Fujitsu MB15C101 Data Sheet
11
MB15C101
■
REFERENCE INFORMATION
1. Application Measurement
• Test Results
• Measurement Circuit
Results
Lockup time
±
1 kHz
Un lock
→
Lock
Power on
→
Lock
2.3 ms
3.4 ms
Reference leakage (
∆
f = 58 kHz)
–88.5 dBc
Phase noise
(
∆
f = 1 kHz)
(
∆
f = 10 kHz)
(
∆
f = 100 kHz)
(
∆
f = 1 MHz)
–88.0 dBc/Hz
–111.0 dBc/Hz
–118.0 dBc/Hz
–134.0 dBc/Hz
V
CC
(V)
3.0 V
VCO
Discrete VCO (Kv = 3.5 MHz/V)
Lock Frequency = 274.0 MHz (fr = 58 kHz)
V
CC
=
3.0 V
MB15C101
1000 pF
1000 pF
fin
OSCin
S.G
50
Ω
18
Ω
18
Ω
18
Ω
Spectrum
Analyzer
Analyzer
VCO
R1
C1
C2
C3
R2
C1
=
6800 pF
C2
=
0.068
µ
F
C3
=
4800 pF
R1
=
3.0 k
Ω
R2
=
3.9 K
Ω
Loop Filter