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OPA211-EP Datasheet(PDF) 5 Page - Texas Instruments

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Part # OPA211-EP
Description  1.1nV/?숰z NOISE, LOW POWER, PRECISION OPERATIONAL AMPLIFIER
PDF  26 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

OPA211-EP Datasheet(HTML) 5 Page - Texas Instruments

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OPA211-EP
www.ti.com
SBOS638 – JUNE 2012
6.1
ELECTRICAL CHARACTERISTICS: VS = ±2.25V to ±18V
BOLDFACE limits apply over the specified temperature range, TA = –55°C to +125°C.
At TA = +25°C, RL = 10kΩ connected to midsupply, VCM = VOUT = midsupply, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
OFFSET VOLTAGE
Input Offset Voltage
VOS
VS = ±15V
±20
±100
μV
Over Temperature
±180
µV
Drift
dVOS/dT
0.35
μV/°C
vs Power Supply
PSRR
VS = ±2.25V to ±18V
0.1
0.5
μV/V
Over Temperature
3
μV/V
INPUT BIAS CURRENT
Input Bias Current
IB
VCM = 0V
±50
±200
nA
Offset Current
IOS
VCM = 0V
±20
±150
nA
NOISE
Input Voltage Noise
en
f = 0.1Hz to 10Hz
80
nVPP
Input Voltage Noise Density
f = 10Hz
2
nV/
√Hz
f = 100Hz
1.4
nV/
√Hz
f = 1kHz
1.1
nV/
√Hz
Input Current Noise Density
In
f = 10Hz
3.2
pA/
√Hz
f = 1kHz
1.7
pA/
√Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
VCM
VS ≥ ±5V
(V–) + 1.8
(V+) – 1.4
V
VS < ±5V
(V–) + 2
(V+) – 1.4
V
Common-Mode Rejection Ratio
CMRR
VS ≥ ±5V, (V–) + 2V ≤ VCM ≤ (V+) – 2V
114
120
dB
VS < ±5V, (V–) + 2V ≤ VCM ≤ (V+) – 2V
108
120
dB
INPUT IMPEDANCE
Differential
20k || 8
Ω || pF
Common-Mode
Ω || pF
10
9 || 2
OPEN-LOOP GAIN
Open-Loop Voltage Gain
AOL
(V–) + 0.2V
≤ VO ≤ (V+) – 0.2V,
114
130
dB
RL = 10kΩ
AOL
(V–) + 0.6V
≤ VO ≤ (V+) – 0.6V,
110
114
dB
RL = 600Ω
Over Temperature
AOL
(V–) + 0.6V
≤ VO ≤ (V+) – 0.6V,
110
dB
IO ≤ 15mA
AOL
(V–) + 0.6V
≤ VO ≤ (V+)–0.6V,
103
dB
15mA < IO ≤ 30mA
FREQUENCY RESPONSE
Gain-Bandwidth Product
GBW
G = 100
80
MHz
G = 1
45
MHz
Slew Rate
SR
27
V/
μs
Settling Time, 0.01%
tS
VS = ±15V, G = –1, 10V Step, CL = 100pF
400
ns
0.0015% (16-bit)
VS = ±15V, G = –1, 10V Step, CL = 100pF
700
ns
Overload Recovery Time
G = –10
500
ns
Total Harmonic Distortion + Noise
THD+N
G = +1, f = 1kHz,
0.000015
%
VO = 3VRMS, RL = 600Ω
–136
dB
Copyright © 2012, Texas Instruments Incorporated
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