OP281 Analog Devices, OP281 Datasheet - Page 4

• Manufacturer Part Number: OP281
• Description: Ultralow Power, Rail-to-Rail Output Operational Amplifier (Dual)
• Manufacturer: Analog Devices

Specifications of OP281

• -3db Bandwidth: 105kHz
• Slew Rate: 28mV/µs
• Vos: 100µV
• Ib: 3nA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 75nV/rtHz
• Vcc-vee: 2.7V to 12V
• Isy Per Amplifier: 5µA
• Packages: SOIC,SOP

OP281/OP481
V
Table 2.
Parameter
INPUT CHARACTERISTICS
OUTPUT CHARACTERISTICS
POWER SUPPLY
DYNAMIC PERFORMANCE
NOISE PERFORMANCE
1
V
S
OS
Offset Voltage
Input Bias Current
Input Offset Current
Input Voltage Range
Common-Mode Rejection Ratio
Large-Signal Voltage Gain
Offset Voltage Drift
Bias Current Drift
Offset Current Drift
Output Voltage High
Output Voltage Low
Short-Circuit Limit
Power Supply Rejection Ratio
Supply Current/Amplifier
Slew Rate
Saturation Recovery Time
Gain Bandwidth Product
Phase Margin
Voltage Noise
Voltage Noise Density
Current Noise Density
= 5.0 V, V
is tested under a no load condition.
CM
= 2.5 V, T
1
A
= 25°C, unless otherwise noted.
Symbol
V
I
I
CMRR
A
ΔV
ΔI
ΔI
V
V
I
PSRR
I
SR
GBP
φ
e
e
i
B
OS
SC
SY
n
n
n
OS
OH
OL
VO
M
B
OS
p-p
OS
/ΔT
/ΔT
/ΔT
Condition
−40°C ≤ T
−40°C ≤ T
−40°C ≤ T
V
R
−40°C ≤ T
−40°C to +85°C
R
R
V
V
−40°C ≤ T
R
0.1 Hz to 10 Hz
f = 1 kHz
L
CM
L
L
S
O
L
= 100 kΩ to GND, −40°C ≤ T
= 1 MΩ, V
= 100 kΩ to V+, −40°C ≤ T
= 100 kΩ, C
= 2.7 V to 12 V, −40°C ≤ T
Rev. D | Page 4 of 20
= 0 V
= 0 V to 4.0 V, −40°C ≤ T
A
A
A
A
A
≤ +85°C
≤ +85°C
≤ +85°C
≤ +85°C
≤ +85°C
O
= 0.5 V to 4.5 V
L
= 50 pF
A
A
A
A
≤ +85°C
≤ +85°C
≤ +85°C
≤ +85°C
Min
0
65
5
2
4.925
76
Typ
0.1
3
0.1
90
15
10
20
2
4.96
25
±3.5
95
3.2
27
120
100
74
10
75
<1
Max
1.5
2.5
10
7
4
75
4
5
Unit
mV
mV
nA
nA
V
dB
V/mV
V/mV
μV/°C
pA/°C
pA/°C
V
mV
mA
dB
μA
μA
V/ms
μs
kHz
Degrees
μV p-p
nV/√Hz
pA/√Hz