AD9260 Analog Devices, AD9260 Datasheet - Page 40

• Manufacturer Part Number: AD9260
• Description: 16-Bit High Speed Oversampled A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9260

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 2.5MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 4 V p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: QFP

AD9260
P4:+5V
IN-2
IN-1
P3:D5
EVALUATION BOARD POWER SUPPLY CONFIGURATION
J6
J7
P3
P4
57.6Ω
57.6Ω
1
R15
IKPOT
2
1
2
R1
+
+
+
+
1kΩ
R35
C36
10mF
C40
10µF
C44
10µF
C32
22µF
390Ω
R21
390Ω
0.1µF
C37
0.1mF
C41
0.1µF
C45
0.1µF
C33
0.1µF
RX3
XXX
R34
C25
JP8
R40
R42
R44
R38
L3
L4
L5
L2
Figure 80. Evaluation Board Power Supply Configuration and Coupling
390Ω
R16
50Ω
R14
2
3
AD817R
R41
R43
R45
R39
Figure 79. Evaluation Board Input Configuration Block
VCC2
3
2
4
7
AD9632
5
8
VCC2
U10
VEE
390Ω
C38
0.1µF
C42
0.1µF
C46
0.1µF
C34
0.1µF
TBD
R22
C9
6
CX4
XXX
4
7
U7
6
Rev. C | Page 40 of 44
C39
0.01µF
C43
0.01µF
C47
0.01µF
C35
0.01µF
390Ω
RX4
XXX
R32
MDAVDD
FLAVDD
INVDD
DVDD
+
C23
10µF
390Ω
0.1µF
390Ω
C20
R18
R19
390Ω
390Ω
R24
R23
390Ω
390Ω
R17
R25
P5:+5AUX
P5:–5AUX
P2:VDD
C22
0.1µF
VCC2
VEE
3
2
3
2
U7
U10
DEVICE SUPPLY DECOUPLING
AD9632
AD9632
P5
P5
P2
C30
0.1µF
C51
0.1µF
8
5
8
5
VCC2
VCC2
VEE R20
VEE R26
1
2
1
2
1
2
7
4
7
4
DRVDD DRVDD
+
+
+
VEE
U8
U2
390Ω
390Ω
U8
U9
C27
47µF
C56
47µF
C28
47µF
6
6
C31
0.1µF
C52
0.1µF
VEE
U9
U3
C55
0.1µF
C57
0.1µF
C29
0.1µF
JP12
JP16
JP17
C64
C53
0.1µF
0.1µF
R50
R52
R36
L6
L7
L2
DRVDD
VCC2
U7
U4
50Ω
R46
R48
50Ω
C48
C54
0.1µF
0.1µF
100pF
100pF
100pF
C16
C24
C26
9260CML
VCC2
U8
R51
R53
R37
C49
0.1µF
50Ω
R47
50Ω
R49
VCC2
U9
C50
0.1µF
DRVDD
VCC2
VEE
VINA
VINB