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The IFDMLIM series FM demodulators have excellent IF-to-
baseband characteristics in their respective operating bands.
These demodulators receive FM modulated carriers at different
center frequencies and recover the baseband information with
high fidelity. The application of these demodulators are in satel-
lite communications and test equipment.
FEATURES
• Excellent IF-to-baseband characteristics
• Excellent baseband frequency response
• Wide deviations
HIGH-PERFORMANCE WIDE BANDWIDTH AND WIDE
DEVIATION FM DEMODULATOR MODULE
IFDMLIM SERIES
PEAK-TO-PEAK LINEAR PARABOLIC TOTAL
MODEL DEVIATION LINEARITY GROUP DELAY GROUP DELAY GROUP DELAY
NUMBER * (MHz) (±%) (ns/MHz) (ns/MHz2 ) (ns)
IFDMLIM-21.4-6-1.5-I/O 6 1.5 - - 4
IFDMLIM-21.4-8-2.0-I/O 8 2 - - 5
IFDMLIM-21.4-10-2.5-I/O 10 2.5 - - 5
IFDMLIM-30-8-1.2-I/O 8 1.2 - - 4
IFDMLIM-30-10-1.5-I/O 10 1.5 - - 4.5
IFDMLIM-30-15-2.0-I/O 15 2 - - 5
IFDMLIM-70-10-0.5-I/O 10 0.5 0.04 0.01 -
IFDMLIM-70-20-0.75-I/O 20 0.75 0.05 0.04 -
IFDMLIM-70-30-1.5-I/O 30 1.5 0.03 0.007 -
IFDMLIM-70-30-1.0-I/O 30 1 0.025 0.006 -
IFDMLIM-70-36-1.25-I/O 36 1.25 0.03 0.006 -
IFDMLIM-70-36-1.0-I/O 36 1 0.03 0.006 -
IFDMLIM-70-40-1.25-I/O 40 1.25 0.04 0.006 -
IFDMLIM-140-20-0.75-I/O 20 0.75 0.05 0.04 -
IFDMLIM-140-30-0.75-I/O 30 0.75 0.025 0.006 -
IFDMLIM-140-36-1.25-I/O 36 1.25 0.03 0.006 -
IFDMLIM-140-40-1.25-I/O 40 1.25 0.04 0.006 -
IFDMLIM-140-50-1.5-I/O 50 1.5 0.04 0.006 -
IFDMLIM-160-20-0.75-I/O 20 0.75 0.05 0.04 -
IFDMLIM-160-30-0.75-I/O 30 0.75 0.025 0.006 -
IFDMLIM-160-36-1.25-I/O 36 1.25 0.03 0.006 -
IFDMLIM-160-40-1.25-I/O 40 1.25 0.04 0.006 -
IFDMLIM-160-50-1.5-I/O 50 1.5 0.04 0.006 -
IFDMLIM-160-60-1.8-I/O 60 1.8 0.04 0.006 -
* I = Input impedance; O = Output impedance.
For impedance of 75 ohms, I or O = 7; for impedance of 50 ohms, I or O = 5.
70 MHz FM DEMODULATORS
140 MHz FM DEMODULATORS
160 MHz FM DEMODULATORS
21.4 MHz FM DEMODULATORS
30 MHz FM DEMODULATORS