AD822
V
S
= 0, 3 V @ T
A
= 25°C, V
CM
= 0 V, V
OUT
= 0.2 V, unless otherwise noted.
Table 4.
Parameter
DC PERFORMANCE
Initial Offset
Maximum Offset Over Temperature
Offset Drift
Input Bias Current
at T
MAX
Input Offset Current
at T
MAX
Open-Loop Gain
T
MIN
to T
MAX
T
MIN
to T
MAX
T
MIN
to T
MAX
NOISE/HARMONIC PERFORMANCE
Input Voltage Noise
0.1 Hz to 10 Hz
f = 10 Hz
f = 100 Hz
f = 1 kHz
f = 10 kHz
Input Current Noise
0.1 Hz to 10 Hz
f = 1 kHz
Harmonic Distortion
f = 10 kHz
DYNAMIC PERFORMANCE
Unity Gain Frequency
Full Power Response
Slew Rate
Settling Time
to 0.1%
to 0.01%
MATCHING CHARACTERISTICS
Offset Drift
Crosstalk @ f = 1 kHz
f = 100 kHz
INPUT CHARACTERISTICS
Common-Mode Rejection Ratio (CMRR)
T
MIN
to T
MAX
Input Impedance
Differential
Common Mode
Conditions
Typ
0.2
0.5
1
2
0.5
2
0.5
1000
150
30
Unit
mV
mV
μV/°C
pA
nA
pA
nA
V/mV
V/mV
V/mV
V
CM
= 0 V to 2 V
V
O
= 0.2 V to 2 V
R
L
= 100 kΩ
R
L
= 10 kΩ
R
L
= 1 kΩ
2
25
21
16
13
18
0.8
R
L
= 10 kΩ to 1.5 V
V
O
= ±1.25 V
−92
1.5
240
3
1
1.4
2
−130
−93
74
μV p-p
nV/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
fA p-p
fA/√Hz
dB
MHz
kHz
V/μs
μs
μs
μV/°C
dB
dB
dB
V
O
p-p = 2.5 V
V
O
= 0.2 V to 2.5 V
R
L
= 5 kΩ
V
CM
= 0 V to 1 V
10
13
||0.5
10
13
||2.8
Ω||pF
Ω||pF
Rev. G | Page 10 of 28