MB15F03 Fujitsu Microelectronics, Inc., MB15F03 Datasheet - Page 16

• Manufacturer Part Number: MB15F03
• Description: Dual Serial Input Pll Frequency Synthesizer
• Manufacturer: Fujitsu Microelectronics, Inc.

16
MB15F03
REFERENCE INFORMATION
Typical plots measured with the
test circuit are shown below.
Each plot shows lock up time,
phase noise and reference
leakage.
30.00500
MHz
2.000
kHz/div
29.99500
MHz
250.0000
MHz
50.00000
MHz/div
0
Hz
MKr x : 460.02316 s
MKr x : 460.02316 s
(1797.6 MHz
y : –74.7998 MHz
y : –74.7998 MHz
10.1307 s
10.1307 s
PLL Lock Up Time = 460 s
1872.4 MHz, within
Spectrum
Analyzer
1.9903807 ms
1.9903807 ms
S.G
1kHz)
OSCin
fin
Do
10dB/
10dB/
REF
RBW
300 Hz
VBW
300 Hz
REF
RBW
10 kHz
VBW
10 kHz
Test Circuit
VCO
LPF
0.0 dBm
0.0 dBm
@ within loop band = 70.1 dBc/Hz
SPAN 50.0 kHz CENTER 1.8350000 GH z
SPAN 1.00 MHz CENTER 1.8350000 GHz
@ 200 kHz offset = 59 dBc
PLL Reference Leakage
ATT 10 dB
ATT 10 dB
PLL Phase Noise
3000 pF
fvco = 1835 MHz
Kv = 87 MHz/v
fr = 200 kHz
fosc = 13 MHz
LPF:
0.03 F
910
15 k
400 pF