AD9953/PCB Analog Devices Inc, AD9953/PCB Datasheet - Page 14

• Manufacturer Part Number: AD9953/PCB
• Description: BOARD EVAL FOR AD9953
• Manufacturer: Analog Devices Inc
• Series: AgileRF™r
• Type: DDS (Direct Digital Synthesis)r

Specifications of AD9953/PCB

• Rohs Status: RoHS non-compliant
• Contents: Evaluation Board
• For Use With/related Products: AD9953

AD9953
T
Register
Name
(Serial
Addres
N
Scale Factor
Of
Amplitude
Amplitude
Ra
Fr
F
able 5. Register Map
Function
Function
o. 2 (CFR2)
Register
Register
requency
(POW0)
Control
Control
equenc
Tuning
(FTW0)
fset Wor
Tuning
(FTW1)
(CFR1)
(0x00)
(0x01)
(0x02)
(0x03)
(0x04)
(0x05)
(0x06)
mp Rat
Phase
(ARR)
Word
Word
(ASF)
No.1
s)
y
e
d
B
R
<23:16>
<31:24>
<23:16>
<23:16>
<31:24>
<23:16>
<31:24>
<15:8>
<15:8>
<15:8>
<15:8>
<15:8>
<15:8>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
<7:0>
it
ange
(M
B
Automatic
Auto Ramp Rate Speed
L
@ I/O UD
it 7
Power-
oad SRR
Enable
Enable
Dig
Down
SB)
Sync
RAM
Not Used<1:0>
Control <1:0>
ital
0x00 or 0x01, or 0x02 or 0x03: Bypass Multiplier
0x04 to 0x14: 4× to 20× Multiplication
B
S
AutoClr
Accum.
Manual
it 6
Power-
D
oftware
Com
Down
Phase
Word
Freq.
Sync
RAM
est. Is
p
Not Used
REFCLK Multiplier
B
AutoClr
Accum.
Power-
Enable
Sweep
Linear
Down
Phase
it 5
DAC
Inter
Amplitude Scale Facto
F requency Tuning Word No. 0 <23:16>
Frequency Tuning Word No. 0 <31:24>
F requency Tuning Word No. 1 <23:16>
Frequency Tuning Word No. 1 <31:24>
Amplitude Ramp Rate Register <7:0>
Frequency Tuning Word No. 0 <15:8>
Frequency Tuning Word No. 1 <15:8>
Frequency Tuning Word No. 0 <7:0>
Frequency Tun
Rev. A | Page 14 of 32
nal Profile Control <2:0>
Phase Offset Word No. 0 <7:0>
Bit 4
Clock
N
Power-
Output
Enable
Down
ot Used
SINE
Input
Amplitude Scale Factor Register <13:8>
Not Used
ing Word No. 1 <7:0>
Phase Offset Word
B
N
External
A
r Registe
Powe
it 3
Down
ot Used
Mode
Enable
Clear
Speed
Freq.
ccum.
High
Sync
r-
r <7:
B
VCO Range
Sweep No
Hardware
Load ARR
N
@ I/O UD
it 2
0>
Manual
No. 0 <13:8>
A
Enable
Line
Phase
ot Used
Dwell
Clear
Sync
ccum.
ar
B
SYNC_
Charge Pump
N
CRYSTA
OUT Pin
it 1
Disable
Enable
ot Use
Active
Input
SDIO
Only
OSK
Out
CLK
<1:0>
d
L
(L
B
LSB First
Keying
Current
it 0
SB)
Used
Used
Auto
Used
OSK
Not
Not
Not
Default
Value
OR
Profile
0x00
0x00
0x00
0x00
0x00
0x00
0x18
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00