AD9774 Analog Devices, AD9774 Datasheet - Page 20

• Manufacturer Part Number: AD9774
• Manufacturer: Analog Devices

Specifications of AD9774

• Resolution (bits): 14bit
• Dac Update Rate: 32MSPS
• Dac Settling Time: 35ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

AD9774
40
1
U8
U7
TP
DGND
U3
U6
TP
TP
U2,U4
33
33
TP
TP14
DB12
DVDD
DB13
DB10
TP
DB11
DB9
DCOM
DB8
DB7
DB6
DB5
DB4
EXT CLK
10
11
10 F
6
50
50
1
3
4
5
7
8
9
2
C3
Figure 44. Evaluation Board Schematic
12
DGND
44
TP15
13
R4
50
43
TP
TP
TP13
14
42
J1
0.1 F
C12
15
41
(Not to Scale)
TOP VIEW
16
AD9774
40
0.1 F
DGND
DVDD
C11
–20–
17
39
TP
18
38
19
J8
37
0.1 F
C1
TP17
20
36
AVDD
21
35
10 F
C2
22
34
AGND
33
32
31
30
29
28
27
26
25
24
23
TP16
REFCOMP
C13
0.1 F
FSADJ
REFIO
REFLO
UNUSED
PLLCOM
PLLVDD
LPF
VCO IN/EXT
PLLDIVIDE
PLLENABLE
0.1 F
C6
TP
IB
TP
IA
1.5k
PLLGND
50
50
P
R5
NC = NO CONNECT
AVDD
P
R3
R2
TP
J4
0.1 F
0.01 F
100
C10
TP
R10
C8
TP
C5
20pF
C4
20pF
J2
0.1 F
C7
PLLVDD
4
5
6
S3
S2
S1
R1
1.91k
X9
P
TP
P
AGND
TP
TP19
TP18
2
3
1
P
C9
10 F
REV. B
TP
PLLVDD
PLLGND
IDIFF