EVAL-AD9831EB Analog Devices Inc, EVAL-AD9831EB Datasheet - Page 14

• Manufacturer Part Number: EVAL-AD9831EB
• Description: BOARD EVAL FOR AD9831
• Manufacturer: Analog Devices Inc
• Type: Direct Digital Synthesis (DDS)r

Specifications of EVAL-AD9831EB

• Contents: Evaluation Board
• For Use With/related Products: AD9831
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD9831
COMPONENT LIST
Integrated Circuits
XTAL1
U2, U3
U4
Capacitors
C1–C6
C7, C8
C9, C11, C13–C15
C10, C12
Resistors
R1–R3
R4
R5
R6
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
1
2
3
4
5
6
7
8
9
WR
RESET
LOAD
LATCH
D0
D1
D2
D3
D4
D5
D6
D7
PSEL1
MCLK
PSEL0
SW
OSC XTAL 25 MHz
0.1 F Ceramic Chip Capacitor
10 k Resistor
74HC574 Latches
AD9831 (48-Pin TQFP)
10 nF Ceramic Capacitor
0.1 F Ceramic Capacitor
10 F Tantalum Capacitor
50
3.9 k Resistor
300
FSELECT
R4
50
R1
10k
INTERFACE
Resistor
LATCH
RESET
DVDD
0.1µF
Resistor
LOAD
J1
PC
C13
WR
R2
10k
D7
D0
Figure 24. AD9831 Evaluation Board Layout
LK3
R3
10k
U1
DGND
DVDD
LK2
DVDD
DVDD
0.1µF
0.1µF
OUT
DVDD
C14
C15
LK1
XTAL1
LATCH
LOAD
RESET
74HC574
74HC574
–14–
MCLK
LK4
V
V
U3
U2
CK
CK
WR
DD
DD
DVDD
C1, C2, C3
Links
LK1–LK4
LK5
Switch
SW
Sockets
MCLK, PSEL0,
PSEL1, FSELECT,
IOUT, REFIN
Connectors
J1
J2, J3
DVDD
35
32
34
10
14
21
22
31
12
11
0.1µF
8
7
3
SLEEP
D15
D15
D8
D8
D7
D0
A2
A0
RESET
PSEL1
PSEL0
FSELECT
D7
D0
WR
MCLK
4, 5, 9, 25
DGND
DVDD
6, 13, 29
AD9831
U4
38, 43, 47
FSADJUST
AVDD
AGND
REFOUT
COMP
REFIN
1, 36, 46
IOUT
C4, C5, C6
0.1µF
AVDD
42
41
2
40
39
10µF
Three Pin Link
Two Pin Link
End Stackable Switch (SDC
Double Throw)
Sub-Miniature BNC Connector
36-Pin Edge Connector
PCB Mounting Terminal Block
LK5
C10
DVDD
R5
3.9k
R6
300
AVDD
C8
10nF
C9
0.1µF
C7
10nF
J2
REFIN
IOUT
J3
0.1µF
C11
AVDD
REV. A
C12
10µF