FUJITSU MB15F74UV - Manual (Page 20)

MB15F74UV
20
■ ■ ■ ■ REFERENCE INFORMATION
( for Lock - up Time , Phase Noise and Reference Leakage )
(Continued)
Test Circuit
S.G. OSC IN
fin
Do LPF
VCO
Spectrum
Analyzer
7.5 k
Ω
1.6 k Ω
0.1 F
0.01 F 3300 pF
V CC
= 3.0 V
Ta = + 25 ° C
CP : 6 mA mode
f VCO
=
2113.6 MHz
K V
=
50 MHz/V
fr = 50 kHz
f OSC
= 19.2 MHz
LPF
To VCO
• PLL Reference Leakage
• PLL Phase Noise
ATTEN 10 dB
RL 0 dBm
CENTER 2.1136000 GHz
RBW 1.0 kHz
VBW 1.0 kHz
SPAN 200.0 kHz
SWP 500 ms
∆ MKR − 80.83 dB
50.0 kHz
VAVG 16
10 dB/
∆
MKR
50.0 kHz
− 80.83 dB
∗
ATTEN 10 dB
RL 0 dBm
CENTER 2.11360000 GHz
RBW 30 Hz
VBW 30 Hz
SPAN 10.00 kHz
SWP 1.92 s
∆
MKR
−
65.34 dB/Hz
1.00 kHz
VAVG 16
10 dB/
∆
MKR
1.00 kHz
−
65.34 dB/Hz
∗