RFFC5071 Datasheet, PDF (17/20 Pages) RF Micro Devices – WIDEBAND SYNTHESIZER/VCO WITH INTEGRATED 6 GHz MIXER

Proposed
RFFC5071/5072
Typical Performance Characteristics: RF Mixers at 3.7 GHz
V_DD=+3V and T_A=+27°C unless stated. As measured on 3.7GHz narrowband evaluation board.
See application schematic on page 8.
Conversion Gain of Mixer 1
Down Conversion with IF Output = 200MHz
0.0
-1.0
-2.0
-3.0
-4.0
-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
-5.0
-6.0
-7.0
-8.0
-9.0
-10.0
3300 3500 3700 3900 4100 4300 4500
RF Input Frequency (MHz)
Mixer 1 Input IP3 versus Bias Current
RF Frequency = 4000MHz, IF Output = 200MHz
30.0
25.0
20.0
15.0
10.0
5.0
0.0
1
-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
2
3
4
5
6
7
Mixer Bias Current Setting (MIX1_IDD)
Mixer 1 Noise Figure versus Frequency
IF Output = 200MHz
20.0
18.0
16.0
14.0
12.0
10.0
MIX_IDD = 1
8.0
MIX_IDD = 2
6.0
MIX_IDD = 3
MIX_IDD = 4
4.0
MIX_IDD = 5
2.0
MIX_IDD = 6
MIX_IDD = 7
0.0
3500 3600 3700 3800 3900 4000 4100 4200 4300 4400
RF Input Frequency (MHz)
Typical LO Leakage at Mixer 1 Output
+3.0V Supply Voltage
0.0
-40 Deg C
-10.0
+27 Deg C
+85 Deg C
-20.0
-30.0
-40.0
-50.0
-60.0
3300
3500
3700
3900
4100
4300
LO Frequency (MHz)
Mixer 1 Linearity Performance
MIX_IDD = 5, +3.0V, IF Output = 200MHz
30.0
30.0
25.0
25.0
20.0
20.0
15.0
15.0
10.0
10.0
5.0
Input IP3
5.0
Pin 1dB
0.0
0.0
3300 3500 3700 3900 4100 4300 4500
RF Input Frequency (MHz)
LO & RF Leakage at Mixer 1 Output
RF Input Power -10dBm, MIX1_IDD = 4
-10.0
-20.0
-30.0
-40.0
IF Output at 200MHz
-50.0
LO Leakage (Low Side)
RF Leakage
-60.0
-70.0
-80.0
3300.0
3500.0
3700.0 3900.0 4100.0 4300.0
RF Input Frequency (MHz)
4500.0
Prelim DS101020
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