MB15F03L Datasheet, PDF (4/24 Pages) Fujitsu Component Limited. – Dual Serial Input PLL Frequency Synthesizer

MB15F03L
s BLOCK DIAGRAM
VccIF GNDIF
5
3
7
PSIF
finIF ₄
Intermittent
mode
control
(IF–PLL)
Prescaler
(IF–PLL)
16/17,32/33
2
OSCin
OR
finRF ₁₃
11
XfinRF
PSRF ₁₀
Prescaler
(RF–PLL)
64/65,
128/129
Intermittent
mode
control
(RF–PLL)
3-bit latch
LDS ^{SWIF FCIF}
7-bit latch
11-bit latch
Binary 7-bit Binary 11-bit ^fpIF
swallow counter programmable
(IF–PLL)
counter(IF–PLL)
Phase
comp.
(IF–PLL)
Charge _Super
pump _charger
(IF–PLL)
8 DoIF
2-bit latch
T1 _T2
14-bit latch
Binary 14–bit p^fr^rIFo-
grammable ref.
counter(IF–PLL)
Lock
Det.
(IF–PLL)
LDI
T1 T2
2-bit latch
frRF
Binary 14-bit pro-
grammable ref.
counter(RF–PLL)
14-bit latch
AND
LDRF
Lock
Det.
(RF–PLL)
Selector
LD
frIF
frRF
fpIF
fpRF
6 LD/fout
LDS ^{SWRF FCRF}
3-bit latch
Binary 7-bit Binary 11-bit
swallow counter programmable
(RF–PLL)
counter(RF–PLL)
fpRF
Phase
comp.
(RF–PLL)
7-bit latch
11-bit latch
Charge
pump
(RF–PLL)
Super
charger
9 DoRF
LE 14
Schmitt
circuit
Data 15
Clock 16
Schmitt
circuit
Schmitt
circuit
Latch selector
CC
NN
12
23-bit shift
register
Note: SSOP-16 pin
12
VCCRF
1
GNDRF
4