140 MHz Bandpass Filter 8 MHz Bandwidth Part Number 851917 Data Sheet Typical Performance 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 Horizontal: MHz/Div 125 128 131 134 137 1403 143 146 149 152 155 Vertical: 10 dB/Div Parameter Center Frequency Specifications Unit Minimum MHz Insertion Loss at Fo 1 125 0 100 -1 75 -2 50 -3 25 -4 0 -5 -25 -6 -50 -7 -75 -8 -100 -9 -125 Horizontal: MHz/Div 135 136 137 138 139 1401 141 142 143 144 145 Vertical: 1 dB/Div Vertical: 25 nsec/Div Typical Maximum 139.8 140 140.2 dB - 23.6 25.5 1 dB Bandwidth MHz 7.3 7.63 - 3 dB Bandwidth MHz 8 8.18 - 40 dB Bandwidth MHz - 10.1 10.6 dB - 0.45 0.7 Phase Linearity deg - 3.5 7 Group Delay Variation nsec - 72 210 Absolute Delay Passband Variation µsec - 2.315 - Ultimate Rejection dB 50 65 - Substrate Material - - - °C YZ LiNbO3 - 25 - Ambient Temperture Package Outline Matching Configuration No Matching Required Nominal Source/Load Impedance = 50Ω Package Style I 11/24/99 Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061