AD9954/PCB Analog Devices Inc, AD9954/PCB Datasheet - Page 3

• Manufacturer Part Number: AD9954/PCB
• Description: BOARD EVAL FOR AD9954
• Manufacturer: Analog Devices Inc

Specifications of AD9954/PCB

• Rohs Status: RoHS non-compliant

FUNCTIONAL BLOCK DIAGRAM
I/O UPDATE
SYNC_CLK
REFCLK
REFCLK
ACCUMULATOR
CRYSTAL OUT
FREQUENCY
M
U
X
ENABLE
OSCILLATOR/BUFFER
32
STATIC RAM
0
1024 × 32
10
3
32
MULTIPLIER
4× TO 20×
CLOCK
DATA
32
RAM
32
SYNC
M
U
X
CLOCK
DDS
32
TIMING AND CONTROL LOGIC
÷4
M
U
X
ACCUMULATOR
SYSTEM
CLOCK
PHASE
Rev. B | Page 3 of 40
Z
–1
Figure 2.
CONTROL REGISTERS
RAM DATA
PS<1:0>
<31:18>
32
DDS CORE
OFFSET
PHASE
14
MUX
Z
I/O PORT
–1
14
θ
19
COS(X)
RESET
14
COMPARATOR
AD9954
14
SYSTEM
CLOCK
DAC
DAC_R
IOUT
IOUT
SYNC_IN
OSK
PWRDWNCTL
COMP_IN
COMP_IN
COMP_OUT
SET
AD9954