AD8641 Analog Devices, AD8641 Datasheet - Page 6

• Manufacturer Part Number: AD8641
• Description: Low Power, Rail - to - Rail Output Precision JFET Amplifier in 5-lead SC70 and 8-lead SOIC lead-free packages
• Manufacturer: Analog Devices

Specifications of AD8641

• Vcc-vee: 5V to 26V
• Isy Per Amplifier: 290µA
• Packages: SC70,SOIC
• -3db Bandwidth: 3.5MHz
• Slew Rate: 3V/µs
• Vos: 50µV
• Ib: 0.25pA
• # Opamps Per Pkg: 1
• Input Noise (nv/rthz): 27.5nV/rtHz

AD8641/AD8642/AD8643
TYPICAL PERFORMANCE CHARACTERISTICS
16
14
12
10
80
70
60
50
40
30
20
10
70
60
50
40
30
20
10
8
6
4
2
0
0
0
V
V
SY
SY
= ±13V
= ± 2.5V
Figure 7. Input Offset Voltage
Figure 9. Input Offset Voltage
Figure 8. Offset Voltage Drift
OFFSET VOLTAGE (μV/°C)
V
V
OS
OS
(mV)
(mV)
V
SY
= ±13V
Rev. E | Page 6 of 16
–0.5
– 0.5
– 0.1
– 0.2
– 0.3
– 0.4
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.5
0.4
0.3
0.2
0.1
20
18
16
14
12
10
0
8
6
4
2
0
0
–15 –13 –11 –9
–15.0 –12.5 –10.0 –7.5
V
T
V
T
A
SY
SY
A
= 25°C
= 25°C
= ±13V
= ±13V
Figure 11. Input Bias Current vs. V
Figure 12. Input Bias Current vs. V
Figure 10. Offset Voltage Drift
–7
–5.0
–5
–3
T
–2.5
C
V
V
V
–1
OS
CM
CM
0
(μV/°C)
(V)
(V)
1
2.5
3
5.0
5
7
7.5
CM
CM
9
V
10.0
Data Sheet
CM
V
11
SY
= 1.5V
12.5
= 5V
13
15.0
15