70 MHz Low-Loss Filter 500 kHz Bandwidth Part Number 854651 Data Sheet Typical Performance 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 kHz/Div 67.5 68 68.5 Horizontal: 69 69.5 70500 70.5 71 71.5 72 72.5 Vertical: 10 dB/Div Parameter 1 25 0 20 -1 15 -2 10 -3 5 -4 0 -5 -5 -6 -10 -7 -15 -8 -20 -9 -25 Horizontal: kHz/Div 69.5 69.669.769.8 69.9 70100 70.170.270.3 70.4 70.5 Vertical: 1 dB/Div Vertical: 5 deg/Div Specifications Unit Minimum Center Frequency MHz 69.95 Typical Maximum 70 70.05 dB - 7.6 8 1 dB Bandwidth MHz 0.35 0.37 - 3 dB Bandwidth MHz 0.5 0.55 - 35 dB Bandwidth MHz - 1.28 1.4 Passband Ripple dB - 0.7 1 Phase Linearity (60% of 3 dB Bandwidth) deg - 5.2 6.75 Group Delay Variation (60% of 3 dB Bandwidth) nsec - 330 500 Absolute Delay µsec - 2 - - - Quartz - ppm - °C ∆F/F=-[(T-T0)/5.4]2 - 25 Insertion Loss at Fo Substrate Material Temperature Coefficient Ambient Temperature Package Outline - Matching Configuration Ω Ω L1 = 470nH, L2 = 560nH C1 = 68pF, C2 = 47pF Source/Load Impedance = 50 Ω Package Style SMP-75 Sawtek Inc. Telephone: (407) 886-8860 11/24/99 Fax: (407) 886-7061