TRF3701_07 Datasheet, PDF (14/31 Pages) Texas Instruments – 0.14 GHz to 1.5 GHz QUADRATURE MODULATOR

TRF3701
SLWS145D – FEBRUARY 2003 – REVISED AUGUST 2006
TYPICAL CHARACTERISTICS (continued)
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SIDEBAND SUPPRESSION
vs
VCM
70
25°C
60
–40°C
50
40
30
85°C
Optimization
Point
20
10 ^POUT ^{= 0 dBm}
f_LO = 942.5 MHz
Optimized at 3.7 V
0
3.0
3.5
4.0
VCM − V
Figure 29.
THIRD LSB
vs
VCM
0
P_OUT = 0 dBm
f_LO = 942.5 MHz
−10
−20
−30
–40°C
4.5
G029
SECOND USB
vs
VCM
−30
−40
–40°C
25°C
−50
−60
85°C
−70
−80
P_OUT = 0 dBm
f_LO = 942.5 MHz
−90
3.0
3.5
4.0
VCM − V
Figure 30.
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
200
f_LO = 942.5 MHz
180
85°C
160
25°C
4.5
G030
−40
−50
−60
−70
3.0
85°C
25°C
3.5
4.0
VCM − V
Figure 31.
140
120
4.5
G031
100
4.0
–40°C
4.5
5.0
5.5
V_CC − Supply Voltage − V
Figure 32.
6.0
G032
14
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