Proposed
RFFC5071/5072
Typical Performance Characteristics: Synthesizer and VCO
V
=+3V and T =+27°C unless stated.
DD
A
VCO Phase Noise
With LO Divide by 1
VCO Phase Noise
With LO Divide by 2
-60.0
-70.0
-60.0
-70.0
4000MHz VCO2
3500MHz VCO2
3000MHz VCO1
2500MHz VCO3
2000MHz VCO2
1500MHz VCO1
-80.0
-80.0
-90.0
-90.0
-100.0
-110.0
-120.0
-130.0
-140.0
-150.0
-160.0
-100.0
-110.0
-120.0
-130.0
-140.0
-150.0
-160.0
10.0
100.0
1000.0
10000.0
100000.0
10.0
100.0
1000.0
10000.0
100000.0
Offset Frequency (KHz)
Offset Frequency (KHz)
Synthesiser RMS Integrated Phase Noise
Integration Bandwidth 1KHz to 40MHz
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
26MHz TCXO
52MHz TCXO
Note:
•
•
26MHz Crystal Oscillator: NDK ENA3523A
52MHz Crystal Oscillator: NDK ENA3560A
0
600
1200 1800 2400 3000 3600 4200
LO Frequency (MHz)
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
10 of 20
Prelim DS101020
RFMD [ RF MICRO DEVICES ]
