidth MHz MHz 9.3 9.44 - - 9.75 - 40dB Bandwidth MHz - 11.25 11.45 dB - 0.64 1.2 Group Delay Variation (fo ± 4.51 MHz) nsec - 122 250 Absolute Delay usec - 1.62 - dB 40 45 - ppm/℃2 - -0.03 - Center Frequency (fo) Insertion Loss Amplitude Ripple (fo ± 4.51 MHz) Ultimate Rejection Temperature Coefficient of Frequency S1365 Package Dimension Matching Schematic 11 13.30±0.2 8 ITF 12A001 260954B 。305-9.4M 12 1 2 3 5 7.62±0.1 7 4 7 8 9 10 11 6 6 L2 Input 50Ω L3 Output 50Ω 1.50±0.1 5 5 2.54±0.1 11 9 1.61±0.2 6.50±0.2 10 12 4 3 2 2.54±0.1 L1 L4 1 0.80±0.1 L1 = 33nH, L2 = 22nH L3 = 39nH, L4 = 56nH Dimensions shown are nominal in millimeters Pin Configuration 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] 2013. 03. 28 Rev 1.0 305.0 MHz SAW Filter Part Number260954B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH2 S21 CH4 S21 LOG LOG 40dB Bandwidth 22 Mar 2012 05:06:11 1: 0. 0000 dB 0. 000 000 MHz 3: . 02790 dB 9. 020 000 MHz 1 dB/ REF -26.24 dB 1 dB/ REF -26.27 dB BW: CH1 S21 LOG 22 Mar 2012 05:04:27 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -26.27 dB CH2 Markers REF=1 9. 448424 MHz cent : 305. 009728 MHz CH1 Markers REF=1 BW: 11. 253581 MHz 1 Cor cent : 305. 027991 MHz Q: 32. 282 2 Q: 27. 105 1_loss : -26 . 245 dB 1 1_loss : -26 . 263 dB 2 3 4 3 Cor CH4 Markers REF=2 mean:-26 . 117 dB 1 2 Smo 3 4 s. dev : . 13620 dB p-p : . 64130 dB Cor CENTER 305. 000 000 MHz SPAN 11. 000 000 MHz 4 2 CENTER 305. 000 000 MHz 3dB Bandwidth & Group Delay CH2 S21 CH4 S21 LOG DEL Smith Chart ( S11 & S22 ) 22 Mar 2012 05:06:27 1: 0. 0000 dB 0. 000 000 MHz 3: 23. 166 ns 9. 020 000 MHz 1 dB/ REF -26.24 dB 1 us/ REF 2.029 us BW: SPAN 30. 000 000 MHz CH1 S11 CH3 S22 1 U FS 1 U FS -96 . 172 8. 3662 1: 46. 297 2: 31. 282 22 Mar 2012 05:05:08 5. 4259 pF 305. 000 000 MHz 4. 3657 nH 305. 000 000 MHz CH2 Markers REF=1 9. 756711 MHz cent : 305. 021240 MHz Cor Q: 31. 263 1_loss : -26 . 229 dB 1 Cor 2 2 3 CH4 Markers 4 4 REF=2 mean: 1. 6276 us 3 Cor 1 2 Smo s. dev : 16. 890 ns 1 p-p : 122. 00 ns Cor CENTER 305. 000 000 MHz SPAN 11. 000 000 MHz 2 CENTER 305. 000 000 MHz Wide band Properties CH1 S21 LOG SWR(S11 & S22) 22 Mar 2012 05:08:05 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -28.7 dB CH1 Markers REF=1 2:-45 . 265 dB 192. 000 MHz 1 SPAN 30. 000 000 MHz CH1 S11 CH3 S22 SWR SWR 1 / 1 / 22 Mar 2012 05:05:26 1: 5. 8298 305. 000 000 MHz 2: 1. 6700 305. 000 000 MHz REF 5.854 REF 1.67 Cor 1 Cor 2 2 START . 010 000 MHz STOP1 000. 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 305. 000 000 MHz http://www.itf.co.kr SPAN 30. 000 000 MHz [email protected] 2013. 03. 28 Rev 1.0