AD8237 查看數據表（PDF） - Analog Devices
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AD8237 Datasheet PDF : 28 Pages
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AD8237
6
G=1
VREF = 0V
5
VS = 5V
RL = 10kΩ
4
3
2
1
VS = 1.8V
0
–1
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
OUTPUT VOLTAGE (V)
Figure 10. Input Common-Mode Voltage vs. Output Voltage,
G = 1, VREF = 0 V, VS = 5 V and VS = 1.8 V, RL = 10 kΩ to Ground
6
G = 100
VREF = 0V
5
VS = 5V
RL = 10kΩ
4
3
VS = 1.8V
2
1
0
–1
0
1
2
3
4
5
6
OUTPUT VOLTAGE (V)
Figure 11. Input Common-Mode Voltage vs. Output Voltage,
G = 100, VREF = 0 V, VS = 5 V and VS = 1.8 V, RL = 10 kΩ to Ground
4
VS = ±2.5V
G=1
3
VREF = 0V
RL = 5kΩ
2
1
0
VS = ±0.9V
–1
–2
–3
–4
–3
–2
–1
0
1
2
3
VOLTAGE OUTPUT (V)
Figure 12. Input Common-Mode Voltage vs. Output Voltage,
G = 1, VREF = 0 V, VS = ±2.5 V and VS = ±0.9 V, RL = 5 kΩ to Ground
Data Sheet
4
VS = ±2.5V
3
2
1
0
VS = ±0.9V
–1
–2
–3
–4
–3
–2
–1
0
1
OUTPUT VOLTAGE (V)
G = 100
VREF = 0V
RL = 5kΩ
2
3
Figure 13. Input Common-Mode Voltage vs. Output Voltage,
G = 100, VREF = 0 V, VS = ±2.5 V and VS = ±0.9 V, RL = 5 kΩ to Ground
5.0
–40°C
4.5
+25°C
+85°C
4.0
+105°C
+125°C
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
1.8
2.3
2.8
3.3
3.8
4.3
4.8
SUPPLY VOLTAGE (V)
Figure 14. Maximum Differential Input vs. Supply Voltage
5
4
–VS
3
2
1
IB–
0
–1
IB+
–2
+VS
–3
–4
REPRESENTATIVE SAMPLE
–5
–3.0 –2.5 –2.0 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0 2.5 3.0
COMMON-MODE VOLTAGE (V)
Figure 15. Input Bias Current vs. Common-Mode Voltage
Rev. 0 | Page 10 of 28
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