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Preliminary
8-106
RF2475
Rev A2 010918
8
LNA2 + Mixer2 SSB Noise Figure versus Supply Voltage
RX Mode, Gain Select=High, VCC=2.8 V, LO PIN=-7 dBm
0.0
1.0
2.0
3.0
4.0
2.6
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
Supply Voltage (V)
LNA2+Mixer2 IIP3 versus Supply Voltage
RX Mode, Gain Select=High, 1960/1961 MHz, -40 dBm per tone, LO PIN=-7 dBm
-15.0
-14.0
-13.0
-12.0
-11.0
-10.0
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
Supply Voltage (V)
+25°C IIP3
-40°C IIP3
+85°C IIP3
LNA1+Mixer1 Current versus Supply Voltage
RX Mode, Gain Select=High, 882 MHz, LO PIN=-7 dBm
15.0
20.0
25.0
30.0
35.0
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
Supply Voltage (V)
+25°C Current
-40°C Current
+85°C Current
LNA2+Mixer2 Current versus Supply Voltage
RX Mode, Gain Select=High, 1960 MHz, LO PIN=-7 dBm
20.0
25.0
30.0
35.0
40.0
45.0
2.6
2.7
2.8
2.9
3
3.1
3.2
3.3
3.4
Supply Voltage (V)
+25°C Current
-40°C Current
+85°C Current
LNA1 + Mixer1 versus LO Amplitude
RX Mode, Gain Select=High, 882 MHz, VCC=2.8 V
20.0
22.0
24.0
26.0
28.0
30.0
-11.0
-10.0
-9.0
-8.0
-7.0
-6.0
-5.0
-4.0
-3.0
LO Amplitude (dBm)
-13.0
-12.0
-11.0
-10.0
-9.0
-8.0
Gain (dB)
IIP3 (dBm)
LNA2 + Mixer2 versus LO Amplitude
RX Mode, Gain Select=High, 1960 MHz, VCC=2.8 V
20.0
22.0
24.0
26.0
28.0
30.0
-11.0
-10.0
-9.0
-8.0
-7.0
-6.0
-5.0
-4.0
-3.0
LO Amplitude (dBm)
-16.0
-15.0
-14.0
-13.0
-12.0
-11.0
Gain (dB)
IIP3 (dBm)
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