Datasheet

AD8237 Data Sheet
Rev. 0 | Page 10 of 28
6
5
–1
0
1
2
3
4
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
COMMON-MODE VOLTAGE (V)
OUTPUT VOLTAGE (V)
V
S
= 1.8V
V
S
= 5V
G = 1
V
REF
= 0V
R
L
= 10kΩ
10289-010
Figure 10. Input Common-Mode Voltage vs. Output Voltage,
G = 1, V
REF
= 0 V, V
S
= 5 V and V
S
= 1.8 V, R
L
= 10 kΩ to Ground
6
5
–1
0
1
2
3
4
0 1 2 3 4 5 6
COMMON-MODE VOLTAGE (V)
OUTPUT VOLTAGE (V)
V
S
= 1.8V
V
S
= 5V
G = 100
V
REF
= 0V
R
L
= 10kΩ
10289-011
Figure 11. Input Common-Mode Voltage vs. Output Voltage,
G = 100, V
REF
= 0 V, V
S
= 5 V and V
S
= 1.8 V, R
L
= 10 kΩ to Ground
4
3
2
1
–4
–3
–2
–1
0
–3 3210–1–2
COMMON-MODE VOLTAGE (V)
VOLTAGE OUTPUT (V)
G = 1
V
REF
= 0V
R
L
= 5kΩ
V
S
= ±2.5V
V
S
= ±0.9V
10289-012
Figure 12. Input Common-Mode Voltage vs. Output Voltage,
G = 1, V
REF
= 0 V, V
S
= ±2.5 V and V
S
= ±0.9 V, R
L
= 5 kΩ to Ground
4
3
2
1
–4
–3
–2
–1
0
–3 3210–1–2
COMMON-MODE VOLTAGE (V)
OUTPUT VOLTAGE (V)
V
S
= ±2.5V
V
S
= ±0.9V
G = 100
V
REF
= 0V
R
L
= 5kΩ
10289-013
Figure 13. Input Common-Mode Voltage vs. Output Voltage,
G = 100, V
REF
= 0 V, V
S
= ±2.5 V and V
S
= ±0.9 V, R
L
= 5 kΩ to Ground
5.0
4.5
4.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0
1.8 2.3 2.8 3.3 3.8 4.3 4.8
V
IN
(V)
SUPPLY VOLTAGE (V)
–40°C
+25°C
+85°C
+105°C
+125°C
10289-014
Figure 14. Maximum Differential Input vs. Supply Voltage
5
–5
–3.0 3.0
INPUT BIAS CURRENT (nA)
COMMON-MODE VOLTAGE (V)
–4
–3
–2
–1
0
1
2
3
4
–2.5 –2.0 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0 2.5
+V
S
–V
S
I
B
+
I
B
–
10289-015
REPRESENTATIVE SAMPLE
Figure 15. Input Bias Current vs. Common-Mode Voltage