ADF4111(Rev0) Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

ADF4111
(Rev.:Rev0)

RF PLL Frequency Synthesizers

Analog Devices 

ADF4110/ADF4111/ADF4112/ADF4113

FREFIN

VP

POWER-DOWN CONTROL

VDD

7 15 16

AVDD DVDD VP CE

8 REFIN

2

CP

RSET 1

ADF4110

ADF4111

ADF4112

ADF4113

4.7k⍀

LOOP

FILTER

RFINA 6 100pF

RFINB 5

51⍀

S VDD

IN ADG701

D GND

100pF

RFOUT

VCC

VCO

GND

100pF 18⍀ 18⍀

18⍀

3 49

100pF

DECOUPLING CAPACITORS AND INTERFACE SIGNALS HAVE

BEEN OMITTED FROM THE DIAGRAM TO AID CLARITY.

Figure 31. Local Oscillator Shutdown Circuit

VDD

VP

FREFIN

7 15 16

AVDD DVDD VP 2

1000pF 1000pF

CP

51⍀

8 REFIN

RSET

ADF4113

2.8nF

4.7k⍀

3.3k⍀

19nF

680⍀

20V

3k⍀

1k⍀

AD820

130pF

CE

CLK

DATA

LE

14

MUXOUT

LOCK

DETECT

RFINA 6 100pF

RFINB 5

51⍀

RFOUT

12V

100pF

VCC

100pF 18⍀

V_TUNE OUT

M3500-2235

GND

18⍀

18⍀

349

100pF

DECOUPLING CAPACITORS ON AVDD, DVDD, VP OF THE ADF4113

AND ON VCC OF THE M3500-2250 HAVE BEEN OMITTED FROM

THE DIAGRAM TO AID CLARITY.

Figure 32. Wideband Phase Locked Loop

REV. 0

–21–

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