MB15F74UL Datasheet, PDF (21/26 Pages) Fujitsu Component Limited. – Dual Serial Input PLL Frequency Synthesizer

MB15F74UL
s REFERENCE INFORMATION
(for Lock-up Time, Phase Noise and Reference Leakage)
Test Circuit
S.G.
OSCIN
Do
LPF
fin
fVCO = 2500 MHz VCC = 3.0 V
KV = 50 MHz/V Ta = + 25 °C
fr = 200 kHz
CP : 6 mA mode
fOSC = 13 MHz
LPF
Spectrum
Analyzer
VCO
1500 pF
7.5 kΩ
2.7 kΩ
15000 pF
To VCO
330 pF
• PLL Reference Leakage
ATTEN 10 dB
RL 0 dBm
10 dB/
∆MKR −70.00 dB
200 kHz
∆MKR
D
S
200 kHz
−70.00 dB
• PLL Phase Noise
CENTER 2.500000 GHz
∗RBW 3.0 kHz
VBW 3.0 kHz
SPAN 1.000 MHz
SWP 280 ms
ATTEN 10 dB
RL 0 dBm
10 dB/
∆MKR −69.01 dB
1.00 kHz
∆MKR
D
S
1.00 kHz
−69.01 dB/Hz
CENTER 2.50000000 GHz
∗RBW 30 Hz
VBW 30 Hz
SPAN 10.00 kHz
SWP 1.92 s
(Continued)
21