70 MHz Bandpass Filter 3 MHz Bandwidth Part Number 854656 Data Sheet Typical Performance 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 Horizontal: 55 58 61 64 67 703 MHz/Div 73 76 79 82 85 Vertical: 10 dB/Div Parameter Center Frequency 1 20 0 16 -1 12 -2 8 -3 4 -4 0 -5 -4 -6 -8 -7 -12 -8 -16 -9 -20 kHz/Div 67.5 68 68.5 Horizontal: 69 69.5 70500 70.5 71 71.5 72 72.5 Vertical: 1 dB/Div Vertical: 4 deg/Div Specifications Unit Minimum MHz Typical Maximum 69.85 70 70.15 dB - 6.95 7.5 1 dB Bandwidth MHz 2.3 2.6 - 3 dB Bandwidth MHz 3 3.5 - 35 dB Bandwidth MHz - 6.9 7.5 Passband Ripple dB - 0.65 1 Phase Linearity (70% of 3dB Bandwidth) deg - 3 5 Group Delay Variation (70% of 3dB Bandwidth) nsec - 115 175 Absolute Delay sec - 0.94 - - - YZ LiNbO3 - ppm/C - -94 - C - 25 - Insertion Loss at Fo Substrate Material Temperature Coefficient Ambient Temperature Package Outline Matching Configuration L1 = 220nH, L2 = 82nH Nominal Source/Load Impedance = 50 Package Style SMP-53 11/24/99 Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061