EVAL-AD5270SDZ Analog Devices Inc, EVAL-AD5270SDZ Datasheet - Page 15

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EVAL-AD5270SDZ

Manufacturer Part Number
EVAL-AD5270SDZ
Description
EVALUATION BOARD
Manufacturer
Analog Devices Inc
Datasheet

Specifications of EVAL-AD5270SDZ

Main Purpose
Digital Potentiometer
Embedded
No
Utilized Ic / Part
AD5270
Primary Attributes
1 Channel, 1024 Position
Secondary Attributes
2.7 ~ 5.5 V, 5 ppm/°C, SPI Interfaces
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
45
40
35
30
25
20
15
10
5
0
2.7
–100
–0.01
–0.02
–0.03
–0.04
–20
–40
–60
–80
0.03
0.02
0.01
0
100
0
–1
V
CODE = HALF SCALE
NOISE BW = 22kHz
V
DD
IN
3.2
= 1V rms
/V
Figure 33. Maximum Code Loss vs. Voltage
SS
= 5V/0V
Figure 32. Maximum Glitch Energy
Figure 31. THD + N vs. Frequency
4
3.7
1k
FREQUENCY (Hz)
V
DD
4.2
9
TIME (µs)
(V)
10k
4.7
14
T
A
= 25°C
20kΩ
50kΩ
100kΩ
5.2
20kΩ
50kΩ
100kΩ
19
20kΩ
50kΩ
100kΩ
100k
11.25
10.00
8.75
7.50
6.25
5.00
3.75
2.50
1.25
0
Rev. E | Page 15 of 24
70
60
50
40
30
20
10
–100
–40
–0.0005
–0.0010
–0.0015
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
0.0010
0.0005
0.001
0
0
–10
–20
Figure 36. Maximum Code Loss vs. Temperature
0
0
Figure 34. THD + N vs. Amplitude
Figure 35. Digital Feedthrough
0.01
TEMPERATURE (°C)
20
10
VOLTAGE (V
40
20
TIME (µs)
60
RMS
0.1
)
30
AD5270/AD5271
V
CODE = HALF SCALE
f
NOISE BW = 22kHz
IN
80
DD
V
DD
= 1kHz
V
I
CODE = HALF SCALE
/V
AW
DD
/V
SS
40
SS
/V
= 200µA
20kΩ
50kΩ
100kΩ
100
= 5V/0V
SS
= 5V/0V
= 5V/0V
20kΩ
50kΩ
100kΩ
120
50
1
15.5
15.0
12.5
10.0
7.5
5.0
2.5
0
60

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