70 MHz Low-Loss Filter 2 MHz Bandwidth Part Number 854654 Data Sheet Typical Performance 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 Horizontal: 65 66 67 68 69 701 MHz/Div 71 72 73 74 75 Vertical: 10 dB/Div Parameter Center Frequency 1 50 0 40 -1 30 -2 20 -3 10 -4 0 -5 -10 -6 -20 -7 -30 -8 -40 -9 -50 Horizontal: kHz/Div 68.5 68.869.169.4 69.7 70300 70.370.670.9 71.2 71.5 Vertical: 1 dB/Div Vertical: 10 degrees/Div Specifications Unit Minimum MHz Typical Maximum 69.92 70 70.08 dB - 7.85 8.25 1 dB Bandwidth MHz 1.3 1.7 - 3 dB Bandwidth MHz 2 2.1 - 40 dB Bandwidth MHz - 3.85 4.25 Passband Ripple dB - 0.6 1 Phase Linearity (70% of3 dB Bandwidth) deg - 5 8 Group Delay Variation (70% of3 dB Bandwidth) nsec - 250 340 Absolute Delay µsec - 2.19 - - - LiTaO3 - ppm/°C - -23 - °C - 25 - Insertion Loss at Fo Substrate Material Temperature Coefficient Ambient Temperature Package Outline Matching Configuration Ω Ω L1 = 150 nH, L2 = 150 nH C1 = 56 pf , C2 = 56 pf Nominal Source/Load Impedance = 50Ω Package Style SMP-75 Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061 6/2/00