261806B ITF | Alldatasheet

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245 .0 MHz SAW Filter Project name 261806B Tel: 82-32-621-1213 2013. 04.01 I T F Co., Ltd. 102z901, Bucheon Technopark 364, SamjeongzDong, OjeongzGu, BucheonzCity, GyounggizDo, Korea 421z809 Fax: 82-32-621-1218 Rev 1.0 1. Features /circle6 Typical 1dB bandwidth of 18.5 MHz /circle6 High attenuation /circle6 Single Ended Operation /circle6 Dual Inzline Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25 ℃℃ ℃℃ Minimum Typical Maximum Center Frequency (fo) MHz z 245.0 z Insertion Loss dB z 27.0 28.5 1dB Bandwidth MHz 18.40 18.55 z 3dB Bandwidth MHz z 18.92 z 40dB Bandwidth MHz z 20.45 20.60 Amplitude Ripple (Fo ±9.0075MHz) dB z 0.65 1.2 Group Delay Variation (Fo ±9.0075MHz) nsec z 40 100 Absolute Delay usec z 2.26 z Ultimate Rejection dB 47 53 z Temperature Coefficient of Frequency ppm/ ℃ z z18 z Substrate Material z 112zLT Input Power : +10dBm L1 = L2 = 15nH, C1 = C2=30pF Pin Configuration Input 1 Ground 2,4 12.7±0.5 20.3±0.5 5.5max 6.0max 7.6±0.2 2.5±0.2 0.45±0.05 12.7±0.2 2.5±0.2 Dimensions shown are nominal in millimeters Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated Output 5 Others Ground ITF 13A001 261806B 245-18.5M 11 11 55 55 C2 C1 L2 L1 Input 50 Ω Output 50 Ω

245 .0 MHz SAW Filter Project name 261806B Tel: 82-32-621-1213 2013. 04.01 I T F Co., Ltd. 102z901, Bucheon Technopark 364, SamjeongzDong, OjeongzGu, BucheonzCity, GyounggizDo, Korea 421z809 Fax: 82-32-621-1218 Rev 1.0 3. Typical Performance ( at +25℃℃ ℃℃ ) 1dB Bandwidth & Ripple 40B Bandwidth 3dB Bandwidth & Group Delay Smith Chart Wide band Properties SWR(S11 & S22) CH1 S11 SWR 1 / REF 1.613 CENTER 245 . 000 000 MHz SPAN 60 . 000 000 MHz Cor CH2 S22 SWR 1 / REF 1.56 Cor

24 Sep 2012 22:42:02

1 : 1 . 6136 245 . 000 000 MHz 2 : 1 . 5576 245 . 000 000 MHz CH1 S21 LOG 10 dB/ REF -28.99 dB START . 010 000 MHz STOP 800 . 000 000 MHz

24 Sep 2012 22:43:35

1 : 0 . 0000 dB 0. 000 000 MHz REF=1 CH1 Markers 2 : -52 . 152 dB 245 . 000 MHz 3 : -55 . 414 dB 490 . 000 MHz CH1 S11 1 U FS Cor CH2 S22 1 U FS CENTER 245 . 000 000 MHz SPAN 60 . 000 000 MHz Cor

24 Sep 2012 22:42:11

1 : 46 . 924 23 . 150 15 . 039 nH 245 . 000 000 MHz 2 : 45 . 795 21 . 029 13 . 661 nH 245 . 000 000 MHz CH1 S21 LOG 1 dB/ REF -26.68 dB Cor CH2 S21 DEL 50 ns/ REF 2.236 us CENTER 245 . 000 000 MHz SPAN 22 . 000 000 MHz Cor Smo

24 Sep 2012 22:40:43

1 : 0 . 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW: 18 . 926593 MHz cent : 244 . 926262 MHz Q: 12 . 941 1_ loss : -26 . 880 dB 3 : -11 . 757 ns 18 . 015 000 MHz REF=2 CH2 Markers mean : 2 . 2628 us s . dev : 6. 4743 ns p-p : 33 . 222 ns CH1 S21 LOG 10 dB/ REF -26.91 dB CENTER 245 . 000 000 MHz SPAN 60 . 000 000 MHz C Hld

24 Sep 2012 22:38:09

1 : 0 . 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW: 20 . 452873 MHz cent : 244 . 907870 MHz Q: 11 . 974 1_ loss : -26 . 900 dB CH1 S21 LOG 1 dB/ REF -26.68 dB Cor CH2 S21 LOG 1 dB/ REF -27.12 dB CENTER 245 . 000 000 MHz SPAN 22 . 000 000 MHz Cor

24 Sep 2012 22:40:22

1 : 0 . 0000 dB 0. 000 000 MHz REF=1 CH1 Markers BW: 18 . 541409 MHz cent : 244 . 926957 MHz Q: 13 . 210 1_ loss : -26 . 925 dB 3 : - . 06230 dB 18 . 015 000 MHz REF=2 CH2 Markers mean : -26 . 942 dB s . dev : . 09670 dB p-p : . 43940 dB