70 MHz Bandpass Filter 12 MHz Bandwidth Part Number 851842 Data Sheet Typical Performance 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 MHz/Div 57.5 60 62.5 Horizontal: 65 67.5 702.572.5 75 77.5 80 82.5 Vertical: 14.5 dB/Div Parameter Center Frequency Specifications Unit Minimum MHz Insertion Loss at fo 1 75 0 60 -1 45 -2 30 -3 15 -4 0 -5 -15 -6 -30 -7 -45 -8 -60 -9 -75 Horizontal: 1.471.472.874.2 MHz/Div 63 64.465.867.2 68.6 70 75.6 77 Vertical: 1 dB/Div Vertical: 10 nsec/Div 69.8 Typical Maximum 70 70.2 dB - 23.5 25 1 dB Bandwidth MHz 11.6 11.83 - 3 dB Bandwidth MHz 12 12.51 - 40 dB Bandwidth MHz - 15.14 15.4 dB - 0.31 0.6 Phase Linearity deg - 2.4 4 Group Delay Variation nsec - 45 60 Absolute Delay Passband Variation sec - 1.88 - Ultimate Rejection dB 55 60 - Substrate Material - - - C 128 LiNbO3 - 25 - Ambient Temperature Package Outline Matching Configuration No Matching Required Nominal Source/Load Impedance = 50 Package Style I 11/17/99 Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061