TRF3702
www.ti.com
SLWS149A – SEPTEMBER 2004 – REVISED AUGUST 2006
TYPICAL CHARACTERISTICS (continued)
80
SIDEBAND SUPPRESSION
vs
VCM
70
SIDEBAND SUPPRESSION
vs
SUPPLY VOLTAGE
70
60
50
40
30
20
10
Optimization
Point
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
65
60
55
50
45
40
35
Optimization
Point
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
0
Optimized at 3.7 V
30
Optimized at 5 V
3.0
3.5
4.0
4.5
4.4
4.6
4.8
5.0
5.2
5.4
5.6
80
VCM ? V
Figure 22.
SIDEBAND SUPPRESSION
vs
LOCAL OSCILLATOR INPUT POWER
G050
80
V CC ? Supply Voltage ? V
Figure 23.
CARRIER SUPPRESSION
vs
FREQUENCY
G051
70
60
Optimization
Point
75
70
65
Optimization
Point
60
50
55
40
50
45
30
40
20
35
10
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
30
25
P OUT = 0 dBm
T A = 25 ° C
f LO = 2.1 GHz
0
Optimized at 0 dBm
20
Optimized at 2.1 GHz
?12
?9
?6
?3
0
3
6
9
12
2040
2060
2080
2100
2120
2140
2160
2180
P LO ? Local Oscillator Input Power ? dBm
G049
f LO ? Frequency ? MHz
G054
Figure 24.
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Figure 25.
13
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