AD9954YSVZ Analog Devices Inc, AD9954YSVZ Datasheet - Page 3

• Manufacturer Part Number: AD9954YSVZ
• Description: IC DDS DAC 14BIT 1.8V 48-TQFP
• Manufacturer: Analog Devices Inc

Specifications of AD9954YSVZ

• Resolution (bits): 14 b
• Master Fclk: 400MHz
• Tuning Word Width (bits): 32 b
• Voltage - Supply: 1.71 V ~ 1.96 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP Exposed Pad, 48-eTQFP, 48-HTQFP, 48-VQFP
• Data Rate: 25Mbps
• Rf Ic Case Style: TQFP
• No. Of Pins: 48
• Supply Voltage Range: 1.71V To 1.89V, 3.135V To 3.465V
• Operating Temperature Range: -40°C To +105°C
• Msl: MSL 3 - 168 Hours
• Termination Type: SMD
• Rohs Compliant: Yes
• Filter Terminals: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD9954/PCBZ - BOARD EVAL FOR 9954
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS 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