140.0 MHz SAW Filter Part Number 252302B 1. Features Typical 2dB bandwidth of 23.8 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25℃ ℃ Center Frequency (fo) Insertion Loss Minimum Typical Maximum MHz - 140.0 - dB - 26.0 27.5 23.88 24.0 2dB Bandwidth MHz 25dB Bandwidth MHz - 24.64 24.8 40dB Bandwidth MHz - 24.86 - dB - 0.5 1.0 Group Delay Variation (fo ± 11.65 MHz) nsec - 50 80 Absolute Delay usec - 2.98 - dB 50 55 - ppm/℃ ℃ - -84 - Amplitude Ripple (fo ± 11.65 MHz) Ultimate Rejection Temperature Coefficient of Frequency 12.8±0.5 5.5max 6.0max Matching Schematic 7.6±0.2 2.5±0.2 D3512 Package Dimension 1 5 47pF 33nH 13pF Output 50Ω 25.4±0.2 2.5±0.2 0.45±0.05 ITF 11A001 252302B 140-23.8M 35.1±0.5 56nH Input 50Ω Pin Configuration Dimensions shown are nominal in millimeters Base : Fe(SPCC), Au plating over Ni plated Cap : Cu & Cr Alloy, Ni Plated Termination : Kovar, Au Plated 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 1 Ground 2,4 Output 5 Others Ground http://www.itf.co.kr [email protected] 2011. 01. 24 Rev 1.0 140.0 MHz SAW Filter Part Number 252302B 3. Typical Performance ( at +25℃ ℃) 2dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 3dB Bandwidth & Group Delay 24 Jun 2009 06:10:10 1: 0. 0000 dB 0. 000 000 MHz 3:- . 00640 dB 23. 300 000 MHz 1 dB/ REF -25.58 dB 1 dB/ REF -26 dB CH1 S21 CH2 S21 LOG DEL 24 Jun 2009 06:10:43 1: 0. 0000 dB 0. 000 000 MHz 3:-5 . 9767 ns 23. 300 000 MHz 1 dB/ REF -25.58 dB 100 ns/ REF 2.956 us CH1 Markers REF=1 BW: 23. 882642 MHz cent : 140. 063273 MHz Cor CH1 Markers REF=1 BW: 23. 968564 MHz cent : 140. 064710 MHz Cor Q: 5. 8646 Q: 5. 8437 1_loss : -25 . 820 dB 1_loss : -25 . 840 dB 1 1 2 2 3 3 2 3 4 CH2 Markers REF=2 mean:-25 . 762 dB Cor CENTER 140. 000 000 MHz Smo Cor 2 CH2 Markers REF=2 mean:42. 9892 us 3 s. dev : . 09940 dB s. dev : 8. 4032 ns p-p : . 49570 dB p-p : 48. 828 ns SPAN 29. 000 000 MHz CENTER 140. 000 000 MHz 25dB Bandwidth CH1 S21 LOG 40dB Bandwidth 24 Jun 2009 06:11:40 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -26.19 dB SPAN 29. 000 000 MHz CH1 S21 LOG CH1 Markers REF=1 BW: 24. 641375 MHz 1 Cor 24 Jun 2009 06:11:50 1: 0. 0000 dB 0. 000 000 MHz 10 dB/ REF -26.19 dB CH1 Markers REF=1 BW: 24. 869876 MHz 1 Cor cent : 140. 054486 MHz 2 cent : 140. 052899 MHz 2 Q: 5. 6837 Q: 5. 6314 1_loss : -26 . 060 dB Hld 1_loss : -26 . 060 dB Hld 3 4 3 CENTER 140. 000 000 MHz SPAN 80. 000 000 MHz CENTER 140. 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ REF -25.46 dB 4 SPAN 80. 000 000 MHz SWR(S11 & S22) 24 Jun 2009 06:14:32 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers REF=1 2:-60 . 720 dB 140. 000 MHz CH1 S11 CH2 S22 SWR SWR 5 / 5 / 24 Jun 2009 06:12:37 1: 5. 2595 140. 000 000 MHz 2: 4. 3865 140. 000 000 MHz REF 5.251 REF 4.392 Cor 3:-56 . 126 dB 280. 000 MHz 1 1 Cor 2 3 2 START . 010 000 MHz STOP 450. 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 140. 000 000 MHz http://www.itf.co.kr SPAN 80. 000 000 MHz [email protected] 2011. 01. 24 Rev 1.0