CXA3225N
Reception frequency vs. Noise figure
(untuned input, asymmetrical output, DSB display)
20
fIF=38MHz
15
VHF (High)
VHF (Low)
10
UHF
5
I/O characteristics (untuned input, asymmetrical output)
20
0
–20
fRF=100MHz (VHF)
fRF=500MHz (UHF)
fIF is both f=38MHz
–40
0
0 100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
–60
–60
–40
–20
0
RF input level [dBm]
I/O characteristics (untuned input, symmetrical output)
40
20
0
fRF=100MHz (VHF)
fRF=500MHz (UHF)
fIF is both f=38MHz
–20
–40
–60
–40
–20
0
RF input level [dBm]
Supply voltage fluctuation of oscillation frequency
400
VCC+5%
300
VCC–5%
(VCC=5V)
200
VHF (Low) VHF (High)
100
0
UHF
–100
–200
–300
–400
0
100 200 300 400 500 600 700 800 900
Oscillation frequency [MHz]
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