Data Sheet
OP400
Rev. H | Page 3 of 16
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
@ VS = ±15 V, TA = +25°C, unless otherwise noted.
Table 1.
OP400A/E
OP400F
OP400G/H
Parameter
Symbol
Conditions
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Input Offset Voltage
VOS
40
150
60
230
80
300
V
Long-Term Input
Voltage Stability
0.1
V/mo
Input Offset Current
IOS
VCM = 0 V
0.1
1.0
0.1
2.0
0.1
3.5
nA
Input Bias Current
IB
VCM = 0 V
0.75
3.0
0.75
6.0
0.75
7.0
nA
Input Noise Voltage
en p-p
0.1 Hz to 10 Hz
0.5
V p-p
Input Resistance
Differential Mode
RIN
10
MΩ
Input Resistance
Common Mode
RINCM
200
GΩ
Large Signal Voltage
Gain
AVO
VO = ±10 V
RL = 10 kΩ
5000 12,000
3000
7000
3000
7000
V/mV
RL = 2 kΩ
2000
3500
1500
3000
1500
3000
V/mV
IVR
±12
±13
±12
±13
±12
±13
V
Common-Mode
Rejection
CMR
VCM = 12 V
120
140
115
140
110
135
dB
Input Capacitance
CIN
3.2
pF
OUTPUT
CHARACTERISTICS
Output Voltage Swing
VO
RL = 10 kΩ
±12
±12.6
±12
±12.6
±12
±12.6
V
POWER SUPPLY
Power Supply Rejection
Ratio
PSRR
VS = 3 V to 18 V
0.1
1.8
0.1
3.2
0.2
5.6
V/V
Supply Current per
Amplifier
ISY
No load
600
725
600
725
600
725
A
DYNAMIC PERFORMANCE
Slew Rate
SR
0.1
0.15
0.1
0.15
0.1
0.15
V/s
Gain Bandwidth
Product
GBWP
AV = 1
500
kHz
Channel Separation
CS
VO = 20 V p-p,
123
135
123
135
123
135
dB
Capacitive Load
Stability
AV = 1,
no oscillations
10
nF
NOISE PERFORMANCE
Input Noise Voltage
en
22
36
22
36
22
nV/√Hz
11
18
11
18
11
nV/√Hz
Input Noise Current
in p-p
0.1 Hz to 10 Hz
15
pA p-p
Input Noise Current
Density
in
fO = 10 Hz
0.6
pA/√Hz
1
Guaranteed by CMR test.
2
Guaranteed but not 100% tested.
3
Sample tested.