Datasheet

REV. A
ADF4210/ADF4211/ADF4212/ADF4213
–11–
Table II. ADF421x Family Latch Summary
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)R1R2R3R4R5R6R7R8R9R10R11R12R13R14P1P2P3P4
CONTROL
BITS
15-BIT REFERENCE COUNTER
DB21
IF PD
POLARITY
THREE-STATE
CP
LOCK DETECT
PRECISION
IF F
O
IF R COUNTER LATCH
DB23 DB22
IF
CP2
IF
CP1
IF
CP0
IF CP CURRENT
SETTING
DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
C2 (0)
C1 (1)
A1A2A3A4A5A6B12P5
CONTROL
BITS
12-BIT B COUNTER
DB21
IF N COUNTER LATCH
DB23 DB22
IF
PRESCALER
IF CP
GAIN
IF POWER-
DOWN
P6P7P8 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1
6-BIT A COUNTER
DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
C2 (1)
C1 (0)R1R2R3R4R5R6R7R8R9R10R11R12R13R14P9P10
CONTROL
BITS
15-BIT REFERENCE COUNTER
DB21
RF PD
POLARITY
THREE-STATE
CP
RF
LOCK DETECT
RF F
O
RF R COUNTER LATCH
DB23 DB22
RF
CP2
RF
CP1
RF
CP0
RF CP CURRENT
SETTING
P11P12
DB20 DB19 DB18 DB17 DB16 DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
C2 (1) C1 (1)
A1A2A3A4A5A6B12
CONTROL
BITS
12-BIT B COUNTER
DB21
RF N COUNTER LATCH
DB23 DB22
RF
PRESCALER
RF CP
GAIN
RF
POWER-
DOWN
P17 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1P16 P15 P14
6-BIT A COUNTER
R15
R15