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2-15
RF2938
Rev A8 010418
11
VIN versus POUT
(VCC=2.7V to 3.6V, I & Q in=1MHz, RBW=10kΩ
Ω
Ω
Ω, IF LO=560MHz@-10dBm)
-17.0
-16.0
-15.0
-14.0
-13.0
-12.0
-11.0
-10.0
-9.0
-8.0
-7.0
-6.0
-5.0
-4.0
-3.0
100.0
200.0
300.0
400.0
500.0
600.0
700.0
800.0
VIN (mVP-P)
Pout, -40°C
Pout, 25°C
Pout, 85°C
VIN versus Amplitude Error
(VCC=2.7V to 3.6V, I & Q in=1MHz, RBW=10kΩ
Ω
Ω
Ω, IF LO=560MHz@-10dBm)
0.00
0.10
0.20
0.30
0.40
0.50
0.60
0
100
200
300
400
500
600
700
800
VIN (mVP-P)
Ampl Err, -40°C
Ampl Err, 25°C
Ampl Err, 85°C
TX IF POUT versus IF LO
(VCC=3.15V, I & Q in=1MHz@100mVP-P,RBW=10k
Ω
Ω
Ω
Ω, IF LO=560MHz)
-16.4
-16.2
-16.0
-15.8
-15.6
-15.4
-15.2
-15.0
-14.8
-14.6
-14.4
-25.0
-20.0
-15.0
-10.0
-5.0
0.0
IF LO (dBm)
Pout, -40°C
Pout, 25°C
Pout, 85°C
LO & 2LO Out versus IF LO
(VCC=3.15V, IF LO=560MHz)
-62.0
-60.0
-58.0
-56.0
-54.0
-52.0
-50.0
-48.0
-46.0
-44.0
-42.0
-40.0
-38.0
-36.0
-34.0
-32.0
-30.0
-28.0
-26.0
-24.0
-22.0
-25.0
-20.0
-15.0
-10.0
-5.0
0.0
IF LO (dBm)
LO_out, -40°C
2LO_out, -40°C
LO_out, 25°C
2LO_out, 25°C
LO_out, 85°C
2LO_out, 85°C
RF Conversion Gain versus RF LO Level
(VCC=3.15V, Tx IF in=280MHz@-50dBm, RF LO=2160MHz)
11.0
11.5
12.0
12.5
13.0
13.5
14.0
14.5
15.0
15.5
16.0
16.5
17.0
17.5
18.0
18.5
19.0
19.5
20.0
-20.0 -18.0 -16.0 -14.0 -12.0 -10.0 -8.0
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
RF LO (dBm)
25C Gain
85C Gain
-40C Gain
RF LOOUT &RF 2LOOUT versus RF LO Level (VCC=3.15V,
VGC=1.5V, Tx IF in=280MHz@-50dBm, RF LO=2160MHz, 2LOOUT=4320MHz)
-50.0
-45.0
-40.0
-35.0
-30.0
-25.0
-20.0
-15.0
-10.0
-5.0
0.0
-20.0 -18.0 -16.0 -14.0 -12.0 -10.0 -8.0
-6.0
-4.0
-2.0
0.0
2.0
4.0
6.0
RF LO (dBm)
25C LOout
85C LOout
-40C LOout
25C 2LOout
85C 2LOout
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