Datasheet

AD822 Data Sheet
Rev. J | Page 8 of 24
V
S
= ±15 V at T
A
= 25°C, V
CM
= 0 V, V
OUT
= 0 V, unless otherwise noted.
Table 3.
Parameter Test Conditions/Comments
A Grade B Grade
Unit Min Typ Max Min Typ Max
DC PERFORMANCE
Initial Offset 0.4 2 0.3 1.5 mV
Maximum Offset Over Temperature 0.5 3 0.5 2.5 mV
Offset Drift 2 2 µV/°C
Input Bias Current V
CM
= 0 V 2 25 2 12 pA
V
CM
= −10 V 40 40 pA
At T
MAX
V
CM
= 0 V 0.5 5 0.5 2.5 nA
Input Offset Current 2 20 2 12 pA
At T
MAX
0.5 0.5 nA
Open-Loop Gain V
OUT
= −10 V to +10 V
R
L
= 100 kΩ 500 2000 500 2000 V/mV
T
MIN
to T
MAX
500 500 V/mV
R
L
= 10 kΩ 100 500 100 500 V/mV
T
MIN
to T
MAX
100 100 V/mV
R
L
= 1 kΩ 30 45 30 45 V/mV
T
MIN
to T
MAX
20
20
V/mV
NOISE/HARMONIC PERFORMANCE
Input Voltage Noise
f = 0.1 Hz to 10 Hz 2 2 µV p-p
f = 10 Hz 25 25 nV/√Hz
f = 100 Hz 21 21 nV/√Hz
f = 1 kHz 16 16 nV/√Hz
f = 10 kHz 13 13 nV/√Hz
Input Current Noise
f = 0.1 Hz to 10 Hz 18 18 fA p-p
f = 1 kHz 0.8 0.8 fA/√Hz
Harmonic Distortion R
L
= 10 kΩ
f = 10 kHz V
OUT
= ±10 V −85 −85 dB
DYNAMIC PERFORMANCE
Unity-Gain Frequency 1.9 1.9 MHz
Full Power Response V
OUT
p-p = 20 V 45 45 kHz
Slew Rate 3 3 V/µs
Settling Time
to 0.1% V
OUT
= 0 V to ±10 V 4.1 4.1 µs
to 0.01% V
OUT
= 0 V to ±10 V 4.5 4.5 µs
MATCHING CHARACTERISTICS
Initial Offset 3 2 mV
Maximum Offset Over Temperature 4 2.5 mV
Offset Drift 3 3 µV/°C
Input Bias Current 25 12 pA
Crosstalk @ f = 1 kHz
R
L
= 5 kΩ
−130
−130
dB
Crosstalk @ f = 100 kHz R
L
= 5 kΩ −93 −93 dB
INPUT CHARACTERISTICS
Input Voltage Range
1
, T
MIN
to T
MAX
−15.2
+14
−15.2
+14
V
Common-Mode Rejection Ratio (CMRR) V
CM
= −15 V to +12 V 70 80 74 90 dB
T
MIN
to T
MAX
V
CM
= −15 V to +12 V 70 74 dB
Input Impedance
Differential 10
13
||0.5 10
13
||0.5 Ω||pF
Common Mode 10
13
||2.8 10
13
||2.8 Ω||pF