OP400 Data Sheet
Rev. H | Page 4 of 16
@ V
S
= ±15 V, −55°C ≤ T
A
≤ +125°C for OP400A, unless otherwise noted.
Table 2.
Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Input Offset Voltage V
OS
70 270 µV
Average Input Offset Voltage Drift TCV
OS
0.3 1.2 µV/°C
OS
CM
Input Bias Current I
B
V
CM
= 0 V 1.3 5.0 nA
Large Signal Voltage Gain A
VO
V
O
= ±10 V, R
L
= 10 kΩ 3000 9000 V/mV
R
L
= 2 kΩ 1000 2300
Input Voltage Range
1
IVR ±12 ±12.5 V
CM
OUTPUT CHARACTERISTICS
Output Voltage Swing V
O
R
L
= 10 kΩ ±12 ±12.4
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
O
= 3 V to 18 V 0.2 3.2 µV/V
Supply Current per Amplifier I
SY
No load 600 775 µA
DYNAMIC PERFORMANCE
Capacitive Load Stability A
V
= 1, no oscillations 8 nF
1
Guaranteed by CMR test.
@ V
S
= ±15 V, −25°C ≤ T
A
≤ +85°C for OP400E/F, 0°C ≤ T
A
≤ 70°C for OP400G, −40°C ≤ T
A
≤ +85°C for OP400H, unless otherwise noted.
Table 3.
OP400E OP400F OP400G/H
Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
INPUT CHARACTERISTICS
Input Offset Voltage V
OS
60 220 80 350 110 400 µV
Average Input Offset
Voltage Drift
TCV
OS
0.3 1.2 0.3 2.0 0.6 2.5 µV/°C
Input Offset Current I
OS
V
CM
= 0 V
E, F, G grades 0.1 2.5 0.1 3.5 0.2 6.0 nA
H grade 0.2 12.0 nA
Input Bias Current I
B
V
CM
= 0 V
E, F, G grades 0.9 5.0 0.9 10.0 1.0 12.0 nA
Large-Signal Voltage Gain A
VO
V
CM
= 0 V
R
L
= 10 kΩ 3000 10,000 2000 5000 2000 5000 V/mV
R
L
= 2 kΩ 1500 2700 1000 2000 1000 2000 V/mV
Input Voltage Range
1
IVR ±12 ±12.5 ±12 ±12.5 ±12 ±12.5 V
Common-Mode Rejection CMR V
CM
= ±12 V 115 135 110 135 105 130 dB
OUTPUT CHARACTERISTICS
Output Voltage Swing V
O
R
L
= 10 kΩ ±12 ±12.4 ±12 ±12.4 ±12 ±12.6 V
R
L
= 2 kΩ ±11 ±12 ±11 ±12 ±11 ±12.2 V
POWER SUPPLY
Power Supply Rejection
Ratio
PSRR V
S
= ±3 V to
±18 V
0.15 3.2 0.15 5.6 0.3 10.0 µV/V
Supply Current per
Amplifier
I
SY
No load 600 775 600 775 600 775 µA
Capacitive Load Stability No oscillations 10 10 10 nF
1
Guaranteed by CMR test.