AD645 AD [Analog Devices], AD645 Datasheet - Page 5

• Manufacturer Part Number: AD645
• Description: Low Noise, Low Drift FET Op Amp
• Manufacturer: AD [Analog Devices]

REV. B
Figure 16. Input Bias Current vs.
Common-Mode Voltage
Figure 19. Common-Mode
Rejection vs. Input Common-Mode
Voltage
Figure 22. Gain-Bandwidth and
Slew Rate vs. Supply Voltage
4.0
1.0
3.0
2.0
120
110
100
0
90
80
70
0.1
–
1.0
10
15
–
20
–
–
COMMON MODE VOLTAGE – Volts
15
10
COMMON MODE VOLTAGE – Volts
5
SUPPLY VOLTAGE – ±Volts
–
10
GAIN-BANDWIDTH
SLEW RATE
–
5
5 –
10
0
0
T
V
H PACKAGE
5
A
S
15
= +25 C
= 15V
5
10
10
20
2.0
15
4.0
3.0
15
–
Figure 17. Power Supply Rejection
vs. Frequency
110
Figure 20. Open-Loop Gain and
Phase Shift vs. Frequency
100
20
60
80
40
20
120
0
100
10
150
140
130
120
110
100
80
60
40
160
20
Figure 23. Open-Loop Gain vs.
Temperature
0
–
1
60
100
–
40
10
–
–
20
PSRR
100
1k
FREQUENCY – Hz
FREQUENCY – Hz
0
TEMPERATURE – C
10k
–5–
1k
20
PHASE
V = 15V
V = 10V
RL = 2k
S
O
GAIN
40
10k
100k
+
PSRR
60
100k
1M
80
100 120 140
1M
10M
–
–
–
–
90
135
180
45
10M
Figure 18. Common-Mode
Rejection vs. Frequency
Figure 21. Gain-Bandwidth Product
and Slew Rate vs. Temperature
Figure 24. Large Signal Frequency
Response
3.0
2.0
1.0
120
100
0
25
80
60
40
20
–
35
30
20
15
10
0
5
0
60
1k
1
–
40
10
–
20
100
GAIN-BANDWIDTH
0
TEMPERATURE – C
10k
FREQUENCY – Hz
FREQUENCY – Hz
20
1k
40
60
10k
SLEW RATE
100k
AD645
80
100k
100 120 140
1M
1.0
4.0
3.0
2.0
1M
10M