AD5666 Analog Devices, AD5666 Datasheet - Page 16

• Manufacturer Part Number: AD5666
• Manufacturer: Analog Devices

Specifications of AD5666

• 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

AD5666
Figure 32. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
2.5000
2.4995
2.4990
2.4985
2.4980
2.4975
2.4970
2.4965
2.4960
2.4955
2.4950
2.4900
2.4895
2.4890
2.4885
2.4880
2.4875
2.4870
2.4865
2.4860
2.4855
1
V
T
DAC LOADED WITH MIDSCALE
Y AXIS = 2μV/DIV
X AXIS = 4s/DIV
A
DD
0
0
= 25°C
= V
REF
64
64
Figure 31. DAC-to-DAC Crosstalk
= 5V
Figure 30. Analog Crosstalk
128
128
192
192
SAMPLE
SAMPLE
256
256
320
320
V
V
T
4ns/SAMPLE NUMBER
V
V
T
4ns/SAMPLE NUMBER
A
A
DD
REFOUT
DD
REFOUT
= 25°C
= 25°C
= 5V
= 5V
384
384
= 2.5V
= 2.5V
448
448
512
512
Rev. D | Page 16 of 28
Figure 33. 0.1 Hz to 10 Hz Output Noise Plot, Internal Reference
Figure 34. 0.1 Hz to 10 Hz Output Noise Plot, Internal Reference
1
1
800
700
600
500
400
300
200
100
0
100
Figure 35. Noise Spectral Density, Internal Reference
V
V
T
DAC LOADED WITH MIDSCALE
V
V
T
DAC LOADED WITH MIDSCALE
A
A
DD
REFOUT
DD
REFOUT
V
V
T
MIDSCALE LOADED
= 25°C
= 25°C
A
DD
REFOUT
= 5V
= 3V
= 25°C
= 3V
= 2.5V
= 1.25V
= 1.25V
1000
V
V
DD
REFOUT
FREQUENCY (Hz)
= 5V
5s/DIV
4s/DIV
10000
= 2.5V
100000
1000000