TRF3702
www.ti.com
SLWS149A – SEPTEMBER 2004 – REVISED AUGUST 2006
TYPICAL CHARACTERISTICS (continued)
CARRIER SUPPRESSION
vs
VCM
CARRIER SUPPRESSION
vs
SUPPLY VOLTAGE
90
80
Optimization
80
70
Optimization
Point
70
60
Point
60
50
50
40
40
30
30
20
10
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
20
10
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
0
Optimized at 3.7 V
0
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
70
60
VCM ? V
Figure 18.
CARRIER SUPPRESSION
vs
LOCAL OSCILLATOR INPUT POWER
Optimization
Point
G043
70
60
V CC ? Supply Voltage ? V
Figure 19.
SIDEBAND SUPPRESSION
vs
FREQUENCY
Optimization
Point
G044
50
40
30
20
50
40
10
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
P OUT = 0 dBm
T A = 25 ° C
f LO = 1842 MHz
0
Optimized at 0 dBm
30
Optimized at 1842 MHz
?12
?9
?6
?3
0
3
6
9
12
1780
1800
1820
1840
1860
1880
1900
1920
P LO ? Local Oscillator Input Power ? dBm
G018
f LO ? Frequency ? MHz
G045
12
Figure 20.
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Figure 21.
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