AD5280 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD5280 Datasheet PDF : 20 Pages
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2.0
RAB = 20k⍀
1.8
1.6
VDD/VSS = 5V/0V
1.4
1.2
1.0
0.8
VDD/VSS = ؎5V
0.6
VDD/VSS = 15V/0V
0.4
0.2
0
–40 –20
0 20 40 60
TEMPERATURE – ؇C
80 100
TPC 10. Zero-Scale Error
1000
100
RAB = 20k
ISS @ V DD/VSS = 15V/0V
ISS @ V DD/VSS = ؎5V
IDD @ V DD/VSS = ؎5V
VLOGIC = 5V
VIH = 5V
VIL = 0V
10
1
–40
–7
26
59
92
125
TEMPERATURE – ؇C
TPC 11. Supply Current vs.
Temperature
AD5280/AD5282
26.0
25.5
25.0
RAB = 20k⍀
VDD/VSS = 15V/0V
24.5
24.0
VDD/VSS = ؎5V
23.5
23.0
–40
–7
26
59
92
125
TEMPERATURE – ؇C
TPC 12. VLOGIC Supply
Current vs. Temperature
1000
100
RAB = 20k⍀
TA = 25؇C
VDD/VSS = 5V/0V
VLOGIC = 5V
VDD/VSS = 5V/0V
VLOGIC = 3V
10
0
1
2
3
4
5
VIH – V
TPC 13. VLOGIC Supply Current
vs. Digital Input Voltage
700
TA = 25؇C
600
500
400
300
20k⍀
200
50k⍀
200k⍀
100
0
–100
–200
0
32 64 96 128 192 224 256
CODE – Decimal
TPC 14. Rheostat Mode Tempco
⌬RWB/⌬T vs. Code, VDD/VSS = ±5 V
120
TA = 25؇C
100
80
60
20k⍀
50k⍀
40
200k⍀
20
0
–20
–40
0
32 64 96 128 192 224 256
CODE – Decimal
TPC 15. Potentiometer Mode Tempco
⌬VWB/⌬T vs. Code, VDD/VSS = ±5 V
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k
80H
40H
20H
10H
08H
04H
02H
01H
TA = 25؇C
VA = 50mV rms
VDD/VSS = ؎5V
10k
100k
1M
FREQUENCY – Hz
TPC 16. Gain vs. Frequency
vs. Code, RAB = 20 kΩ
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k
80H
40H
20H
10H
08H
04H
02H
01H
TA = 25؇C
VA = 50mV rms
VDD/VSS = ؎5V
10k
100k
1M
FREQUENCY – Hz
TPC 17. Gain vs. Frequency
vs. Code, RAB = 50 kΩ
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k
80H
40H
20H
10H
08H
04H
02H
01H
10k
TA = 25؇C
VA = 50mV rms
VDD/VSS = ؎5V
100k
FREQUENCY – Hz
TPC 18. Gain vs. Frequency
vs. Code, RAB = 200 kΩ
REV. 0
–7–
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