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MB15F03 Datasheet, PDF (4/22 Pages) Fujitsu Component Limited. – Dual Serial Input PLL Frequency Synthesizer | |||
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MB15F03
s BLOCK DIAGRAM
VccIF
5
GNDIF
3
7
PSIF
Intermittent
mode
control
(IFâPLL)
ï¬nIF 4
Prescaler
(IFâPLL)
16/17,32/33
2
OSCin
OR
ï¬nRF 13
11
Xï¬nRF
PSRF 10
Prescaler
(RFâPLL)
64/65,
128/129
Intermittent
mode
control
(RFâPLL)
3-bit latch
LDS SWIF FCIF
7-bit latch
11-bit latch
Binary 7-bit
Binary 11-bit fpIF
swallow counter programmable
(IFâPLL)
counter(IFâPLL)
Phase
comp.
(IFâPLL)
Charge Super
pump charger
(IFâPLL)
8 DoIF
2-bit latch
T1 T2
14-bit latch
Binary 14âbit pro- frIF
grammable ref.
counter(IFâPLL)
Lock
Det.
(IFâPLL)
LDIF
frRF
Binary 14-bit pro-
T1 T2
grammable ref.
counter(RFâPLL)
2-bit latch
14-bit latch
AND
LDRF
Lock
Det.
(RFâPLL)
Selector
LD
frIF
frRF
fpIF
fpRF
6 LD/fout
LDS SWRF FCRF
3-bit latch
Binary 7-bit Binary 11-bit
swallow counter programmable
(RFâPLL)
counter(RFâPLL)
Phase
comp.
(RFâPLL)
fpRF
7-bit latch
11-bit latch
Charge
pump
(RFâPLL)
Super
charger
9 DoRF
LE 14
Schmitt
circuit
Latch selector
Data 15
Clock 16
Schmitt
circuit
Schmitt
circuit
CC
NN
12
23-bit shift
register
12
VCCRF
1
GNDRF
Note: SSOP-16 pin
4
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