MB15F05L Fujitsu Media Devices, MB15F05L Datasheet - Page 4

• Manufacturer Part Number: MB15F05L
• Description: Dual Serial Input PLL Frequency Synthesizer
• Manufacturer: Fujitsu Media Devices

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4
MB15F05L
OSCin
Clock
PS
Xfin
Data
fin
fin
BLOCK DIAGRAM
PS
LE
RF
RF
IF
RF
Note: SSOP-16pin
IF
13
10
14
15
16
11
7
4
2
Intermittent
Intermittent
Prescaler
Schmitt
Schmitt
Schmitt
Prescaler
OR
128/129
circuit
circuit
(RF–PLL)
circuit
64/65,
(RF–PLL)
control
(IF–PLL)
(IF–PLL)
control
16/17
mode
mode
C
N
1
Latch selector
C
N
2
LDS SW
3-bit latch
T1
2-bit latch
23-bit shift
register
RF
FC
T2
RF
Binary 14-bit pro-
swallow counter
Swallow counter
counter(IF–PLL)
grammable ref.
counter
Binary 7-bit
14bit latch
14-bit latch
7-bit latch
Reference
(RF–PLL)
(R=384)
(IF–PLL)
A = 7
(RF–PLL)
Programmable
counter
counter
programmable
Binary 11-bit
fr
11-bit latch
IF
N = 291
fr
RF
(RF–PLL)
(IF–PLL)
V
12
CC
RF
Vcc
fp
fp
5
RF
GND
IF
IF
1
(RF–PLL)
Phase
Phase
(IF–PLL)
comp.
comp.
(IF–PLL)
GND
Lock
RF
Lock
Det.
Det.
3
LD
IF
RF
LD
AND
IF
Charge
(IF–PLL)
Charge
(RF–PLL)
pump
pump
Selector
LD
fr
fr
fp
fp
charger
IF
RF
charger
IF
RF
Super
Super
8 Do
6 LD/fout
9 Do
IF
RF