AD8657 Analog Devices, AD8657 Datasheet - Page 8

• Manufacturer Part Number: AD8657
• Description: Precision, Micropower 18 V CMOS RRIO Op Amp
• Manufacturer: Analog Devices

Specifications of AD8657

• Vcc-vee: 2.7V to 18V
• Isy Per Amplifier: 18µA
• Packages: SOP,CSP
• -3db Bandwidth: 200kHz
• Slew Rate: 0.07V/µs
• Vos: 350µV
• Ib: 5pA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 50nV/rtHz

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