AD8644 Analog Devices, AD8644 Datasheet - Page 6

• Manufacturer Part Number: AD8644
• Description: 18 V Operational Amplifier (Quad)
• Manufacturer: Analog Devices

Specifications of AD8644

• -3db Bandwidth: 5.5MHz
• Slew Rate: 7.5V/µs
• Vos: 1mV
• Ib: 80nA
• # Opamps Per Pkg: 4
• Input Noise (nv/rthz): 12nV/rtHz
• Vcc-vee: 5V to 18V
• Isy Per Amplifier: 1.1mA
• Packages: SOIC,SOP

AD8614/AD8644
Figure 12. Input Bias Current vs. Common-Mode Voltage, V
1000
–100
–200
–300
–400
10k
100
900
800
700
600
500
400
300
200
100
400
300
200
100
Figure 10. Output Voltage to Supply Rail vs. Load Current
1k
10
0.001
1
0
0
–2.5
0
5V ≤ V
T
T
A
V
A
Figure 11. Supply Current vs. Supply Voltage
S
= 25°C
= 25°C
1
= ±2.5V
S
≤ 18V
0.01
–1.5
2
COMMON-MODE VOLTAGE (V)
3
SUPPLY VOLTAGE (±V)
LOAD CURRENT (mA)
–0.5
0.1
4
SINK
5
0.5
1
6
SOURCE
7
1.5
10
8
S
9
= ±2.5 V
100
2.5
10
Rev. B | Page 6 of 16
Figure 13. Input Bias Current vs. Common-Mode Voltage, V
–100
–200
–300
–400
400
300
200
100
180
160
140
120
100
1.0
0.9
0.8
0.7
0.6
0.5
80
60
40
20
0
0
–35
–9
–2.0
V
S
Figure 14. Input Offset Voltage Distribution
= ±9V
Figure 15. Supply Current vs. Temperature
–7
–1.5
–15
–5
–1.0
INPUT OFFSET VOLTAGE (mV)
COMMON-MODE VOLTAGE (V)
–3
5
TEMPERATURE (°C)
–0.5
–1
25
0
0
V
V
0.5
1
S
S
= 18V
= 5V
45
3
1.0
2.5V ≤ V
T
A
5
= 25°C
1.5
65
S
7
S
≤ 9V
= ±9 V
2.0
85
9