Datasheet

ADF4154 Data Sheet
Rev. C | Page 12 of 24
Table 7. N-Divider Register Map
F12
0
0
0
0
.
.
.
1
1
1
1
F11
0
0
0
0
.
.
.
1
1
1
1
F10
0
0
0
0
.
.
.
1
1
1
1
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
F3
0
0
0
0
.
.
.
1
1
1
1
F2
0
0
1
1
.
.
.
0
0
1
1
F1
0
1
0
1
.
.
.
0
1
0
1
FRACTIONAL VALUE (FRAC)
0
1
2
3
.
.
.
4092
4093
4094
4095
N9
0
0
0
0
.
.
.
1
1
1
N8
0
0
0
0
.
.
.
1
1
1
N7
0
0
0
0
.
.
.
1
1
1
N6
0
1
1
1
.
.
.
1
1
1
N5
1
0
0
0
.
.
.
1
1
1
N4
1
0
0
0
.
.
.
1
1
1
N3
1
0
0
0
.
.
.
1
1
1
N2
1
0
0
1
.
.
.
0
1
1
N1
1
0
1
0
.
.
.
1
0
1
INTEGER VALUE (INT)
31
32
33
34
.
.
.
509
510
511
FL1
0
1
FAST-LOCK
NORMAL OPERATION
FAST-LOCK 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 FRAC VALUE (FRAC)
DB23 DB22
DB21
N7
N8
N9
9-BIT RF N VALUE (INT)
N2
FAST-LOCK
FL1
04833-020