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OP191GS Datasheet(PDF) 5 Page - Analog Devices

Part # OP191GS
Description  Micropower Single-Supply Rail-to-Rail Input/Output Op Amps
PDF  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

OP191GS Datasheet(HTML) 5 Page - Analog Devices

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OP191/OP291/OP491
Rev. D | Page 5 of 24
@ VO = ±5.0 V, –4.9 V ≤ VCM ≤ +4.9 V, TA = +25°C, unless otherwise noted.
Table 3.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
OP191
VOS
80
500
μV
−40°C ≤ TA ≤ +125°C
1
mV
OP291/OP491
VOS
80
700
μV
−40°C ≤ TA ≤ +125°C
1.25
mV
Input Bias Current
IB
30
65
nA
−40°C ≤ TA ≤ +125°C
95
nA
Input Offset Current
IOS
0.1
11
nA
−40°C ≤ TA ≤ +125°C
22
nA
Input Voltage Range
−5
+5
V
Common-Mode Rejection Ratio
CMRR
VCM = ±5 V
75
100
dB
−40°C ≤ TA ≤ +125°C
67
97
dB
Large Signal Voltage Gain
AVO
RL = +10 kΩ, VO = ±4.7 V
25
70
−40°C ≤ TA ≤ +125°C
50
V/mV
Offset Voltage Drift
∆VOS/∆T
1.1
μV/°C
Bias Current Drift
∆IB/∆T
100
pA/°C
Offset Current Drift
∆IOS/∆T
20
pA/°C
OUTPUT CHARACTERISTICS
Output Voltage Swing
VO
RL = 100 kΩ to GND
±4.93
±4.99
V
−40°C to +125°C
±4.90
±4.98
V
RL = 2 kΩ to GND
±4.80
±4.95
V
–40°C ≤ TA ≤ +125°C
±4.65
±4.75
V
Short-Circuit Limit
ISC
Sink/source
±8.75
±16.00
mA
−40°C to +125°C
±6
±13
mA
Open-Loop Impedance
ZOUT
f = 1 MHz, AV = 1
200
Ω
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VS = ±5 V
80
110
dB
−40°C ≤ TA ≤ +125°C
75
100
dB
Supply Current/Amplifier
ISY
VO = 0 V
260
420
μA
−40°C ≤ TA ≤ +125°C
390
550
μA
DYNAMIC PERFORMANCE
Slew Rate
±SR
RL = 10 kΩ
0.5
V/μs
Full-Power Bandwidth
BWP
1% distortion
1.2
kHz
Settling Time
tS
To 0.01%
22
μs
Gain Bandwidth Product
GBP
3
MHz
Phase Margin
θO
45
Degrees
Channel Separation
CS
f = 1 kHz
145
dB
NOISE PERFORMANCE
Voltage Noise
en p-p
0.1 Hz to 10 Hz
2
μV p-p
Voltage Noise Density
en
f = 1 kHz
42
nV/√Hz
Current Noise Density
in
0.8
pA/√Hz



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