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T81251B Datasheet(PDF) 1 Page - Integrated Technology Future |
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T81251B Datasheet(HTML) 1 Page - Integrated Technology Future |
1 / 2 page 812.5 MHz SAW Filter Part Number T81251B Tel: 82-32-621-1213 2013. 03. 29 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 http://www.itf.co.kr sales@itf.co.kr Rev 1.0 1. Features Typical 1dB bandwidth of 7.6 MHz High attenuation Single Ended Operation Surface Mounted Package (SMD) 2. Electrical Specifications Source and Load Impedance = 50 Room Temperature : +25℃ ℃ ℃ ℃ Minimum Typical Maximum Center Frequency (fo) MHz - 812.5 - Insertion Loss dB - 22.5 24.5 1dB Bandwidth MHz - 7.6 - 3dB Bandwidth MHz 7.7 8.05 - 40dB Bandwidth MHz - 10.2 10.4 Amplitude Ripple (fo ± 3.5 MHz) dB - 0.7 1.5 Group Delay Variation (fo ± 3.5 MHz) nsec - 75 150 Absolute Delay usec - 1.6 - Ultimate Rejection dB 40 45 - Temperature Coefficient of Frequency ppm/℃ ℃ ℃ ℃2 -0.03 S1365 Package Dimension Matching Network Configuration Pin Configuration Input 11 Ground 6, 12 12 11 10 9 8 7 6 5 4 3 2 1 0.80±0.1 1.50±0.1 2.54±0.1 7.62±0.1 13.30±0.2 1 2 3 4 10 9 8 7 5 6 11 12 Dimensions shown are nominal in millimeters Body : Al2O3 Lid : Kovar, Ni Plated Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating Output 5 Others Ground ITF RSOC01 T81251B 。 。 。 。812.5-7.6M Input 50Ω Output 50Ω 11 5 2.7nH 2.2nH 5pF 7pF |
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