RF2051
Typical Performance Characteristics: RF Mixers - VDD=3V, TA=25°C unless stated, as measured on RF2051 evaluation
board, for application schematic see page 36.
Mixer 1 Noise Figure versus Temperature
Mixer 1 Input IP3 versus Bias Current Setting
IF Output=100MHz and MIX1_IDD=100
15
30
25
20
15
10
5
14
13
12
11
10
9
8
500MHz RF to 100MHz IF
900MHz RF to 100MHz IF
2000MHz RF to 500MHz IF
7
-40°C
+27°C
+85°C
6
5
0
250
500
750
1000
1250
1500
1750
001
010
011
100
101
RF Input Frequency (MHz)
Bias Current Setting (MIX1 IDD)
IIP3 versus Temperature and Supply Voltage
(Max Linearity)
Mixer 1 Noise Figure versus Bias Current
IF Output=100MHz
20.6
20.4
20.2
20.0
19.8
19.6
19.4
19.2
19.0
18.8
15
14
13
12
11
10
9
2.7V
3.0V
3.6V
8
MIX1_IDD = 001
MIX1_IDD = 010
MIX1_IDD = 011
MIX1_IDD = 100
MIX1_IDD = 101
7
6
5
250
500
750
1000
1250
1500
1750
-40
-20
0
20
40
60
80
100
Temperature (°C)
RF Input Frequency (MHz)
Mixer 1 Input Power for 1dB Compression
versus Temperature and Bias Current Setting
IF Output=100MHz
NF versus Temperature and Supply Voltage
(Low Noise Mode MIX1_IDD=001))
11.0
10.5
10.0
9.5
14
12
10
8
6
-40 Deg C, 001
+27 Deg C, 001
+85 Deg C, 001
-40 Deg C, 011
+27 Deg C, 011
+85 Deg C, 011
-40 Deg C, 101
+27 Deg C, 101
+85 Deg C, 101
4
9.0
2
2.7V
8.5
0
3.0V
3.6V
-2
8.0
250
500
750
1000
1250
1500
1750
-40
-20
0
20
40
60
80
100
RF Input Frequency (MHz)
Temperature (°C)
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DS140110
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