RFFC506X Datasheet, PDF (23/25 Pages) RF Micro Devices – Low Current Consumption

RFFC5061/62
Typical Performance Characteristics: RF Mixers at 3.7GHz
V_DD=+3V and T_A=+27°C unless stated. As measured on 3.7GHz narrowband evaluation board, up conversion.
See application schematic on page 14
Resonant match on mixer output, shunt inductor L1 is 2.7nH unless stated.
Conversion Gain of Mixer 2
Up Conversion with IF Input = 500MHz
0.0
-1.0
-40 Deg C, +2.7V
-40 Deg C, +3.0V
-2.0
-40 Deg C, +3.3V
-3.0
+27 Deg C, +2.7V
+27 Deg C, +3.0V
-4.0
+27 Deg C, +3.3V
-5.0
+85 Deg C, +2.7V
-6.0
+85 Deg C, +3.0V
+85 Deg C, +3.3V
-7.0
-8.0
-9.0
-10.0
3400
3600
3800
4000
RF Output Frequency (MHz)
4200
Mixer 2 Input IP3 versus Bias Current
IF Input = 500MHz, RF output = 3900MHz
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 (MIX2_IDD)
Mixer 2 Noise Figure versus Frequency
Up Conversion with IF Input = 500MHz
20.0
18.0
16.0
14.0
12.0
10.0
8.0
6.0
4.0
2.0
0.0
3400
MIX_IDD = 1
MIX_IDD = 2
MIX_IDD = 3
MIX_IDD = 4
MIX_IDD = 5
MIX_IDD = 6
MIX_IDD = 7
3600
3800
4000
RF Output Frequency (MHz)
4200
Conversion Gain of Mixer 2 versus Shunt Inductor
Up Conversion with IF Input = 500MHz
0.0
-5.0
-10.0
-15.0
-20.0
3.3nH
2.7nH
2.2nH
-25.0
2500 2750 3000 3250 3500 3750 4000 4250 4500 4750
RF Output Frequency (MHz)
Mixer 2 Noise Figure versus Bias Current
IF Input = 500MHz, RF Output = 3900MHz
20.0
18.0
16.0
14.0
12.0
10.0
8.0
6.0
4.0
2.0
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 (MIX2_IDD)
IF and LO Leakage at Mixer 2 Output
RF Input Power - 10dBm, MIX_IDD = 4
-10.0
-20.0
-30.0
-40.0
-50.0
-60.0
RF Output
LO Leakage (Low Side)
IF Leakage at 500MHz
-70.0
-80.0
2800 3000 3200 3400 3600 3800 4000 4200 4400 4600
RF Output Frequency (MHz)
DS110614
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