AD8538/AD8539
TYPICAL PERFORMANCE CHARACTERISTICS
AD8538 CHARACTERISTICS
AD8538 only, VSY = 5 V or 2.5 V, unless otherwise noted.
450
700
600
500
400
300
200
100
0
V
= 5V AND 2.7V
V
= 5V
SY
SY
0V < V
< 5V
CM
= 25°C
400
350
300
250
200
150
100
50
T
A
0
–10.0 –8.4 –6.8 –5.2 –3.6 –2.0 –0.4 1.2 2.8 4.4 6.0 7.6 9.2
25
45
65
85
105
125
INPUT OFFSET VOLTAGE (µV)
TEMPERATURE (°C)
Figure 5. AD8538 Input Offset Voltage Distribution
Figure 8. AD8538 Input Bias Current vs. Temperature
14
12
10
8
160
140
120
100
80
V
= 5V
SY
–40°C < T < +125°C
T
= 25°C
A
A
6
60
4
40
2
20
0
0
0
0.012 0.024 0.036 0.048 0.060 0.072 0.084 0.096
0
5
1
2
3
4
TCV (µV/°C)
OS
SUPPLY VOLTAGE (V)
Figure 9. AD8538 Supply Current vs. Supply Voltage
Figure 6. AD8538 Input Offset Voltage Drift Distribution
10
8
200
150
100
50
V
T
= 5V
SY
= 25°C
A
6
V
= 5V
SY
4
V
= 2.7V
SY
2
0
–2
–4
–6
–8
–10
0
–40
0
1
2
3
4
5
10
60
TEMPERATURE (°C)
110
INPUT COMMON-MODE VOLTAGE (V)
Figure 7. AD8538 Input Offset Voltage vs. Input Common-Mode Voltage
Figure 10. AD8538 Supply Current vs. Temperature
Rev. A | Page 8 of 24
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