AD5668 Analog Devices, AD5668 Datasheet - Page 17
AD5668
Manufacturer Part Number
AD5668
Description
Manufacturer
Analog Devices
Datasheet
1.AD5628.pdf
(32 pages)
Specifications of AD5668
Resolution (bits)
16bit
Dac Update Rate
95kSPS
Dac Settling Time
6µs
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Voltage Out
Dac Input Format
Ser,SPI
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Part Number
Manufacturer
Quantity
Price
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Manufacturer:
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Part Number:
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Company:
Part Number:
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Manufacturer:
ADI
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Part Number:
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Part Number:
AD5668BRUZ-2
Manufacturer:
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Quantity:
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Data Sheet
–0.0005
–0.0010
–0.0015
–0.0005
–0.0010
–0.0015
0.0010
0.0005
0.0020
0.0015
0.0010
0.0005
Figure 45. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
–0.02
–0.04
–0.06
–0.08
0.06
0.04
0.02
0
0
0
0
0
0
EXT REF = 5V
V
EXT REF = 5V
T
DD
A
= 25°C
1
= 5V
1
1
Figure 44. DAC-to-DAC Crosstalk
2
Figure 43. Analog Crosstalk
2
2
3
3
3
4
TIME (µs)
TIME (µs)
TIME (s)
4
5
4
5
6
5
6
7
6
V
EXT REF = 5V
T
7
A
DD
8
= 25°C
= 5V
7
8
9
1
9
8
0
Rev. F | Page 17 of 32
Figure 46. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
Figure 47. 0.1 Hz to 10 Hz Output Noise Plot, Internal Reference
–0.05
–0.10
–0.15
–0.20
–0.05
–0.10
–0.15
–0.20
800
700
600
500
400
300
200
100
0.20
0.15
0.10
0.05
0.20
0.15
0.10
0.05
0
100
0
0
V
0
0
Figure 48. Noise Spectral Density, Internal Reference
REF
EXT REF = 2.5V
INT REF = 1.25V
= 1.25V
1
1
V
REF
2
2
1k
= 2.5V
3
3
AD5628/AD5648/AD5668
FREQUENCY (Hz)
4
4
TIME (s)
TIME (s)
10k
5
5
6
6
100k
7
7
8
8
9
9
1M
1
1
0
0