Datasheet

10M
100k
10k
100 1k 100k10k
1M
LOAD RESISTANCE – Ω
OPEN-LOOP GAIN –V/V
V
S
= ±15V
V
S
= 0V, 5V
V
S
= 0V, 3V
Figure 7. Open-Loop Gain vs. Load Resistance
140
10M
100k
10k
1M
–60 –40 120100806040200–20
TEMPERATURE – °C
OPEN-LOOP GAIN – V/V
V
S
= ±15V
V
S
= 0V, 5V
V
S
= ±15V
V
S
= 0V, 5V
V
S
= ±15V
V
S
= 0V, 5V
R
L
= 100kΩ
R
L
= 10kΩ
R
L
= 600Ω
Figure 8. Open-Loop Gain vs. Temperature
300
–300
16
0
–200
–12
–100
–16
200
100
1240–4 8–8
OUTPUT VOLTAGE – V
INPUT VOLTAGE – µV
R
L
= 100kΩ
R
L
= 10kΩ
R
L
= 600Ω
Figure 9. Input Error Voltage vs. Output Voltage for
Resistive Loads
40
–40
0
300
20
–20
60
0
180 240120
POS
RAIL
OUTPUT VOLTAGE FROM SUPPLY RAILS – mV
INPUT VOLTAGE – µV
R
L
= 2kΩ
R
L
= 20kΩ
R
L
= 100kΩ
POS RAIL
NEG RAIL
NEG RAIL
NEG RAIL
POS RAIL
Figure 10. Input Error Voltage with Output Voltage within
300 mV of Either Supply Rail for Various Resistive Loads;
V
S
= ± 5 V
1k
100
1
10 10k1k1001
FREQUENCY – Hz
10
INPUT VOLTAGE NOISE – nV/
√
Hz
Figure 11. Input Voltage Noise vs. Frequency
–40
–90
–110
100 1k 100k10k
–60
–100
–80
–70
–50
FREQUENCY – Hz
THD – dB
R
L
= 10kΩ
A
CL
= –1
V
S
= ±15V; V
OUT
= 20Vp-p
V
S
= ±5V; V
OUT
= 9Vp-p
V
S
= 0V, 5V; V
OUT
= 4.5Vp-p
V
S
= 0V, 3V; V
OUT
= 2.5Vp-p
Figure 12. Total Harmonic Distortion vs. Frequency
AD820–Typical Characteristics
REV. A
–8–