Datasheet

Data Sheet AD9525
Rev. A | Page 19 of 48
DETAILED BLOCK DIAGRAM
REFB
÷S
PFD
CHARGE
PUMP
÷M
1, 2, 3, 4, 5, 6
÷P
1, 2, 3, 4, 5, 6
÷B
1, 2, 3... 32
÷N
÷R
A
1, 2, 3... 32
SYNC
GENERATION
NINE
DIFFERENTIAL
OUTPUTS
LVPECL
STATUS
MONITOR
CONTROL
INTERFACE
(SPI)
AD9525
REFA
REFA
REFB
÷R
B
1, 2, 3... 32
÷R
C
1, 2, 3... 127
SYNC_OUT
SYNC_OUT
REFC
RESET
PD
OUT7
OUT7
CP CP_RSET CLKIN CLKINVDD_CP
OUT6
OUT6
OUT5
OUT5
OUT4
OUT4
OUT3
OUT3
OUT2
OUT2
OUT1
OUT1
OUT0
OUT0
S
TATUS
REF_MON
CS
SCLK
SDO
SDIO
REF_SEL
10011-018
Figure 18. Detailed Block Diagram