Datasheet

AD8657
Rev. A | Page 8 of 24
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7
V
OS
(mV)
V
CM
(V)
V
SY
= 2.7V
–40°C ≤ T
A
≤ +85°C
08804-108
Figure 9. Input Offset Voltage vs. Common-Mode Voltage
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7
V
OS
(mV)
V
CM
(V)
08804-109
V
SY
= 2.7V
–40°C ≤ T
A
≤ +125°C
Figure 10. Input Offset Voltage vs. Common-Mode Voltage
0.1
1
10
100
1000
10000
25 50 75 100 125
I
B
(pA)
TEMPERATURE (°C)
I
B
+
I
B
–
V
SY
= 2.7V
08804-008
Figure 11. Input Bias Current vs. Temperature
–4
–2
0
2
4
–3
–1
1
3
0 2 4 6 8 10 12 14 16 18
V
OS
(mV)
V
CM
(V)
08804-111
V
SY
= 18V
–40°C ≤ T
A
≤ +85°C
Figure 12. Input Offset Voltage vs. Common-Mode Voltage
–6
–4
–2
0
2
4
6
0 2 4 6 8 10 12 14 16 18
V
SY
= 18V
–40°C ≤ T
A
≤ +125°C
V
OS
(mV)
V
CM
(V)
08804-112
Figure 13. Input Offset Voltage vs. Common-Mode Voltage
0.1
1
10
100
1000
10000
25 50 75 100 125
I
B
(pA)
TEMPERATURE (°C)
V
SY
= 18V
08804-011
I
B
+
I
B
–
Figure 14. Input Bias Current vs. Temperature