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Preliminary
8-138
RF2488
Rev A0 010905
8
LNA2 Gain versus Frequency
Gain Select=High, VCC=3 V
13.0
14.0
15.0
16.0
17.0
18.0
1920.0
1930.0
1940.0
1950.0
1960.0
1970.0
1980.0
1990.0
2000.0
Frequency (MHz)
+25°C Gain
-40°C Gain
+85°C Gain
LNA2 Gain versus Supply Voltage
Gain Select=High, 1960 MHz
13.0
14.0
15.0
16.0
17.0
18.0
2.62.7
2.82.9
3.03.1
3.23.3
3.4
Supply Voltage (V)
+25°C Gain
-40°C Gain
+85°C Gain
LNA2 Noise Figure versus Frequency
Gain Select=High, VCC=3 V
0.0
0.5
1.0
1.5
2.0
2.5
1920.0
1930.0
1940.0
1950.0
1960.0
1970.0
1980.0
1990.0
2000.0
Frequency (MHz)
+25°C Noise Figure
-40°C Noise Figure
+85°C Noise Figure
LNA2 Noise Figure versus Supply Voltage
Gain Select=High, 1960 MHz
0.0
0.5
1.0
1.5
2.0
2.5
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
Supply Voltage (V)
+25°C Noise Figure
-40°C Noise Figure
+85°C Noise Figure
LNA2 Input IP3 versus Frequency
Gain Select=High, -25 dBm per tone, 1 MHz Separation, VCC=3 V
0.0
1.0
2.0
3.0
4.0
5.0
1920.0
1930.0
1940.0
1950.0
1960.0
1970.0
1980.0
1990.0
2000.0
Frequency (MHz)
+25°C IIP3
-40°C IIP3
+85°C IIP3
LNA2 Input IP3 versus Supply Voltage
Gain Select=High, 1960/1961 MHz, -25 dBm per tone
0.0
1.0
2.0
3.0
4.0
5.0
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
Supply Voltage (V)
+25°C IIP3
-40°C IIP3
+85°C IIP3
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