AD820–SPECIFICATIONS
(V =
S
15 volts @ T
A
= +25 C, V
CM
= 0 V, V
OUT
= 0 V unless otherwise noted)
Min
AD820A
Typ
0.4
0.5
2
2
40
0.5
2
0.5
500
500
100
100
30
20
2000
500
45
Max
2
3
25
5
20
500
500
100
100
30
20
Min
AD820B
Typ
Max
0.3
0.5
2
2
40
0.5
2
0.5
2000
500
45
1.0
2
10
2.5
10
Units
mV
mV
µV/°C
pA
pA
nA
pA
nA
V/mV
V/mV
V/mV
V/mV
V/mV
V/mV
µV
p-p
nV/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
fA p-p
fA/√Hz
dB
MHz
kHz
V/µs
µs
µs
14
14
90
10
13
0.5
10
13
2.8
V
V
dB
dB
Ω
pF
Ω
pF
Parameter
DC PERFORMANCE
Initial Offset
Max 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
Conditions
V
CM
= 0 V
V
CM
= –10 V
V
CM
= 0 V
V
O
= +10 V to –10 V
R
L
= 100k
R
L
= 10k
T
MIN
to T
MAX
R
L
= 1k
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%
INPUT CHARACTERISTICS
Common-Mode Voltage Range
1
T
MIN
to T
MAX
CMRR
T
MIN
to T
MAX
Input Impedance
Differential
Common Mode
OUTPUT CHARACTERISTICS
Output Saturation Voltage
2
V
OL
–V
EE
T
MIN
to T
MAX
V
CC
–V
OH
T
MIN
to T
MAX
V
OL
–V
EE
T
MIN
to T
MAX
V
CC
–V
OH
T
MIN
to T
MAX
V
OL
–V
EE
T
MIN
to T
MAX
V
CC
–V
OH
T
MIN
to T
MAX
Operating Output Current
T
MIN
to T
MAX
Short Circuit Current
Capacitive Load Drive
POWER SUPPLY
Quiescent Current
Power Supply Rejection
T
MIN
to T
MAX
2
25
21
16
13
18
0.8
R
L
= 10k
V
O
=
±
10 V
–85
1.9
45
3
4.1
4.5
–15.2
–15.2
70
70
14
14
80
10
13
0.5
10
13
2.8
I
SINK
= 20
µA
I
SOURCE
= 20
µA
I
SINK
= 2 mA
I
SOURCE
= 2 mA
I
SINK
= 15 mA
I
SOURCE
= 15 mA
20
15
45
350
T
MIN
to T
MAX
V
S
+ = 5 V to 15 V
700
80
900
70
70
–15.2
–15.2
74
74
2
25
21
16
13
18
0.8
–85
1.9
45
3
4.1
4.5
V
O
p-p = 20 V
V
O
= 0 V to
±
10 V
V
CM
= –15 V to 12 V
5
10
40
80
300
800
7
10
14
20
55
80
110
160
500
1000
1500
1900
20
15
5
10
40
80
300
800
7
10
14
20
55
80
110
160
500
1000
1500
1900
45
350
700
80
900
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
70
70
µA
dB
dB
–4–
REV. B
AD [ ANALOG DEVICES ]
