AD823A Analog Devices, AD823A Datasheet - Page 7

• Manufacturer Part Number: AD823A
• Description: Dual, 16 Mhz, Rail-to-rail Fet Input Amplifier
• Manufacturer: Analog Devices

REV. 0
Figure 11. Open-Loop Gain vs. Output Voltage, V
Figure 12. Total Harmonic Distortion vs. Frequency
Figure 10. Open-Loop Gain vs. Load Resistance
–100
–110
110
100
–40
–50
–60
–70
–80
–90
100
90
80
70
60
0.1
1k
10
100
100
1
–2.5
V
V
R
V
V
R
S
OUT
L
S
OUT
L
–2.0
= 2.5V
= 1k
= +3V
= 100
= 2Vp-p
= 2Vp-p
–1.5
1k
1k
–1.0
OUTPUT VOLTAGE – Volts
LOAD RESISTANCE –
V
V
R
S
OUT
L
FREQUENCY – Hz
–0.5
= 15V
= 600
= 10Vp-p,
R
10k
R
R
L
0
L
L
= 10k
10k
= 100
= 1k
0.5
V
V
R
V
1.0
S
OUT
L
S
V
V
R
100k
= +5V
= 5k
R
=
S
OUT
L
L
= 2Vp-p
= +3V,
= 5k
= 600
1.5
100k
2.5V
= 2Vp-p,
ALL
OTHERS
2.0
S
500k
= 2.5 V
1M
2.5
–7–
Figure 14. Open-Loop Gain and Phase vs. Frequency
Figure 15. Input Voltage Noise vs. Frequency
Figure 13. Open-Loop Gain vs. Temperature
100
–20
100
80
60
40
20
100
95
94
93
92
91
90
89
88
87
86
0
30
10
3
–55
10
R
C
L
L
1k
= 2k
= 20pF
–25
100
10k
5
FREQUENCY – Hz
TEMPERATURE – C
FREQUENCY – Hz
1k
100k
35
GAIN
10k
1M
65
PHASE
10M
V
V
R
100k
S
S
L
= +5V
= +5V
= 2k
95
AD823
100M
100
80
60
40
20
0
–20
125
1M