MB15F02 Fujitsu Media Devices, MB15F02 Datasheet - Page 18

• Manufacturer Part Number: MB15F02
• Description: Dual Serial Input PLL Frequency Synthesizer
• Manufacturer: Fujitsu Media Devices

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18
MB15F02
(1005.000 MHz
(1031.000 MHz
REFERENCE INFORMATION
Typical plots measured with the
test circuit are shown below.
Each plot shows lock up time,
phase noise and reference
leakage.
30.00300
MHz
1.000
kHz/div
29.99800
MHz
30.00300
MHz
1.00
kHz/div
29.99800
MHz
MKr x : 439.90929 s
MKr x : 440.02236 s
PLL Lock Up Time = 440 s
PLL Lock Up Time = 440 s
y : 25.99986 MHz
y : –26.00006 MHz
10.2449 s
10.1378 s
1031.000 MHz, within
1005.000 MHz, within
Spectrum
Analyzer
1.9902449 ms
1.9901378 ms
A evts N/A
S.G
1kHz)
1kHz)
OSCin
fin
Do
10dB/
REF
10dB/
RBW
300 Hz
SAMPLE
VBW
300 Hz
REF
RBW
10 kHz
SAMPLE
VBW
10 kHz
Test Circuit
VCO
–10.0 dBm
LPF
–10.0 dBm ATT 10 dB
@ within loop band = 75.5 dBc/Hz
SPAN 50.0 kHz CENTER 1.0180000 GH z
SPAN 1.00 MHz CENTER 1.01800 GHz
@ 200 kHz offset = 71.4 dBc
PLL Reference Leakage
ATT 10 dB
PLL Phase Noise
2000 pF
fvco = 1018 MHz
Kv = 20 MHz/v
fr = 200 kHz
fosc = 13 MHz
LPF:
20000 pF
2.2 k
15 k
330 pF