OP191 Datasheet, PDF (4/20 Pages) Analog Devices – Micropower Single-Supply Rail-to-Rail Input/Output Op Amps

OP191/OP291/OP491
ELECTRICAL SPECIFICATIONS ^{(@ V}O ^{= ±5.0 V, –4.9 V ≤ V}CM ^{≤ +4.9 V, T}A ^{= +25°C unless otherwise noted)}
Parameter
INPUT CHARACTERISTICS
Offset Voltage OP191
OP291/OP491
Input Bias Current
Input Offset Current
Input Voltage Range
Common-Mode Rejection
Large Signal Voltage Gain
Offset Voltage Drift
Bias Current Drift
Offset Current Drift
OUTPUT CHARACTERISTICS
Output Voltage Swing
Short Circuit Limit
Open Loop Impedance
POWER SUPPLY
Power Supply Rejection Ratio
Supply Current/Amplifier
DYNAMIC PERFORMANCE
Slew Rate
Full-Power Bandwidth
Settling Time
Gain Bandwidth Product
Phase Margin
Channel Separation
NOISE PERFORMANCE
Voltage Noise
Voltage Noise Density
Current Noise Density
Specifications subject to change without notice.
Symbol
V_OS
V_OS
I_B
I_OS
CMR
A_VO
∆V_OS/∆T
∆I_B/∆T
∆I_OS/∆T
V_O
I_SC
Z_OUT
PSRR
I_SY
± SR
BW_P
t_S
GBP
θ_O
CS
e_n p-p
e_n
i_n
Conditions
–40 ≤ T_A ≤ +125°C
–40 ≤ T_A ≤ +125°C
–40 ≤ T_A ≤ +125°C
–40 ≤ T_A ≤ +125°C
V_CM = ± 5 V
–40 ≤ T_A ≤ +125°C
R_L = 10 kΩ, V_O = ± 4.7 V,
–40 ≤ T_A ≤ +125°C
R_L = 100 kΩ to GND
–40°C to +125°C
R_L = 2 kΩ to GND
–40 ≤ T_A ≤ +125°C
Sink/Source
–40°C to +125°C
f = 1 MHz, A_V = 1
V_S = ± 5 V
–40 ≤ T_A ≤ +125°C
V_O = 0 V
–40 ≤ T_A ≤ +125°C
R_L =10 kΩ
1% Distortion
To 0.01%
f = 1 kHz
0.1 Hz to 10 Hz
f = 1 kHz
5V
100
90
INPUT
OUTPUT
V_S = ±5V
R_L = 2kΩ
A_V = +1
VI_N = 20Vp-p
Min Typ Max
80
500
1
80
700
1.25
30
50
70
0.1 8
16
–5
+5
75
100
67
97
25
70
50
1.1
100
20
± 4.93
± 4.90
± 4.80
± 4.65
± 8.75
±6
± 4.99
± 4.98
± 4.95
± 4.75
± 16
± 13
200
80
110
70
100
260 420
390 550
0.5
1.2
22
3
45
145
2
35
0.8
Units
µV
mV
µV
mV
nA
nA
nA
nA
V
dB
dB
V/mV
µV/°C
pA/°C
pA/°C
V
V
V
V
mA
mA
Ω
dB
dB
µA
µA
V/µs
kHz
µs
MHz
Degrees
dB
µV p-p
nV/√Hz
pA/√Hz
10
0%
5V
200µs
Figure 1. Input and Output with Inputs Overdriven by 5 V
–4–
REV. 0