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Part Name
Description
AD9835_98 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9835_98
50 MHz CMOS Complete DDS
Analog Devices
AD9835_98 Datasheet PDF : 16 Pages
First
Prev
11
12
13
14
15
16
AD9835
1
2
SCLK
3
SDATA
4
FSYNC
5
6
7
8
9
10
11
12
13
14
15
16
PSEL1
17
18
19
PSEL0
20
21
22
23
24
25
26
SW
27
28
29
30
MCLK
31
32
33
34
35
36
J1
SCLK
SDATA
FSYNC
DVDD
C6
0.1
F
4
6
11
20
16
14
9
1 10 19
U2
R2
R1
R3
10k
⍀
10k
⍀
10k
⍀
FSELECT
LK1
LK2
LK3
DVDD
R4
DVDD
50
⍀
C5
0.1
F
DVDD
U3
OUT
XTAL1
DGND
DVDD
C1
0.1
F
7
SCLK
8
SDATA
9
FSYNC
4
15
DVDD AVDD
AVDD
C2
0.1
F
16
COMP
2
REFIN
AVDD
C3
10nF
REFIN
REFOUT
LK4
3
C4
10nF
J2
DVDD
1
FSADJUST
U1
AD9835
C8
10
F
R5
3.9k
⍀
C7
0.1
F
J3
AVDD
C9
0.1
F
C10
10
F
11
PSEL1
12
PSEL0
10
FSELECT
6
MCLK
DGND
5
14
IOUT
AGND
13
R6
300
⍀
IOUT
Figure 29. Evaluation Board Layout
Integrated Circuits
XTAL1
U1
U2
Capacitors
C1, C2
C3, C4
C5, C6, C7, C9
C8, C10
Resistors
R1–R3
R4
R5
R6
OSC XTAL 50 MHz
AD9835 (16-Lead TSSOP)
74HCT244 Buffer
0.1
µ
F Ceramic Chip Capacitor
10 nF Ceramic Capacitor
0.1
µ
F Ceramic Capacitor
10
µ
F Tantalum Capacitor
10 k
Ω
Resistor
50
Ω
Resistor
3.9 k
Ω
Resistor
300
Ω
Resistor
Links
LK1–LK3
LK4
Switch
SW
Sockets
MCLK, PSEL0,
PSEL1, FSELECT,
IOUT, REFIN
Connectors
J1
J2, J3
Three Pin Link
Two Pin Link
End Stackable Switch (SDC Double
Throw)
Subminiature BNC Connector
36-Pin Edge Connector
PCB Mounting Terminal Block
REV. 0
–15–
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