VCO OSCILLATION FREQUENCY vs. TUNING VOLTAGE
2.5
L = 7 nH
2.0
L = 15 nH
1.5
L = 30 nH
L = 50 nH
1.0
µPC2756TB
0.5
0
5
10
15
20
25
Tuning Voltage Vtu (V)
VCO Phase Noise (fVCO = 774.425 8 MHz center)
ATTEN 10 dB
MKR −53.16 dB
RL −40.0 dBm
10 dB /
10.0 kHz
MKR
D 10.0 kHz
−53.16 dB
VCC = 3 V
Vtune = 3 V
TA = +25 °C
Monitor at pin 6
K
CENTER 774.425 8 MHz
RBW 1.0 kHz ++ VBW 100 Hz
SPAN 100.0 kHz
SWP 3.0 s
VCO Phase Noise (fVCO = 1.639 194 2 GHz center)
ATTEN 10 dB
MKR –40.34 dB
RL –40.0 dBm
10 dB /
10.2 kHz
MKR
D 10.2 kHz
–40.34 dB
VCC = 3 V
Vtune = 3 V
TA = +25 °C
Monitor at pin 6
K
CENTER 1.639 194 2 GHz
RBW 1.0 kHz ++ VBW 100 Hz
SPAN 100.0 kHz
SWP 3.0 s
Data Sheet P12807EJ2V0DS00
11