MB15F78UL Datasheet, PDF (21/27 Pages) Fujitsu Component Limited. – Dual Serial Input PLL Frequency Synthesizer

MB15F78UL
s REFERENCE INFORMATION
(for Look-up time, Phase noise and Reference leakage)
fVCO = 2490 MHz
Test Circuit
KV = 52 MHz/V
fr = 200 kHz
S.G.
OSCIN
fOSC = 19.8 MHz
DO
LPF
LPF
fin
Spectrum
Analyzer
VCO
82 pF
VCC = 3.0 V
VVCO = 2.5 V
Ta = +25 °C
CP : 1.5 mA mode
24 kΩ
15 kΩ
820 pF
22 pF
• PLL Reference Leakage
ATTEN 10 dB
RL 0 dBm
VAVG 39
10 dB/
∆MKR −67.50 dB
200 kHz
∗
∆MKR
D 200 kHz
S −67.50 dB
• PLL Phase Noise
CENTER 2.490008 GHz
∗RBW 3.0 kHz
VBW 3.0 kHz
SPAN 1.000 MHz
SWP 280 ms
ATTEN 10 dB
RL 0 dBm
VAVG 48
10 dB/
∆MKR −59.33 dB
1.00 kHz
∆MKR
D ^{1.00 kHz}
S ^{−59.33 dB}
CENTER 2.49000640 GHz
∗RBW 100 Hz
VBW 100 Hz
SPAN 10.00 kHz
SWP 802 ms
(Continued)
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