250802B

250802B ITF | Alldatasheet

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Technical content

140.0 MHz SAW Filter

Tel: 82-32-621-1213 2011. 01. 24 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Fax: 82-32-621-1218 Rev 1.0 1. Features /circle6 Typical 1dB bandwidth of 8.05 MHz /circle6 High attenuation /circle6 Single Ended Operation /circle6 Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Operating Temperature : +25 ℃℃ ℃℃ Minimum Typical Maximum Center Frequency (fo) MHz - 140.0 - Insertion Loss dB - 31.0 33.5 1dB Bandwidth MHz 7.95 8.05 - 3dB Bandwidth MHz - 8.19 15.9 40dB Bandwidth MHz - 8.78 8.9 Amplitude Ripple (fo ± 3.875 MHz) dB - 0.55 1.0 Group Delay Variation (fo ± 3.875 MHz) nsec - 80 150 Absolute Delay usec - 4.68 4.7 Ultimate Rejection dB 45 50 - @Edge ± 400 kHz dB - 40 - @Edge ± 600 kHz dB - 55 - Out of band gain @Edge ± 1.0 MHz dB - 55 - Temperature Coefficient of Frequency ppm/ ℃℃ ℃℃ - -18 - Edge: 8.0MHz Pin Configuration Input 1 Ground 2,4 7.6±0.2 2.5±0.2 25.4±0.2 2.5±0.2 0.45±0.05 6.0max 5.5max 35.1±0.5 12.8±0.5 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 Input 50 Ω Output 50 Ω 27 nH 1 5 ITF 11A001 250802B 140-8.0M 22 nH 51 nH 51 nH

Tel: 82-32-621-1213 2011. 01. 24 I T F Co., Ltd. 102-901, Bucheon Technopark 364, Samjeong-Dong, Ojeong-Gu, Bucheon-City, Gyounggi-Do, Korea 421-809 Fax: 82-32-621-1218 Rev 1.0 3. Typical Performance ( at +25℃℃ ℃℃ ) 1dB Bandwidth & Ripple 3dB Bandwidth & Group Delay CH1 S21 LOG 1 dB/ REF -30.59 dB Cor CH2 S21 LOG 1 dB/ REF -31.12 dB CENTER140. 000 000 MHz SPAN 10. 000 000 MHz Cor

30 Nov 2009 00:18:31

1: 0. 0000 dB 0. 000 000 MHz REF=1CH1Markers BW : 8. 051777 MHz cent : 139. 976232 MHz Q : 17. 385 1_ loss : -31 . 012 dB 3:-. 16720 dB 7. 750 000 MHz REF=2CH2Markers mean :-30 . 840 dB s. dev: . 12190 dB p-p : . 54930 dB CH1 S21 LOG 1 dB/ REF -30.59 dB Cor CH2 S21 DEL 200 ns/ REF 4.639 us CENTER140. 000 000 MHz SPAN 10. 000 000 MHz Cor Smo

30 Nov 2009 00:18:52

1: 0. 0000 dB 0. 000 000 MHz REF=1CH1Markers BW : 8. 190206 MHz cent : 139. 977629 MHz Q : 17. 091 1_ loss : -31 . 034 dB 3:-36 . 774 ns 7. 750 000 MHz REF=2CH2Markers mean : 4. 6845 us s. dev: 15. 165 ns p-p : 77. 973 ns 40dB Bandwidth Out of band gain CH1 S21 LOG 10 dB/ REF -31.04 dB START 128. 500 000 MHz STOP 151. 500 000 MHz Cor

30 Nov 2009 00:16:34

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers BW : 8. 788399 MHz cent : 139. 972007 MHz Q : 15. 927 1_ loss : -31 . 038 dB CH1 S21 LOG 10 dB/ REF -31.04 dB Cor CH2 S21 LOG 10 dB/ REF -31.04 dB CENTER140. 000 000 MHz SPAN 23. 000 000 MHz Cor

30 Nov 2009 00:17:50

2: 0. 0000 dB 0. 000 000 MHz REF=2CH1Markers 3:-34 . 064 dB -400 . 000 kHz 4:-54 . 333 dB -600 . 000 kHz 5:-64 . 460 dB-1 . 00000 MHz 2: 0. 0000 dB 0. 000 000 MHz REF=2CH2Markers 3:-47 . 444 dB 400. 000 kHz 4:-51 . 690 dB 600. 000 kHz 5:-58 . 056 dB1. 00000 MHz Wide band Properties SWR(S11 & S22) CH1 S21 LOG 10 dB/ REF -31.86 dB START . 010 000 MHz STOP 500. 000 000 MHz

30 Nov 2009 00:19:55

1: 0. 0000 dB 0. 000 000 MHz REF=1 CH1Markers 2:-53 . 604 dB 140. 000 MHz 3:-64 . 898 dB 280. 000 MHz CH1 S11 SWR 1 / REF 1.781 Cor CH2 S22 SWR 1 / REF 2.797 CENTER140. 000 000 MHz SPAN 23. 000 000 MHz Cor

30 Nov 2009 00:19:22

1: 1. 7820 140. 000 000 MHz 2: 2. 7971 140. 000 000 MHz