High-Linearity, 815MHz to 1000MHz Upconversion/
Downconversion Mixer with LO Buffer/Switch
Typical Operating Characteristics (continued)
(Typical Application Circuit, C5 = 3.3pF, L1 and C4 not used, V CC = +5.0V, P LO = 0dBm, P RF = 0dBm, f LO < f RF , f IF = 90MHz, unless
otherwise noted.)
Downconverter Curves
2RF - 2LO RESPONSE vs. RF FREQUENCY
2RF - 2LO RESPONSE vs. RF FREQUENCY
2RF - 2LO RESPONSE vs. RF FREQUENCY
75
P RF = 0dBm
75
P RF = 0dBm
75
P RF = 0dBm
70
T C = -40 ° C, +25 ° C, +85 ° C
70
P LO = -3dBm
70
V CC = 5.0V
V CC = 4.75V
65
60
65
60
P LO = +3dBm
65
60
V CC = 5.25V
55
50
45
55
50
45
P LO = 0dBm
55
50
45
800
850
900
950
1000
800
850
900
950
1000
800
850
900
950
1000
RF FREQUENCY (MHz)
3RF - 3LO RESPONSE vs. RF FREQUENCY
RF FREQUENCY (MHz)
3RF - 3LO RESPONSE vs. RF FREQUENCY
RF FREQUENCY (MHz)
3RF - 3LO RESPONSE vs. RF FREQUENCY
100
90
T C = +25 ° C
P RF = 0dBm
100
90
P RF = 0dBm
100
90
V CC = 5.25V
P RF = 0dBm
80
T C = +85 ° C
80
P LO = -3dBm, 0dBm, +3dBm
80
V CC = 5.0V
70
T C = -40 ° C
70
70
V CC = 4.75V
60
60
60
800
850
900
950
1000
800
850
900
950
1000
800
850
900
950
1000
31
RF FREQUENCY (MHz)
INPUT P 1dB vs. RF FREQUENCY
T C = +25 ° C
31
RF FREQUENCY (MHz)
INPUT P 1dB vs. RF FREQUENCY
31
RF FREQUENCY (MHz)
INPUT P 1dB vs. RF FREQUENCY
V CC = 5.0V
29
27
T C = -40 ° C
29
27
P LO = -3dBm, 0dBm, +3dBm
29
27
V CC = 5.25V
V CC = 4.75V
25
23
T C = +85 ° C
25
23
25
23
800
850
900
950
1000
800
850
900
950
1000
800
850
900
950
1000
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
6
_______________________________________________________________________________________
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