REV. 0

–10–

ADF7010

RF R REGISTER

0

...........

1

1

1

1023

0

...........

1

1

0

1022

0

...........

.

.

.

.

0

...........

0

0

1

1

0

...........

0

0

0

0

e.g., F-COUNTER OFFSET =

1, FRACTIONAL OFFSET =

1/2

15

F-COUNTER

OFFSET

F1

F2

F3

F11

.........................................................................................................................................................

1

...........

1

1

1

1

1

...........

1

1

0

2

...........

.

.

.

.

1

...........

0

0

1

1023

1

...........

0

0

0

1024

0

0

0

1

1

0

0

1

0

2

0

0

1

1

3

0

1

0

0

4

.

.

.

.

.

.

.

.

.

.

.

.

.

.

.

1

1

0

0

12

1

1

0

1

13

1

1

1

0

14

1

1

1

1

15

R4

R3

R2

R1

RF R COUNTER

DIVIDE RATIO

0

XTAL OSCILLATOR ON

1

XTAL OSCILLATOR OFF

X1

XOE

0

001

2

0

010

4

0

011

6

0

100

8

.

...

.

.

...

.

.

...

.

1

100

24

1

101

26

1

110

28

1

111

30

DIVIDE RATIO

CL4

CL3

CL2

CL1

F1

R1

11-BIT FREQUENCY ERROR CORRECTION

4-BIT R-VALUE

DB18 DB17

DB16 DB15

DB14

DB13 DB12 DB11 DB10 DB9

DB8

DB7

DB6

DB5

DB4

DB3

DB2

DB20 DB19

CL4

DB21

DB23 DB22

RESERVED

C2 (0) C1 (0)

CONTROL

BITS

DB1

DB0

F2

F3

F4

F5

F6

F7

F8

F9

F10

F11

R2

R3

R4

X1

CL1

CL2

CL3

R1

R2