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KB8821 Fiches technique(PDF) 2 Page - Samsung semiconductor

No de pièce KB8821
Description  FREQUENCY SYNTHESIZER
PDF  21 Pages
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Fabricant  SAMSUNG [Samsung semiconductor]
Site Internet  http://www.samsung.com/Products/Semiconductor
Logo SAMSUNG - Samsung semiconductor

KB8821 Fiches technique(HTML) 2 Page - Samsung semiconductor

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PRELIMINARY SPECIFICATION (V1.5)
FREQUENCY SYNTHESIZER
KB8821/22/23
2
99-06-15
BLOCK DIAGRAM- Continued
Figure 2. Detailed block diagram
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foLD
Data Out
Multiplexer
RF
LD
RF
Phase
Detector
RF
Charge
Pump
IF
LD
IF
Phase
Detector
IF
Charge
Pump
+
–
RF Prescaler
Prescaler
Control
RF
Programmable
Counter
RF N-Latch
RF R-Latch
RF Reference
Counter
IF Reference
Counter
20-bit Shift Register
IF R-Latch
IF N-Latch
2-bit
Control
–
+
IF Prescaler
Prescaler
Control
IF
Counter
Programmable
VDD1
VP1
CPoRF
GND
finRF
finRF
GND
OSCin
GND
foLD
VDD2
VP2
CPoIF
GND
finIF
finIF
GND
LE
DATA
CLOCK



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