Datasheet

ADF4153 Data Sheet
Rev. F | Page 12 of 24
Table 7. N Divider Register Map (R0)
F12 F11 F10 F3 F2 F1 FRACTIONAL VALUE (FRAC)
0 .......... 0
0 .......... 0
0 .......... 0
0 .......... 0
. .......... .
. .......... .
. .......... .
1 .......... 1 4092
1 .......... 1 4093
1 .......... 1 4094
1
0
0
0
0
.
.
.
1
1
1
1
0
0
0
0
.
.
.
1
1
1
1
0
0
1
1
.
.
.
0
0
1
1
0
1
0
1
.
.
.
0
1
2
3
.
.
.
0
1
0
1.......... 1 4095
N9 N8 N7 N6 N5 N4 N3 N2 N1 INTEGER VALUE (INT)
0 0 0 1 1 31
0 0 1 0 0 32
0 0 1 0 1 33
0 0 1 0 0 34
. . . . . .
. . . . . .
. . . . . .
1 1 1 1 1 509
1 1 1 1 0 510
1
0
0
0
0
.
.
.
1
1
1 1 1
1
0
0
0
.
.
.
1
1
1
1
0
0
0
.
.
...
1
1
1 1
1
0
0
1
.
.
.
0
1
1 1 511
FL1 FASTLOCK
0 NORMAL OPERATION
1 FASTLOCK ENABLED
DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
C2 (0) C1 (0)
F1F2F3F4F5F6F7
F8
F9F10F11F12
N1N3N4N5N6
CONTROL
BITS
12-BIT FRACTIONAL VALUE (FRAC)
DB23 DB22
DB21
N7
N8
N9
9-BIT INTEGER VALUE (INT)
N2
FASTLOCK
FL1
03685-020