Data Sheet
OP400
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
@ VS = 15 V, TA = +25°C, unless otherwise noted.
Table 1.
OP400A/E
Min Typ
OP400F
Typ
OP400G/H
Typ Max Unit
Parameter
Symbol Conditions
Max Min
Max Min
INPUT CHARACTERISTICS
Input Offset Voltage
VOS
40
150
60
230
80
300
µV
Long-Term Input
Voltage Stability
0.1
0.1
0.1
µV/mo
Input Offset Current
Input Bias Current
Input Noise Voltage
Input Resistance
Differential Mode
IOS
IB
en p-p
RIN
VCM = 0 V
VCM = 0 V
0.1 Hz to 10 Hz
0.1
0.75
0.5
10
1.0
3.0
0.1
0.75
0.5
10
2.0
6.0
0.1
0.75
0.5
10
3.5
7.0
nA
nA
µV p-p
MΩ
Input Resistance
Common Mode
Large Signal Voltage
Gain
RINCM
AVO
200
200
200
GΩ
VO = 10 V
RL = 10 kΩ
RL = 2 kΩ
5000 12,000
2000 3500
3000
1500
12
7000
3000
13
3000
1500
12
7000
3000
13
V/mV
V/mV
V
Input Voltage Range1
IVR
12
13
Common-Mode
Rejection
CMR
VCM = 12 V
120
140
115
140
110
135
dB
Input Capacitance
CIN
VO
3.2
3.2
3.2
pF
V
OUTPUT
CHARACTERISTICS
Output Voltage Swing
POWER SUPPLY
RL = 10 kΩ
12
12.6
12
12.6
12
12.6
Power Supply Rejection PSRR
Ratio
VS = 3V to 18 V
No load
0.1
1.8
0.1
3.2
0.2
5.6
µV/V
µA
Supply Current per
Amplifier
ISY
600
725
600
725
600
725
DYNAMIC PERFORMANCE
Slew Rate
Gain Bandwidth
Product
SR
GBWP
0.1
0.15
500
0.1
0.15
500
0.1
0.15
500
V/µs
kHz
AV = 1
Channel Separation
CS
VO = 20 V p-p,
fO = 10 Hz2
AV = 1,
123
135
10
123
135
10
123
135
10
dB
nF
Capacitive Load
Stability
no oscillations
NOISE PERFORMANCE
Input Noise Voltage
Density3
Input Noise Current
Input Noise Current
Density
en
fO = 10 Hz3
22
36
18
22
11
15
0.6
36
18
22
11
15
0.6
nV/√Hz
nV/√Hz
pA p-p
pA/√Hz
fO = 1000 Hz3
0.1 Hz to 10 Hz
fO = 10 Hz
11
15
0.6
in p-p
in
1 Guaranteed by CMR test.
2 Guaranteed but not 100% tested.
3 Sample tested.
Rev. H | Page 3 of 16
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