RFFC5071A Datasheet, PDF (24/26 Pages) RF Micro Devices – WIDEBAND SYNTHESIZER/VCO WITH INTEGRATED 6GHz MIXER

RFFC5071A/2A
Typical Performance Characteristics at 3.7GHz
V_DD = +3V and T_A = +27°C unless stated. As measured on RFFC5071A 3.7GHz narrowband evaluation board.
Up conversion. See application schematic on page 14, L1 = 3.9nH.
Conversion Gain of Mixer 2
Up Conversion with IF Input = 500MHz, L1= 3.9nH
0.0
-2.0
-4.0
-6.0
-8.0
-10.0
-12.0
-14.0
-40°C, +2.7V
-40°C, +3.0V
-40°C, +3.3V
+27°C, +2.7V
+27°C, +3.0V
+27°C, +3.3V
+85°C, +2.7V
+85°C, +3.0V
+85°C, +3.3V
-16.0
2750
3000
3250 3500 3750 4000 4250
RF Output Frequency (MHz)
4500
4750
Mixer 2 Linearity Performance
MIX_IDD = 5, +3.0V, IF Input = 500MHz, L1= 3.9nH
30.0
30.0
25.0
25.0
20.0
20.0
15.0
15.0
10.0
10.0
5.0
Input IP3
Pin 1dB
5.0
0.0
3200
3300
3400
3500 3600 3700 3800 3900
RF Output Frequency (MHz)
4000
4100
0.0
4200
20.0
18.0
16.0
14.0
12.0
10.0
8.0
6.0
4.0
2.0
0.0
3200
Mixer 2 Noise Figure versus Frequency
Up Conversion with IF Input = 500MHz, L1 = 3.9nH
MIX_IDD = 1
MIX_IDD = 3
MIX_IDD = 5
MIX_IDD = 7
MIX_IDD = 2
MIX_IDD = 4
MIX_IDD = 6
3400
3600
3800
4000
RF Output Frequency (MHz)
4200
4400
20.0
18.0
16.0
14.0
12.0
10.0
8.0
6.0
4.0
2.0
0.0
1
Mixer 2 Noise Figure versus Bias Current
IF Input = 500MHz, RF Output = 3700MHz, L1= 3.9nH
-40°C, +2.7V
-40°C, +3.0V
-40°C, +3.3V
+27°C, +2.7V
+27°C, +3.0V
+27°C, +3.3V
+85°C, +2.7V
+85°C, +3.0V
+85°C, +3.3V
2
3
4
5
6
7
Mixer Bias Current Setting (MIX2_IDD)
IF and LO Leakage at Mixer 2 Output
IF Input Power -10dBm, MIX_IDD = 4, L1 = 3.9nH
-10.0
-20.0
-30.0
-40.0
-50.0
-60.0
RF Output
LO Leakage (Low Side)
IF Leakage at 500MHz
Typical LO Leakage at Mixer 2 Output
+3.0V Supply Voltage, MIX_IDD = 4, L1 = 3.9nH
0.0
-10.0
-40°C
+27°C
+85°C
-20.0
-30.0
-40.0
-70.0
-80.0
2800
3000
3200
3400 3600 3800 4000
RF Output Frequency (MHz)
4200
4400
4600
-50.0
-60.0
3600
3800
4000
4200
4400
4600
LO Frequency (MHz)
4800
5000
5200
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