e421371 Datasheet, PDF (23/29 Pages) Fuji Electric – Fractional-N PLL Frequency Synthesizer

MB15F83UL
s REFERENCE INFORMATION
(for Lock-up Time, Phase Noise and Reference Leakage)
S.G.
Test Circuit
OSC IN
DO
fin
fVCO = 1733 MHz
KV = 44 MHz/V
fr = 200 kHz
LPF
fOSC = 13 MHz
LPF
Spectrum
Analyzer
VCO
390 pF
VCC = 3.0 V
VVCO = 3.5 V
Ta = +25 °C
CP : 6 mA mode
QM = 13
10 kΩ
3.0 kΩ
3900 pF
82 pF
• PLL Reference Leakage
ATTEN 10 dB
RL 0 dBm
VAVG 100
10 dB/
∆MKR −69.00 dB
200 kHz
∆MKR
D ^{200 kHz}
−69.00 dB
• PLL Phase Noise
CENTER 1.733000 GHz
RBW 10 kHz
VBW 10 kHz
SPAN 1.000 MHz
SWP 50.0 ms
ATTEN 10 dB
RL 0 dBm
VAVG 24
10 dB/
∆MKR −63.17 dB
1.00 kHz
∆MKR
D ^{1.00 kHz}
−63.17 dB
CENTER 1.73299933 GHz
RBW 100 Hz
VBW 100 Hz
SPAN 10.00 kHz
SWP 802 ms
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