RFFC2071A Datasheet, PDF (16/22 Pages) RF Micro Devices – 2.7GHz RF SYNTHESIZER/VCO WITH INTEGRATED RF MIXER

RFFC2071A/2A
Typical VCO Performance Characteristics
V_DD = +3V and T_A = +27°C unless stated. Measured on RFFC2071A/RFFC2072A evaluation board.
VCO1 Frequency versus Kvco & CT_CAL
LO Divide by 2
35
140
30
120
25
Kvco
100
CT_CAL
20
80
15
60
10
40
5
20
0
1200
1300
1400 1500 1600 1700
VCO Frequency /2 (MHz)
1800
0
1900
-60.0
-70.0
-80.0
-90.0
-100.0
-110.0
-120.0
-130.0
-140.0
-150.0
-160.0
10.0
VCO Phase Noise
With LO Divide by 2
2500MHz VCO3
2000MHz VCO2
1500MHz VCO1
100.0
1000.0
10000.0
Offset Frequency (KHz)
100000.0
VCO2 Frequency versus Kvco & CT_CAL
LO Divide by 2
35
140
30
120
25
Kvco
100
CT_CAL
20
80
15
60
10
40
5
20
0
1700
1800
1900 2000 2100 2200
VCO Frequency /2 (MHz)
2300
0
2400
VCO3 Frequency versus Kvco & CT_CAL
LO Divide by 2
35
140
30
120
25
Kvco
100
CT_CAL
20
80
15
60
10
40
5
20
0
2200
2300
2400 2500 2600 2700 2800
VCO Frequency /2 (MHz)
2900
0
3000
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DS140110