OP281 Analog Devices, OP281 Datasheet - Page 11

• 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

100
100
0%
0%
90
90
10
10
50mV
A2
A2
1V
Figure 29. Small-Signal Transient Response
Figure 30. Large-Signal Transient Response
0mV
2.5V
100µs
100µs
V
A
R
C
T
V
A
R
C
T
A
A
S
S
V
L
L
V
L
L
= 25°C
= 25°C
= ±1.35V
= 1
= 100kΩ
= 50pF
= 5V
= 1
= 100kΩ
= 50pF
Rev. D | Page 11 of 20
100
100
0%
0%
90
90
10
10
500mV
A2
A2
1V
Figure 31. Large-Signal Transient Response
0.5V
2.5V
Figure 32. No Phase Reversal
1V
100µs
200µs
OP281/OP481
V
A
R
C
T
V
T
A
A
S
V
L
L
S
= 2.75V
= 100kΩ
= 50pF
= 25°C
= 5V
= 25°C
= 1