AD8421 AD [Analog Devices], AD8421 Datasheet - Page 11

• Manufacturer Part Number: AD8421
• Description: 3 nV/?Hz, Low Power
• Manufacturer: AD [Analog Devices]

Data Sheet
–10
–15
–10
–15
Figure 10. Input Common-Mode Voltage vs. Output Voltage;
Figure 11. Input Common-Mode Voltage vs. Output Voltage;
Figure 12. Input Common-Mode Voltage vs. Output Voltage;
15
10
–5
15
10
–5
–1
–2
–3
5
0
5
0
–15
4
3
2
1
0
–15
–4
G = 100
G = 1
G = 1
–3
–10
–10
V
V
S
V
–2
= ±12 V and ±15 V (G = 100)
S
S
= ±12 V and ±15 V (G = 1)
= ±2.5 V and ±5 V (G = 1)
–5
–5
OUTPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
–1
V
S
= ±12V
V
0
0
0
S
= ±12V
V
S
= ±2.5V
1
5
5
V
V
S
S
V
= ±5V
= ±15V
2
S
= ±15V
10
10
3
15
15
4
Rev. 0 | Page 11 of 28
Figure 14. Input Overvoltage Performance; G = 1, +V
–10
–20
–30
–40
–10
–20
–30
Figure 13. Input Common-Mode Voltage vs. Output Voltage;
Figure 15. Input Overvoltage Performance; G = 1, V
40
30
20
10
30
20
10
–1
–2
–3
0
0
4
3
2
1
0
–35
–25
–4
G = 100
V
G = 1
V
G = 1
–30 –25 –20 –15 –10 –5
S
S
–20
= 5V
= ±15V
–3
–15
V
S
–2
= ±2.5 V and ±5 V (G = 100)
–10
OUTPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
–1
V
–5
S
= ±2.5V
V
0
S
= ±5V
0
0
5
10 15 20 25 30 35
5
1
10
2
15
S
= 5 V, −V
S
= ±15 V
3
20
AD8421
S
40
25
= 0 V
4