AD5645R Analog Devices, AD5645R Datasheet - Page 16
AD5645R
Manufacturer Part Number
AD5645R
Description
Manufacturer
Analog Devices
Datasheet
1.AD5625.pdf
(36 pages)
Specifications of AD5645R
Resolution (bits)
14bit
Dac Update Rate
333kSPS
Dac Settling Time
3.5µs
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Voltage Out
Dac Input Format
I2C/Ser 2-wire,Ser
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Part Number
Manufacturer
Quantity
Price
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Part Number:
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Manufacturer:
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Quantity:
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Company:
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AD5625R/AD5645R/AD5665R, AD5625/AD5665
–0.5
–1.0
–1.5
–2.0
–2.5
1.0
0.5
0
2.7
Figure 32. Zero-Scale Error and Offset Error vs. Supply
T
Figure 33. I
A
Figure 34. I
= 25°C
V
V
DD
DD
V
= 3.6V
= 5.5V
3.2
REFOUT
DD
DD
Histogram with External Reference
Histogram with Internal Reference
= 1.25V
3.7
I
I
V
DD
DD
DD
V
(mA)
(mA)
4.2
(V)
REFOUT
ZERO-SCALE ERROR
= 2.5V
OFFSET ERROR
4.7
V
V
DD
DD
5.2
= 3.6V
= 5.5V
Rev. B | Page 16 of 36
1.2
1.0
0.8
0.6
0.4
0.2
1.2
1.0
0.8
0.6
0.4
0.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
0
–40
512
2.7
T
V
T
A
DD
A
= 25°C
= 25°C
Figure 37. Supply Current vs. Temperature
= 5.5V
10512
Figure 35. Supply Current vs. DAC Code
–20
Figure 36. Supply Current vs. Supply
3.2
20512
0
3.7
V
TEMPERATURE (°C)
V
DD
DD
20
= V
= V
30512
V
CODE
REF
DD
REF
V
4.2
(V)
= 5V
REFOUT
= 3V
40
V
REFIN
40512
= 2.5V
= 5V
60
4.7
50512
80
5.2
60512
100