ADF4208 AD [Analog Devices], ADF4208 Datasheet - Page 14

• Manufacturer Part Number: ADF4208
• Description: Dual RF PLL Frequency Synthesizers
• Manufacturer: AD [Analog Devices]

ADF4206/ADF4207/ADF4208
DB21
P12
P12
0
0
0
0
0
0
1
1
1
1
1
1
DB20 DB19 DB18 DB17 DB16 DB15 DB14
P11
P10
P11
0
0
X
X
1
1
X
X
0
0
1
1
P10
0
1
P13
P13
0
1
CHARGE PUMP OUTPUT
NORMAL
THREE-STATE
P4
FROM RF2 R LATCH
0
0
1
1
0
0
0
0
1
1
1
1
P9
P9
0
1
I
1.25 mA
4.375 mA
CP
PD POLARITY
NEGATIVE
POSITIVE
P3
0
1
0
1
0
1
0
1
0
1
0
1
R14
Table V. RF1 Reference Counter Latch Map
R13
MUXOUT
LOGIC LOW STATE
RF2 ANALOG LOCK DETECT
RF2 REFERENCE DIVIDER OUTPUT
RF2 N DIVIDER OUTPUT
RF1 ANALOG LOCK DETECT
RF1/RF2 ANALOG LOCK DETECT
RF1 REFERENCE DIVIDER
RF1 N DIVIDER
FAST LOCK OUTPUT SWITCH ON
AND CONNECTED TO MUXOUT
RF2 COUNTER RESET
RF1 COUNTER RESET
RF2 AND RF1 COUNTER RESET
DB13 DB12 DB11 DB10
RF1 REFERENCE COUNTER LATCH
R12
R14
0
0
0
0
.
.
.
1
1
1
1
R11
R13
0
0
0
0
.
.
.
1
1
1
1
R10
14-BIT REFERENCE COUNTER, R
R9
R12
0
0
0
0
.
.
.
1
1
1
1
DB9
R8
DB8
R7
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
..........
DB7
R6
R3
0
0
0
1
.
.
.
1
1
1
1
R5
DB6
DB5
R4
R2
0
1
1
0
.
.
.
0
0
1
1
DB4
R3
DB3
R2
R1
1
0
1
0
.
.
.
0
1
0
1
DB2
R1
C2 (1)
DB1
DIVIDE RATIO
1
2
3
4
.
.
.
16380
16381
16382
16383
CONTROL
BITS
C1 (0)
DB0