CXA3125N Просмотр технического описания (PDF) - Sony Semiconductor
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CXA3125N Datasheet PDF : 13 Pages
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CXA3125N
Example of Representative Characteristics
Supply voltage vs. Circuit current
(for asymmetrical output)
54
44
34
4
: VHF
: UHF
5
6
VCC - Supply voltage [V]
Reception frequency vs. Noise figure
(untuned input, for asymmetrical output, DSB display)
15
VHF
10
UHF
fIF=45MHz
5
Reception frequency vs. Conversion gain
(for asymmetrical output)
40
30
UHF
25
VHF
fIF=45MHz
20
15
10
5
0
100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
Reception frequency vs. +B drift
400
200
0
–200
0
100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
–400
0
200
400
600
800
Reception frequency [MHz]
1000
Reception frequency vs. Next adjacent cross modulation
(untuned input, for asymmetrical output)
I/O characteristics (untuned input, for asymmetrical output)
20
120
0
100
80
60
40
20
0
fIF=45MHz 100kHz 30% AM
fUD=fD+12MHz
fUD=fD–12MHz
–20
–40
100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
–60
–60
—10—
fRF=100MHz (VHF)
fRF=450MHz (UHF)
fIF is both f=45 MHz.
–40
–20
0
RF input level [dBm]
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