ADF4150 AD [Analog Devices], ADF4150 Datasheet - Page 15

• Manufacturer Part Number: ADF4150
• Description: Fractional-N/Integer-N PLL Synthesizer
• Manufacturer: AD [Analog Devices]

L1
0
0
1
1
M3
0
0
0
0
1
1
1
1
DB31 DB30 DB29 DB28 DB27 DB26 DB25 DB24 DB23 DB22 DB21 DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2
L2
0
1
0
1
M2
0
0
1
1
0
0
1
1
0
NOISE MODE
LOW NOISE MODE
RESERVED
RESERVED
LOW SPUR MODE
NOISE AND
LOW SPUR
L2
M1
0
1
0
1
0
1
0
1
MODES
LOW
L1
OUTPUT
THREE-STATE OUTPUT
DV
DGND
R DIVIDER OUTPUT
N DIVIDER OUTPUT
ANALOG LOCK DETECT
DIGITAL LOCK DETECT
RESERVED
DD
M3
MUXOUT
M2
R10
0
0
.
.
.
1
1
1
1
M1
RD2
0
1
RD2
R9
0
0
1
1
1
1
.
.
.
REFERENCE
DOUBLER
DISABLED
ENABLED
RD1
0
1
RD1
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
REFERENCE DIVIDE BY 2
DISABLED
ENABLED
R10
R2
0
1
0
0
1
1
.
.
.
R9
R1
1
0
0
1
0
1
.
.
.
R8
R DIVIDER (R)
1
2
.
.
.
1020
1021
1022
1023
R7
10-BIT R COUNTER
R6
Figure 22. Register 2 (R2)
Rev. 0 | Page 15 of 28
R5
R4
CP4
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
D1
0
1
R3
DBR
CP3
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
DOUBLE BUFFER
R4 DB22:DB20
DISABLED
ENABLED
R2
CP2
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
R1
D1
CP1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
CP4
I CP (mA)
4.7kΩ
0.31
0.63
0.94
1.25
1.56
1.88
2.19
2.50
2.81
3.13
3.44
3.75
4.06
4.38
4.69
5.00
CURRENT
CP3
CHARGE
SETTING
PUMP
CP2
U6
0
1
U4
0
1
CP1
U5
0
1
LDF
FRAC-N
INT-N
PD POLARITY
NEGATIVE
POSITIVE
U6
LDP
10ns
6ns
U5
U4
U3
U3
0
1
U2
U2
0
1
POWER-DOWN
DISABLED
ENABLED
U1
U1
0
1
CP
THREE-STATE
DISABLED
ENABLED
C3(0) C2(1) C1(0)
ADF4150
COUNTER
RESET
DISABLED
ENABLED
CONTROL
BITS
DB1
DB0