OP297
Rev. G | Page 3 of 16
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
@ V
S
= ±15 V, T
A
= 25°C, unless otherwise noted.
Table 1.
OP297E OP297F OP297G
Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Input Offset Voltage V
OS
25 50 50 100 80 200 µV
Long-Term Input Voltage
Stability
0.1 0.1 0.1 µV/month
Input Offset Current I
OS
V
CM
= 0 V 20 100 35 150 50 200 pA
Input Bias Current I
B
V
CM
= 0 V +20 ±100 +35 ±150 +50 ±200 pA
Input Noise Voltage e
n
p-p
0.1 Hz to 10 Hz 0.5 0.5 0.5 V p-p
Input Noise Voltage Density e
n
f
OUT
= 10 Hz 20 20 20 nV/√Hz
f
OUT
= 1000 Hz 17 17 17 nV/√Hz
Input Noise Current Density i
n
f
OUT
= 10 Hz 20 20 20 fA/√Hz
Input Resistance
Differential Mode R
IN
30 30 30 MΩ
Common-Mode R
INCM
500 500 500 GΩ
Large Signal Voltage Gain A
VO
V
OUT
= ±10 V,
R
L
= 2 kΩ
2000 4000 1500 3200 1200 3200 V/mV
Input Voltage Range
1
V
CM
±13 ±14 ±13 ±14 ±13 ±14 V
Common-Mode Rejection CMRR V
CM
= ±13 V 120 140 114 135 114 135 dB
Power Supply Rejection PSRR V
S
= ±2 V to
±20 V
120 130 114 125 114 125 dB
Output Voltage Swing V
OUT
R
L
= 10 kΩ ±13 ±14 ±13 ±14 ±13 ±14 V
R
L
= 2 kΩ ±13 ±13.7 ±13 ±13.7 ±13 ±13.7 V
Supply Current per Amplifier I
SY
No load 525 625 525 625 525 625 µA
Supply Voltage V
S
Operating range ±2 ±20 ±2 ±20 ±2 ±20 V
Slew Rate SR 0.05 0.15 0.05 0.15 0.05 0.15 V/µs
Gain Bandwidth Product GBWP A
V
= +1 500 500 500 kHz
Channel Separation CS V
OUT
= 20 V p-p,
f
OUT
= 10 Hz
150 150 150 dB
Input Capacitance C
IN
3 3 3 pF
1
Guaranteed by CMR test.
@ V
S
= ±15 V, −40°C ≤ T
A
≤ +85°C, unless otherwise noted.
Table 2.
OP297E OP297F OP297G
Parameter Symbol Conditions Min Typ Max Min Typ Max Min Typ Max Unit
Input Offset Voltage V
OS
35 100 80 300 110 400 V
Average Input Offset Voltage Drift TCV
OS
0.2 0.6 0.5 2.0 0.6 2.0 V/°C
Input Offset Current I
OS
V
CM
= 0 V 50 450 80 750 80 750 pA
Input Bias Current I
B
V
CM
= 0 V +50 ±450 +80 ±750 +80 ±750 pA
Large Signal Voltage Gain A
VO
V
OUT
= ±10 V,
R
L
= 2 kΩ
1200 3200 1000 2500 800 2500 V/mV
Input Voltage Range
1
V
CM
±13 ±13.5 ±13 ±13.5 ±13 ±13.5 V
Common-Mode Rejection CMRR V
CM
= ±13 114 130 108 130 108 130 dB
Power Supply Rejection PSRR V
S
= ±2.5 V to
±20 V
114 108 108 dB
Output Voltage Swing V
OUT
R
L
= 10 kΩ ±13 ±13.4 ±13 ±13.4 ±13 ±13.4 V
Supply Current per Amplifier I
SY
No load 550 750 550 750 550 750 A
Supply Voltage V
S
Operating range ±2.5 ±20 ±2.5 ±20 ±2.5 ±20 V
1
Guaranteed by CMR test.