Proposed
RFFC5071/5072
Typical Performance Characteristics: RF Mixer 2, RFFC5071 and RFFC5072
V
=+3V and T =+27°C unless stated. As measured on RFFC5071/5072 wideband evaluation board.
DD
A
See application schematic on page 7.
-40 Deg C, +2.7V
Mixer 2 Noise Figure versus Bias Current
Conversion Gain of Mixer 2
IF Output = 100MHz
-40 Deg C, +3.0V
-40 Deg C, +3.3V
+27 Deg C, +2.7V
+27 Deg C, +3.0V
+27 Deg C, +3.3V
+85 Deg C, +2.7V
+85 Deg C, +3.0V
+85 Deg C, +3.3V
LO Frequency = 1000MHz, IF Output = 100MHz
16.0
14.0
12.0
10.0
8.0
0.0
-1.0
-2.0
-3.0
-4.0
-5.0
-6.0
-7.0
-40 Deg C, +2.7V
-40 Deg C, +3.0V
-40 Deg C, +3.3V
+27 Deg C, +2.7V
+27 Deg C, +3.0V
+27 Deg C, +3.3V
+85 Deg C, +2.7V
+85 Deg C, +3.0V
+85 Deg C, +3.3V
6.0
4.0
-8.0
-9.0
-10.0
2.0
0.0
1
2
3
4
5
6
7
7
7
400
600
800
1000 1200 1400 1600 1800 2000
Mixer Bias Current Setting (MIX2_IDD)
RF Input Frequency (MHz)
Mixer 2 Input IP3 versus Bias Current
Mixer 2 Noise Figure versus Frequency
IF Output = 100MHz
LO Frequency = 1000MHz, IF Output = 100MHz
16.0
14.0
12.0
10.0
8.0
30.0
25.0
20.0
15.0
10.0
5.0
-40 Deg C, +2.7V
-40 Deg C, +3.0V
-40 Deg C, +3.3V
+27 Deg C, +2.7V
+27 Deg C, +3.0V
+27 Deg C, +3.3V
+85 Deg C, +2.7V
+85 Deg C, +3.0V
+85 Deg C, +3.3V
MIX_IDD = 1
MIX_IDD = 2
MIX_IDD = 3
MIX_IDD = 4
MIX_IDD = 5
MIX_IDD = 6
MIX_IDD = 7
6.0
4.0
2.0
0.0
0.0
500
750
1000
1250
1500
1750
2000
1
2
3
4
5
6
LO Frequency (MHz)
Mixer Bias Current Setting (MIX2_IDD)
Mixer 2 Input Power for 1dB Compression
LO Frequency = 1000MHz, IF Output = 100MHz
Mixer 2 Linearity Performance
MIX_IDD = 5, +3.0V, IF Output = 100MHz
14.0
12.0
10.0
8.0
30.0
30.0
25.0
20.0
15.0
10.0
5.0
25.0
20.0
15.0
10.0
5.0
-40 Deg C, +2.7V
-40 Deg C, +3.0V
-40 Deg C, +3.3V
+27 Deg C, +2.7V
+27 Deg C, +3.0V
+27 Deg C, +3.3V
+85 Deg C, +2.7V
+85 Deg C, +3.0V
+85 Deg C, +3.3V
6.0
4.0
2.0
Input IP3
Pin 1dB
0.0
-2.0
0.0
500
0.0
1
2
3
4
5
6
750
1000 1250 1500 1750 2000 2250
Mixer Bias Current Setting (MIX2_IDD)
RF Input Frequency (MHz)
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