70 MHz Bandpass Filter 1 MHz Bandwidth Part Number 851544 Data Sheet Typical Performance Parameter Typical Maximum 69.93 70 70.07 dB - 21.5 24 1 dB Bandwidth MHz 0.9 1.06 - 3 dB Bandwidth MHz 1 1.26 - 40 dB Bandwidth MHz - 2.11 2.3 dB - 0.29 0.5 Phase Linearity deg - 2 4 Group Delay Variation nsec - 80 150 Absolute Delay Insertion Lossat fo Passband Variation µsec - 3.6 - Ultimate Rejection dB 50 60 - Substrate Material - - Quartz - °C - 25 - Ambient Temperature Package Outline 70.8 70.64 200 160 120 80 40 0 -40 -80 -120 -160 -200 70.48 70.32 70.16 70 69.84 Horizontal: 160 kHz/Div Vertical: 1 dB/Div Vertical: 40 nsec/Div 69.68 69.52 69.36 Specifications Unit Minimum MHz Center Frequency 1 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 69.2 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 Horizontal: kHz/Div 68 68.4 68.8 69.2 69.6 70400 70.4 70.8 71.2 71.6 72 Vertical: 10 dB/Div Matching Configuration L1=309nH, L2 = 248nH Nominal Values Measured at 70 MHz Nominal Source/Load Impedance = 50Ω Package Style O 11/17/99 Sawtek Inc. Telephone: (407) 886-8860 Fax: (407) 886-7061