Proposed
RFFC5071/5072
Typical Performance Characteristics: RF Mixers at 3.7GHz
V
=+3V and T =+27°C unless stated. As measured on 3.7GHz narrowband evaluation board.
DD
A
See application schematic on page 8.
-40 Deg C, +2.7V
Mixer 1 Input IP3 versus Bias Current
Conversion Gain of Mixer 1
Down Conversion with IF Output = 200MHz
-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
RF Frequency = 4000MHz, IF Output = 200MHz
30.0
25.0
20.0
15.0
10.0
5.0
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
-8.0
-9.0
-10.0
0.0
1
2
3
4
5
6
7
3300
3500
3700
3900
4100
4300
4500
RF Input Frequency (MHz)
Mixer Bias Current Setting (MIX1_IDD)
Typical LO Leakage at Mixer 1 Output
+3.0V Supply Voltage
Mixer 1 Noise Figure versus Frequency
IF Output = 200MHz
0.0
-10.0
-20.0
-30.0
-40.0
-50.0
-60.0
20.0
18.0
16.0
14.0
12.0
10.0
8.0
-40 Deg C
+27 Deg C
+85 Deg C
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
3300
3500
3700
3900
4100
4300
3500 3600 3700 3800 3900 4000 4100 4200 4300 4400
RF Input Frequency (MHz)
LO Frequency (MHz)
Mixer 1 Linearity Performance
MIX_IDD = 5, +3.0V, IF Output = 200MHz
LO & RF Leakage at Mixer 1 Output
RF Input Power -10dBm, MIX1_IDD = 4
30.0
25.0
20.0
15.0
10.0
30.0
25.0
20.0
15.0
10.0
5.0
-10.0
-20.0
-30.0
-40.0
-50.0
-60.0
-70.0
-80.0
IF Output at 200MHz
LO Leakage (Low Side)
RF Leakage
5.0
Input IP3
Pin 1dB
0.0
0.0
3300
3500
3700
3900
4100
4300
4500
3300.0
3500.0
3700.0
3900.0
4100.0
4300.0
4500.0
RF Input Frequency (MHz)
RF Input Frequency (MHz)
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Prelim DS101020
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