adf4218l Analog Devices, Inc., adf4218l Datasheet - Page 15

• Manufacturer Part Number: adf4218l
• Description: Dual Low Power Frequency Synthesizers
• Manufacturer: Analog Devices, Inc.

REV. C
DB21
P7
0
1
P7
DB20
P6
0
1
P6
IF SECTION
NORMAL OPERATION
POWER-DOWN
DB19
B13
IF PRESCALER
8/9
16/17
B13
0
0
0
.
.
.
1
1
1
1
DB18
B12
B12
0
0
0
.
.
.
1
1
1
1
DB17
B11
DB16
B11
0
0
0
.
.
.
1
1
1
1
B10
DB15
Table VI. ADF4219L IF AB Counter Latch Map
B9
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
13-BIT B COUNTER
DB14
B8
DB13
B3
B7
0
0
0
.
.
.
1
1
1
1
IF AB COUNTER LATCH
DB12
B6
B2
0
1
1
.
.
.
0
0
1
1
DB11
B5
–15–
B1
A5
0
0
0
0
.
1
1
1
0
1
.
.
.
0
1
0
1
DB10
B4
N = BP + A, P IS PRESCALER VALUE SET BY P6.
B MUST BE GREATER THAN OR EQUAL TO A.
FOR CONTIGUOUS VALUES OF N, N
DB9
B3
A4
0
0
0
0
.
1
1
B COUNTER DIVIDE RATIO
NOT ALLOWED
NOT ALLOWED
8188
8189
8190
8191
3
.
.
.
DB8
ADF4217L/ADF4218L/ADF4219L
B2
A3
0
0
0
0
.
1
1
DB7
B1
DB6
A2
0
0
1
1
.
1
1
A5
DB5
5-BIT A COUNTER
A4
A1
0
1
0
1
.
0
1
DB4
MIN
A3
IS (P
A COUNTER DIVIDE RATIO
0
1
2
3
.
30
31
DB3
A2
2
– P).
DB2
A1
C2 (0)
DB1
CONTROL
BITS
C1 (1)
DB0