OP191 Datasheet, PDF (2/20 Pages) Analog Devices – Micropower Single-Supply Rail-to-Rail Input/Output Op Amps

OP191/OP291/OP491–SPECIFICATIONS
ELECTRICAL SPECIFICATIONS^{(@ V}S ^{= +3.0 V, V}CM ^{= 0.1 V, V}O ^{= 1.4 V, T}A ^{= +25°C unless otherwise noted)}
Parameter
Symbol
Conditions
Min Typ Max
INPUT CHARACTERISTICS
Offset Voltage OP191G
OP291/OP491G
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 CHARACTERISTICS
Output Voltage High
V_OS
V_OS
I_B
I_OS
CMRR
A_VO
∆V_OS/∆T
∆I_B/∆T
∆I_OS/∆T
V_OH
Output Voltage Low
V_OL
Short Circuit Limit
Open Loop Impedance
POWER SUPPLY
Power Supply Rejection Ratio
Supply Current/Amplifier
I_SC
Z_OUT
PSRR
I_SY
DYNAMIC PERFORMANCE
Slew Rate
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.
+SR
–SR
BW_P
t_S
GBP
θ_O
CS
e_n p-p
e_n
i_n
–40 ≤ T_A ≤ +125°C
–40 ≤ T_A ≤ +125°C
–40 ≤ T_A ≤ +125°C
–40 ≤ T_A ≤ +125°C
0
V_CM = 0 V to 2.9 V
70
–40 ≤ T_A ≤ +125°C
65
R_L = 10 kΩ , V_O = 0.3 V to 2.7 V 25
–40 ≤ T_A ≤ +125°C
80
500
1
80
700
1.25
30
50
70
0.1 8
16
3
90
87
70
50
1.1
100
20
R_L = 100 kΩ to GND
–40°C to +125°C
R_L = 2 kΩ to GND
–40°C to +125°C
R_L = 100 kΩ to V+
–40°C to +125°C
R_L = 2 kΩ to V+
–40°C to +125°C
Sink/Source
–40°C to +125°C
f = 1 MHz, A_V = 1
2.95 2.99
2.90 2.98
2.8 2.9
2.70 2.8
4.5 10
35
40
75
130
± 8.75 ± 13.5
± 6.0 ± 10.5
200
V_S = 2.7 V to 12 V
–40°C ≤ T_A ≤ +125°C
V_O = 0 V
–40°C ≤ T_A ≤ +125°C
R_L = 10 kΩ
R_L = 10 kΩ
1% Distortion
To 0.01%
f = 1 kHz, R_L = 10 kΩ
80
110
75
110
200 350
330 480
0.4
0.4
1.2
22
3
45
145
0.1 Hz to 10 Hz
2
f = 1 kHz
35
0.8
Units
µV
mV
µV
mV
nA
nA
nA
nA
V
dB
dB
V/mV
V/mV
µV/°C
pA/°C
pA/°C
V
V
V
V
mV
mV
mV
mV
mA
mA
Ω
dB
dB
µA
µA
V/µs
V/µs
kHz
µs
MHz
Degrees
dB
µV p-p
nV/√Hz
pA/√Hz
–2–
REV. 0