AD9742 Analog Devices, AD9742 Datasheet - Page 25

• Manufacturer Part Number: AD9742
• Manufacturer: Analog Devices

Specifications of AD9742

• Resolution (bits): 12bit
• Dac Update Rate: 210MSPS
• Dac Settling Time: 11ns
• Max Pos Supply (v): +3.6V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: Par

WHT
CMODE
TP7
MODE
DVDD
CVDD
CLKB
CLK
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10kΩ
R30
DB7
DB6
DVDD
DB5
DB4
DB3
DB2
DB1
DB0
DCOM
CVDD
CLK
CLKB
CCOM
CMODE
MODE
CKEXT
CLKB
CLK
AD9744LFCSP
U1
JP1
CVDD
DCOM1
FS ADJ
ACOM1
AVDD1
SLEEP
REFIO
ACOM
AVDD
DB10
DB11
DB12
DB13
DB8
DB9
IA
IB
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
Figure 47. LFCSP Evaluation Board Schematic—Output Signal Conditioning
JP2
DB8
DB9
DB10
DB11
DB12
DB13
Figure 48. LFCSP Evaluation Board Schematic—Clock Input
SLEEP
TP11
WHT
AVDD
R29
10kΩ
AVDD
C11
0.1µF
TP3
WHT
Rev. B | Page 25 of 32
3
4
AGND: 5
CVDD: 8
7
U4
AGND: 5
CVDD: 8
TP1
WHT
R1
2kΩ
0.1%
C17
0.1µF
U4
6
1
2
CVDD
R5
120Ω
R2
120Ω
C34
0.1µF
DVDD
C20
10µF
16V
CVDD
DNP
C13
DNP
C12
3
2
1
R6
50Ω
C19
C19
0.1
0.1µF
50Ω
R11
50Ω
R10
C35
0.1µF
JP8
T1 – 1T
JP9
T1
S5
AGND: 3, 4, 5
4
5
6
CVDD
IOUT
AD9742
AGND: 3, 4, 5
S3
C32
0.1µF