MB15F72SP datasheet(4/27 Pages) FUJITSU

Part #	MB15F72SP

Description	Dual Serial Input PLL Frequency Synthesizer

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Manufacturer	FUJITSU [Fujitsu Component Limited.]

Direct Link	http://edevice.fujitsu.com/fmd/en/index.html

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MB15F72SP

4

s BLOCK DIAGRAM

( )

Clock

Data

LE

PSRF

XfinRF

finRF

OSCIN

finIF

PSIF

FCIF

SWIF

LDS

VCCIF

GNDIF

fpIF

DoIF

LDIF

T1

T2

T1

T2

FCRF

SWRF

LDS

DoRF

OR

LD

/

fout

LD

frIF

frRF

fpIF

fpRF

frIF

frRF

fpRF

C

N

1

C

N

2

AND

VCCRF

GNDRF

VpRF

( )

(

)

( )

(

)

(

)

(

)

(

)

(

)

( )

(

)

6

4

53

9

7

10

8

11

9

15

12

13

GND

(

)

2 20

10

14

12

20

18

19

17

(

)

18

16

13

11

16

14

17

15

1

19

3

1

XfinIF

( )

4

2

7

5

VpIF

( )

86

O : TSSOP

( ) : BCC

Intermittent

mode control

(IF-PLL)

Prescaler

(IF-PLL)

(8/9, 16/17

Schmitt

circuit

3 bit latch

7 bit latch

11 bit latch

Binary 7-bit

swallow counter

(IF-PLL)

Binary 11-bit pro-

grammable

counter(IF-PLL)

Phase

comp.

(IF-PLL)

Charge

pump

(IF-PLL)

Current

Switch

Lock Det.

(IF-PLL)

2 bit latch

14 bit latch

1 bit latch

Binary 14-bit pro-

grammable ref.

counter(IF-PLL)

C/P setting

counter

Selector

Latch selector

23-bit shift register

Prescaler

(RF-PLL)

(64/65, 128/129)

Intermittent

mode control

(RF-PLL)

Phase

comp.

(RF-PLL)

Charge

pump

(RF-PLL)

Current

Switch

Lock Det.

(RF-PLL)

3 bit latch

7 bit latch

11 bit latch

2 bit latch

14 bit

latch

1 bit

latch

Schmitt

circuit

Schmitt

circuit

Binary 14-bit pro-

grammable ref.

counter(RF-PLL))

C/P setting

counter

Binary 7-bit

swallow counter

(RF-PLL)

Binary 11-bit pro-

grammable

counter (RF-PLL)

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MB15F72SP Datasheet(PDF) 4 Page - Fujitsu Component Limited.

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