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4-49
RF2381
Rev A1 010511
4
TDMA ACP versus POUT over Temperature,
PIN=-9 dBm, f=1880 MHz, VCC=2.8 V
-37
-35
-33
-31
-29
-27
-25
-50
-40
-30
-20
-10
0
10
20
POUT (dBm)
+25°C
-30°C
+85°C
TDMA AltCP versus POUT over Temperature,
PIN=-9 dBm, f=1880 MHz, VCC=2.8 V
-70
-65
-60
-55
-50
-45
-40
-50
-40
-30
-20
-10
0
10
20
POUT (dBm)
+25°C
-30°C
+85°C
Note: Below POUT=-35 dBm,
test equipment noise floor inhibits
accurate AltCP measurement
Supply Current versus Gain-Control Voltage over
Temperature, PIN=-9 dBm, F=1880 MHz, VCC=2.8 V
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
0.00
0.50
1.00
1.50
2.00
2.50
VGC (V)
Icc,mA, +25°C
Icc,mA, -30°C
Icc,mA, +85°C
Gain versus Gain-Control Voltage over Temperature,
PIN=-9 dBm, F-1880 MHz, VCC=2.8 V
-50.00
-40.00
-30.00
-20.00
-10.00
0.00
10.00
20.00
30.00
0.00
0.50
1.00
1.50
2.00
2.50
VGC (V)
+25°C
-30°C
+85°C
W-CDMAACPRversus VGC
at Various Output Powers
-60
-55
-50
-45
-40
-35
0.8
1
1.2
1.4
1.6
1.8
2
VGC (V)
Pout=+2dBm
Pout=+3dBm
Pout=+4dBm
Pout=+6dBm
Pout=+8dBm
Note: Below VGC=~1.1V,
test equipment noise floor inhibits
accurate ACP measurement
NF versus VGC
(RF Freq. 1950MHz, VCC=2.8V, VGC=2.0 to 0.2V)
0.0
10.0
20.0
30.0
40.0
50.0
60.0
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
VGC (V)
NF [dB]
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