AD9218 Analog Devices, AD9218 Datasheet - Page 12
AD9218
Manufacturer Part Number
AD9218
Description
10-Bit, 40/65/80/105 MSPS 3 V Dual A/D Converter
Manufacturer
Analog Devices
Datasheet
1.AD9218.pdf
(28 pages)
Specifications of AD9218
Resolution (bits)
10bit
# Chan
2
Sample Rate
105MSPS
Interface
Par
Analog Input Type
Diff-Uni
Ain Range
1 V p-p,2 V p-p
Adc Architecture
Pipelined
Pkg Type
QFP
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AD9218
EQUIVALENT CIRCUITS
A
IN
40kΩ
ENCODE
30kΩ
15kΩ
Figure 8. Reference Output Stage
Figure 9. Digital Output Stage
Figure 6. Analog Input Stage
Figure 7. Encode Inputs
600kΩ
V
D
40kΩ
2.6kΩ
2.6kΩ
OUT
30kΩ
15kΩ
DX
V
DD
40kΩ
V
D
V
A
D
IN
Rev. C | Page 12 of 28
DFS/GAIN
S2
S1
REF
Figure 10. Reference Inputs
Figure 13. DFS/Gain Input
Figure 11. S2 Input
Figure 12. S1 Input
10kΩ
10kΩ
V
REF
15kΩ
15kΩ
V
10kΩ
D
V
V
V
D
D
D