AD705AQ AD [Analog Devices], AD705AQ Datasheet - Page 5

• Manufacturer Part Number: AD705AQ
• Description: Picoampere Input Current Bipolar Op Amp
• Manufacturer: AD [Analog Devices]

REV. B
Figure 16. Open Loop Gain vs.
Load Resistance over Temperature
1000
100k
10M
100
Figure 10. Input Noise Voltage
Spectral Density
500
450
400
350
300
1M
10
1
Current vs. Supply Voltage
Figure 13. Quiescent Supply
1
1
0
2
SUPPLY VOLTAGE – Volts
LOAD RESISTANCE – k
5
4
10
FREQUENCY – Hz
+125 C
+25 C
+55 C
6
10
10
100
20
15
+125 C
40 60
+25 C
–55 C
1000
100
20
–
140
120
100
Figure 11. Input Noise Current
Spectral Density
80
60
40
20
20
Figure 17. Open Loop Gain and
Phase Shift vs. Frequency
0
0.01 0.1
1000
Rejection vs. Frequency
160
140
120
100
Figure 14. Common-Mode
100
80
60
40
20
10
0
1
0.1
1
1
100
1
FREQUENCY – Hz
10
10
FREQUENCY – Hz
20M
V
GAIN
10
FREQUENCY – Hz
OUT
100
–5–
100
10k
= in(2 • 10
1k 10k 100k 1M 10M
PHASE
1k
100
9
10k
)
100k
1000
120
150
180
0
30
60
90
1M
Supply Voltage
Figure 15. Power Supply Rejection
vs. Frequency
Figure 18. Output Voltage Limit vs.
Voltage
Figure 12. 0.1 Hz to 10 Hz Noise
0.5µV
180
160
140
120
100
–0.5
–1.0
–1.5
+1.5
+1.0
+0.5
+V
–V
80
60
40
20
0.1
S
S
0
0
1
+ PSRR
SUPPLY VOLTAGE – Volts
10
5
FREQUENCY – Hz
TIME – Seconds
100
5
10
1k
AD705
10k
– PSRR
15
100k
1M
10
20