255.0 MHz SAW Filter Project name 262907B 1. Features Typical 1dB bandwidth of 29.4 MHz High attenuation Single Ended Operation Dual In-line Package (DIP) 2. Electrical Specifications Operating Temperature : -10℃ ℃ ~ +60℃ ℃ Center Frequency (fo) Insertion Loss 1dB Bandwidth 3dB Bandwidth 40dB Bandwidth Amplitude Ripple (fo ± 14.22 MHz) Group Delay Variation (fo ± 14.22 MHz) Absolute Delay Ultimate Rejection Maximum input Power Temperature Coefficient of Frequency Minimum MHz dB MHz MHz MHz dB nsec usec dB dBm ppm/℃ ℃ Room Temperature : +25℃ ℃ Insertion Loss Amplitude Ripple (fo ± 14.38 MHz) Group Delay Variation (fo ± 14.38 MHz) - 255.0 - - 31.0 32.5 29.30 29.45 - - 29.77 - - 31.18 31.30 - 0.5 1.2 - 35 70 - 2.68 - 50 53 - - - 10 - -18 - Minimum Typical Maximum - 31.0 32.5 - 0.5 1.2 - 35 70 dB dB nsec 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 262907B 255-29.4M 20.3±0.5 5.5max 6.0max Matching Schematic 2.5±0.2 D2012 Package Dimension 12.7±0.5 Source and Load Impedance = 50Ω Typical Maximum L1 = L2 = 18nH, C1 = 27pF, C2 = 22pF 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 1.0 255.0 MHz SAW Filter Project name 262907B 3. Typical Performance ( at +25℃ ℃) 1dB Bandwidth & Ripple(Fo ± 14.38 MHz) CH1 S21 CH2 S21 LOG LOG 1 dB/ 1 dB/ 8 Jan 2012 21:57:12 1: 0. 0000 dB 0. 000 000 MHz 3: - . 00720 dB 28. 760 000 MHz REF -30.61 dB REF -31.04 dB BW: CH1 Markers REF=1 29. 457792 MHz cent : 255 . 002863 MHz Cor 40dB Bandwidth CH1 S21 LOG 10 dB/ 8 Jan 2012 21:52:53 1: 0. 0000 dB 0. 000 000 MHz REF -30.8 dB * BW: 1 Cor cent : 254 . 994455 MHz Q: 8. 6565 2 Q: 8. 1761 1_loss : -30 . 788 dB 1 CH1 Markers REF=1 31. 187855 MHz 1_loss : -30 . 864 dB 2 3 4 3 2 CH2 Markers REF=2 mean:-30 . 789 dB Cor 3 4 s. dev : . 09660 dB p-p : . 50110 dB CENTER 255 . 000 000 MHz SPAN 36. 000 000 MHz CENTER 255 . 000 000 MHz 3dB Bandwidth & Group Delay(Fo ± 14.38 MHz) CH1 S21 CH2 S21 LOG DEL 1 dB/ 50 ns/ 8 Jan 2012 21:58:07 1: 0. 0000 dB 0. 000 000 MHz 3: -9 . 0613 ns 28. 760 000 MHz REF -30.61 dB REF 2.668 us BW: CH1 Markers REF=1 29. 778901 MHz cent : 255 . 004521 MHz Cor SPAN 100 . 000 000 MHz 50dB Bandwidth CH1 S21 LOG 10 dB/ 8 Jan 2012 21:53:06 1: 0. 0000 dB 0. 000 000 MHz REF -30.8 dB * BW: 1 Cor cent : 254 . 994981 MHz Q: 8. 5633 2 Q: 8. 1375 1_loss : -30 . 788 dB 1 CH1 Markers REF=1 31. 335711 MHz 1_loss : -30 . 864 dB 2 3 2 Smo Cor CH2 Markers REF=2 mean:42. 6884 us 3 s. dev : 5. 9559 ns 3 p-p : 31. 026 ns CENTER 255 . 000 000 MHz SPAN 36. 000 000 MHz CENTER 255 . 000 000 MHz Wide band Properties CH1 S21 LOG 10 dB/ REF -32.48 dB 4 SPAN 100 . 000 000 MHz SWR(S11 & S22) 8 Jan 2012 22:07:04 1: 0. 0000 dB 0. 000 000 MHz CH1 Markers REF=1 2: -57 . 896 dB 255 . 000 MHz CH1 S11 CH2 S22 SWR SWR 10 / 10 / 8 Jan 2012 21:59:28 1: 1. 1893 255 . 000 000 MHz 2: 2. 9204 255 . 000 000 MHz REF 1.189 REF 2.914 Cor 3: -58 . 087 dB 510 . 000 MHz 1 1 Cor 2 3 2 START . 010 000 MHz STOP 800 . 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 255 . 000 000 MHz http://www.itf.co.kr SPAN 100 . 000 000 MHz [email protected] 2013. 03. 27 Rev 1.0