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ADA4084-2ARMZ Datasheet(PDF) 4 Page - Analog Devices

No. de pieza ADA4084-2ARMZ
Descripción Electrónicos  30 V, Low Noise, Rail-to-Rail Input/Output, Low Power Operational Amplifiers
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Fabricante Electrónico  AD [Analog Devices]
Página de inicio  http://www.analog.com
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ADA4084-2ARMZ Datasheet(HTML) 4 Page - Analog Devices

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ADA4084-1/ADA4084-2/ADA4084-4
Data Sheet
Rev. H | Page 4 of 35
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
VSY = 3 V, VCM = 1.5 V, TA = 25°C, unless otherwise noted.
Table 2.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
SOIC package
20
100
µV
−40°C ≤ TA ≤ +125°C
200
µV
SOT-23, MSOP, TSSOP packages
50
130
µV
−40°C ≤ TA ≤ +125°C
250
µV
ADA4084-2 LFCSP package
80
200
µV
−40°C ≤ TA ≤ +125°C
300
µV
Offset Voltage Drift
Δt/ΔT
−40°C ≤ TA ≤ +125°C
0.5
1.75
µV/°C
Offset Voltage Matching
TA = 25°C
150
µV
ADA4084-4 LFCSP package
200
µV
Input Bias Current
IB
140
250
nA
−40°C ≤ TA ≤ +125°C
400
nA
Input Offset Current
IOS
5
25
nA
−40°C ≤ TA ≤ +125°C
50
nA
Input Voltage Range
0
3
V
Common-Mode Rejection Ratio
CMRR
VCM = 0 V to 3 V
64
88
dB
−40°C ≤ TA ≤ +125°C
60
dB
Large Signal Voltage Gain
AVO
RL = 2 kΩ, 0.5 V ≤ VOUT ≤ 2.5 V
100
104
dB
−40°C ≤ TA ≤ +125°C
97
dB
Input Impedance
Differential
100||1.1
kΩ||pF
Common Mode
80||2.9
MΩ||pF
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 10 kΩ to VCM
2.90
2.95
V
−40°C ≤ TA ≤ +125°C
2.80
V
RL = 2 kΩ to VCM
2.85
2.9
V
−40°C ≤ TA ≤ +125°C
2.70
V
Output Voltage Low
VOL
RL = 10 kΩ to VCM
10
20
mV
−40°C ≤ TA ≤ +125°C
40
mV
RL = 2 kΩ to VCM
20
30
mV
−40°C ≤ TA ≤ +125°C
50
mV
Short-Circuit Current
ISC
−17/+10
mA
Closed-Loop Output Impedance
ZOUT
f = 1 kHz, AV = 1
0.1
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VSY = ±1.25 V to ±1.75 V
100
110
dB
−40°C ≤ TA ≤ +125°C
90
dB
Supply Current per Amplifier
ISY
IOUT = 0 mA
0.565
0.650
mA
−40°C ≤ TA ≤ +125°C
0.950
mA
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 2 kΩ
2.0
2.6
V/µs
Gain Bandwidth Product
GBP
VIN = 5 mV p-p, RL = 10 kΩ, AV = 100
15.4
MHz
Unity-Gain Crossover
UGC
VIN = 5 mV p-p, RL = 10 kΩ, AV = 1
8.08
MHz
Phase Margin
ΦM
86
Degrees
−3 dB Closed-Loop Bandwidth
−3 dB
AV = 1, VIN = 5 mV p-p
12.3
MHz
Settling Time
tS
AV = 10, VIN = 2 V p-p, 0.1%
4
µs
Total Harmonic Distortion Plus Noise
THD + N
VIN = 300 mV rms, RL = 2 kΩ, f = 1 kHz
0.009
%
NOISE PERFORMANCE
Voltage Noise
en p-p
0.1 Hz to 10 Hz
0.14
µV p-p
Voltage Noise Density
en
f = 1 kHz
3.9
nV/√Hz
Current Noise Density
in
f = 1 kHz
0.55
pA/√Hz


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