adf4001 Analog Devices, Inc., adf4001 Datasheet - Page 9

• Manufacturer Part Number: adf4001
• Description: 200 Mhz Clock Generator Pll
• Manufacturer: Analog Devices, Inc.

REV. A
THESE BITS ARE NOT USED
DB23
RESERVED
BY THE DEVICE AND ARE
X
DON’T CARE BITS.
DB22
X
F4 (FUNCTION LATCH)
FASTLOCK ENABLE
0
0
1
1
DB21
G1
DB20
N13
DB19
N12
N13
0
0
0
0
.
.
.
1
1
1
1
DB18
N11
CP GAIN
0
1
0
1
N12
0
0
0
0
.
.
.
1
1
1
1
DB17
N10
OPERATION
CHARGE PUMP CURRENT SETTING
1 IS PERMANENTLY USED
CHARGE PUMP CURRENT SETTING
2 IS PERMANENTLY USED
CHARGE PUMP CURRENT SETTING
1 IS USED
CHARGE PUMP CURRENT IS
SWITCHED TO SETTING 2. THE
TIME SPENT IN SETTING 2 IS
DEPENDENT ON WHICH FASTLOCK
MODE IS USED. SEE FUNCTION
LATCH DESCRIPTION.
DB16
N9
N11
0
0
0
0
.
.
.
1
1
1
1
13-BIT N COUNTER
DB15
N8
Table IV. N Counter Latch Map
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
DB14
N7
DB13
N6
N3
0
0
0
1
.
.
.
1
1
1
1
DB12
N5
–9–
N2
0
1
1
0
.
.
.
0
0
1
1
DB11
N4
DB10
N3
N1
1
0
1
0
.
.
.
0
1
0
1
DB9
N2
DB8
N COUNTER DIVIDE RATIO
1
2
3
4
.
.
.
8188
8189
8190
8191
N1
DB7
X = DON’T CARE
X
DB6
X
DB5
RESERVED
X
DB4
X
DB3
X
ADF4001
DB2
X
C2 (0)
DB1
CONTROL
BITS
C1 (1)
DB0