Data Sheet OP270
Rev. F | Page 3 of 20
SPECIFICATIONS
V
S
= ±15 V, T
A
= 25°C, unless otherwise noted.
Table 1.
Parameter Symbol Test Conditions
OP270E OP270F OP270G
Unit Min Typ Max Min Typ Max Min Typ Max
Input Offset Voltage V
OS
10 75 20 150 50 250 μV
Input Offset Current I
OS
V
CM
= 0 V 1 10 3 15 5 20 nA
Input Bias Current I
B
V
CM
= 0 V 5 20 10 40 15 60 nA
Input Noise Voltage
1
e
n
p-p 0.1 Hz to 10 Hz 80 200 80 200 80 nV p-p
Input Noise Voltage Density
2
e
n
f
O
= 10 Hz 3.6 6.5 3.6 6.5 3.6 nV/√Hz
e
n
f
O
= 100 Hz 3.2 5.5 3.2 5.5 3.2 nV/√Hz
e
n
f
O
= 1 kHz 3.2 5.0 3.2 5.0 3.2 nV/√Hz
Input Noise Current Density i
n
f
O
= 10 Hz 1.1 1.1 1.1 pA/√Hz
i
n
f
O
= 100 Hz 0.7 0.7 0.7 pA/√Hz
i
n
f
O
= 1 kHz 0.6 0.6 0.6 pA/√Hz
Large-Signal Voltage Gain A
VO
V
O
= ±10 V,
R
L
= 10 kΩ
1500 2300 1000 1700 750 1500 V/mV
V
O
= ±10 V,
R
L
= 2 kΩ
750 1200 500 900 350 700 V/mV
Input Voltage Range
3
IVR ±12 ±12.5 ±12 ±12.5 ±12 ±12.5 V
Output Voltage Swing V
O
R
L
≥ 2 kΩ ±12 ±13.5 ±12 ±13.5 ±12 ±13.5 V
Common-Mode Rejection CMR V
CM
= ±11 V 106 125 100 120 90 110 dB
Power Supply Rejection
Ratio
PSRR
V
S
= ±4.5 V
to ±18 V
0.56 3.2 1.0 5.6 1.5 5.6 μV/V
Slew Rate SR 1.7 2.4 1.7 2.4 1.7 2.4 V/μs
Supply Current
(All Amplifiers)
I
SY
No load 4 6.5 4 6.5 4 6.5 mA
Gain Bandwidth Product GBP 5 5 5 MHz
Channel Separation
1
CS
V
O
= ±20 V p-p,
f
O
= 10 Hz
125 175 125 175 175 dB
Input Capacitance C
IN
3 3 3 pF
Input Resistance
Differential Mode R
IN
0.4 0.4 0.4 MΩ
Common Mode R
INCM
20 20 20 GΩ
Settling Time t
S
A
V
= +1, 10 V,
step to 0.01%
5 5 5 μs
1
Guaranteed but not 100% tested.
2
Sample tested.
3
Guaranteed by CMR test.