ADA4084-2(RevA) View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
ADA4084-2
(Rev.:RevA)
(Rev.:RevA)
Analog Devices
ADA4084-2 Datasheet PDF : 24 Pages
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Data Sheet
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
VSY = 3 V, VCM =1.5 V, TA = 25°C, unless otherwise noted.
Table 2.
Parameter
INPUT CHARACTERISTICS
Offset Voltage1
Offset Voltage Drift
Offset Voltage Matching
Input Bias Current
Input Offset Current
Input Voltage Range
Common-Mode Rejection Ratio
Large Signal Voltage Gain
Input Impedance, Differential
Input Impedance, Common-Mode
OUTPUT CHARACTERISTICS
Output Voltage High
Output Voltage Low
Short-Circuit Current
POWER SUPPLY
Power Supply Rejection Ratio
Supply Current/Amplifier
DYNAMIC PERFORMANCE
Slew Rate
Gain Bandwidth Product
Unity-Gain Crossover
Phase Margin
−3 dB Closed-Loop Bandwidth
NOISE PERFORMANCE
Voltage Noise
Voltage Noise Density
Current Noise Density
Symbol Test Conditions/Comments
VOS
ΔVOS/ΔT
IB
IOS
SOIC package
−40°C ≤ TA ≤ +125°C
MSOP package
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
Channel A vs. Channel B, TA = 25°C
–40°C ≤ TA ≤ +125°C
–40°C ≤ TA ≤ +125°C
CMRR
AVO
VCM = 0 V to 3 V
−40°C ≤ TA ≤ +125°C
RL = 2 kΩ, 0.5 V ≤ VO ≤ 2.5 V
RL = 2 kΩ, −40°C ≤ TA ≤ +125°C
VOH
VOL
ISC
PSRR
ISY
SR
GBP
UGC
ΦM
−3 dB
en p-p
en
in
RL = 10 kΩ to VCM
–40°C ≤ TA ≤ +125°C
RL = 2 kΩ to VCM
–40°C ≤ TA ≤ +125°C
RL = 10 kΩ to VCM
–40°C ≤ TA ≤ +125°C
RL = 2 kΩ to VCM
–40°C ≤ TA ≤ +125°C
VSY = ±1.25 V to ±1.75 V
–40°C ≤ TA ≤ +125°C
IO = 0 mA
–40°C ≤ TA ≤ +125°C
RL = 2 kΩ
VIN = 5 mV p-p, RL = 10 kΩ, AV = 100
VIN = 5 mV p-p, RL = 10 kΩ, AV = 1
AV = 1, VIN = 5 mV p-p
0.1 Hz to 10 Hz
f = 1 kHz
f = 1 kHz
1 Offset voltage does not include solder heat resistance.
Rev. A | Page 3 of 24
ADA4084-2
Min Typ
Max Unit
100 μV
200 μV
130 μV
250 μV
0.5
1.75 µV/°C
150 μV
140
300 nA
450 nA
25 nA
50 nA
0
3
V
64
80
dB
60
dB
100 104
dB
97
dB
100||1.1
kΩ||pF
80||2.9
MΩ||pF
2.85 2.95
V
2.8
V
2.8
2.9
V
2.7
V
10
20 mV
40 mV
50 mV
75 mV
−17/+10
mA
100 110
90
565
dB
dB
650 µA
950 µA
2.0
2.6
15.4
8.08
86
12.3
V/µs
MHz
MHz
Degrees
MHz
0.14
μV p-p
3.9
nV/√Hz
0.55
pA/√Hz
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