RF2052
Typical Performance Characteristics: Synthesizer and VCO - VDD=3V, TA=25°C unless stated, as measured on RF2052
evaluation board, for application schematic see page 34.
VCO1 Tuning Gain versus Frequency
VCO1 Open Loop Phase Noise
50
45
40
35
30
25
20
15
10
5
-20
2400MHz
2200MHz
2000MHz
-40
-60
-80
-100
-120
-140
-160
0
1
10
100
1000
10000
1900
2000
2100
2200
2300
2400
2500
FVCO (MHz)
Offset Frequency (kHz)
VCO2 Tuning Gain versus Frequency
VCO2 Open Loop Phase Noise
40
-20
-40
2000MHz
1800MHz
1600MHz
35
30
25
20
15
10
5
-60
-80
-100
-120
-140
-160
0
1
10
100
1000
10000
1500
1600
1700
1800
1900
2000
2100
FVCO (MHz)
Offset Frequency (kHz)
VCO3 Open Loop Phase Noise
VCO1 FVCO versus VT
for the same coarse tune setting
2095
-20
-40
1600MHz
1400MHz
1200MHz
2090
2085
2080
2075
2070
2065
2060
2055
2050
2045
-60
-80
-100
-120
-140
-160
-40
80
1
10
100
1000
10000
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
VT (V)
Offset Frequency (kHz)
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
DS140110
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RFMD [ RF MICRO DEVICES ]
