279.9 MHz SAW Filter Project name 262906B 1. Features Typical 1dB bandwidth of 29.4 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Source and Load Impedance = 50Ω Room Temperature : +25℃ ℃ Minimum Typical Maximum MHz - 279.9 - dB - 31.5 33.0 1dB Bandwidth MHz 29.20 29.40 - 3dB Bandwidth MHz - 29.69 - 40dB Bandwidth MHz - 30.94 31.05 dB - 0.65 1.2 Group Delay Variation (Fo±14.45MHz) nsec - 50 100 Absolute Delay usec - 2.89 - dB 48 53 - dBm - - 10 ppm/℃ ℃ - -18 - Center Frequency (fo) Insertion Loss Amplitude Ripple (Fo±14.45MHz) Ultimate Rejection Maximum input Power Temperature Coefficient of Frequency 5.5max 6.0max 7.6±0.2 L1 Input 50Ω 1 5 L2 Output 50Ω C2 12.7±0.2 2.5±0.2 C1 0.45±0.05 ITF 13A001 262906B 279.9-29.4M 20.3±0.5 12.7±0.5 Matching Schematic 2.5±0.2 D2012 Package Dimension L1 = L2 = 12nH, C1 = C2 = 27pF 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] 2013. 03. 27 Rev 1.0 279.9 MHz SAW Filter Project name 262906B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 40dB Bandwidth 5 Jul 2012 17:35:13 1: 0. 0000 dB 0. 000 000 MHz 2:- . 18900 dB -28 . 900 000 MHz REF -31.14 dB REF -31.72 dB CH1 S21 LOG 10 dB/ 5 Jul 2012 17:32:33 1: 0. 0000 dB 0. 000 000 MHz REF -31.5 dB CH1 Markers REF=1 BW: 29. 409083 MHz cent : 280. 024736 MHz Cor CH1 Markers REF=1 BW: 30. 943198 MHz 1 C cent : 280. 026776 MHz Q: 9. 5217 2 Q: 9. 0497 1_loss : -31 . 520 dB 1_loss : -31 . 709 dB 1 2 3 4 2 3 CH2 Markers REF=3 mean:-31 . 404 dB Cor 3 4 s. dev : . 11150 dB p-p : . 66290 dB CENTER 279. 900 000 MHz SPAN 35. 000 000 MHz CENTER 279. 900 000 MHz 3dB Bandwidth & Group Delay CH1 S21 CH2 S21 LOG DEL 1 dB/ 50 ns/ 5 Jul 2012 17:35:29 1: 0. 0000 dB 0. 000 000 MHz 2:-17 . 949 ns -28 . 900 000 MHz REF -31.14 dB REF 2.92 us SPAN 100. 000 000 MHz 50dB Bandwidth CH1 S21 LOG 10 dB/ 5 Jul 2012 17:32:44 1: 0. 0000 dB 0. 000 000 MHz REF -31.5 dB CH1 Markers REF=1 BW: 29. 694839 MHz cent : 280. 027344 MHz Cor CH1 Markers REF=1 BW: 31. 179723 MHz 1 C cent : 280. 034242 MHz Q: 9. 4302 2 Q: 8. 9813 1_loss : -31 . 520 dB 1_loss : -31 . 709 dB 1 2 2 3 CH2 Markers REF=3 mean: 2. 4 8937 us s. dev : 7. 2283 ns Smo Cor 3 3 p-p : 38. 888 ns CENTER 279. 900 000 MHz SPAN 35. 000 000 MHz CENTER 279. 900 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ SPAN 100. 000 000 MHz SWR(S11 & S22) 5 Jul 2012 17:37:39 1: 0. 0000 dB 0. 000 000 MHz REF -33.91 dB 4 CH1 Markers REF=1 2:-54 . 241 dB 280. 000 MHz CH1 S11 CH2 S22 SWR SWR 10 / 10 / 5 Jul 2012 17:36:35 1: 1. 2813 280. 000 000 MHz 2: 1. 8283 279. 900 000 MHz REF 1.282 REF 1.828 Cor 3:-50 . 967 dB 560. 000 MHz 1 1 Cor 2 3 2 START . 010 000 MHz STOP1 200. 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 279. 900 000 MHz http://www.itf.co.kr SPAN 100. 000 000 MHz [email protected] 2013. 03. 27 Rev 1.0