ADA4084-2
Data Sheet
Rev. C | Page 4 of 28
VSY = ±5.0 V, VCM = 0 V, TA = 25°C, unless otherwise noted.
Table 3.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
SOIC package
100
μV
40°C ≤ TA ≤ +125°C
250
μV
MSOP package
130
μV
40°C ≤ TA ≤ +125°C
250
μV
LFCSP package
200
μV
40°C ≤ TA ≤ +125°C
300
μV
Offset Voltage Drift
ΔVOS/ΔT
40°C ≤ TA ≤ +125°C
0.5
1.75
μV/°C
Offset Voltage Matching
Channel A vs. Channel B, TA = 25°C
150
μV
Input Bias Current
IB
140
300
nA
40°C ≤ TA ≤ +125°C
450
nA
Input Offset Current
IOS
25
nA
40°C ≤ TA ≤ +125°C
50
nA
Input Voltage Range
5
+5
V
Common-Mode Rejection Ratio
CMRR
VCM = ±4 V
106
124
dB
VCM = ±5 V, 40°C ≤ TA ≤ +125°C
76
dB
Large Signal Voltage Gain
AVO
RL = 2 k, 4 V ≤ VO ≤ 4 V
108
112
dB
RL = 2 k, 40°C ≤ TA ≤ +125°C
103
dB
Input Impedance, Differential
100||1.1
k||pF
Input Impedance, Common-Mode
200||2.5
M||pF
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 10 k to VCM
4.9
4.95
V
40°C ≤ TA ≤ +125°C
4.8
V
RL = 2 k to VCM
4.8
4.85
V
40°C ≤ TA ≤ +125°C
4.7
V
Output Voltage Low
VOL
RL = 10 k to VCM
4.95
4.9
V
40°C ≤ TA ≤ +125°C
4.8
V
RL = 2 k to VCM
4.95
4.8
V
40°C ≤ TA ≤ +125°C
4.7
V
Short Circuit Current
ISC
24/+17
mA
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VSY = ±2 V to ±18 V
110
120
dB
40°C ≤ TA ≤ +125°C
105
dB
Supply Current/Amplifier
ISY
IO = 0 mA
595
700
A
40°C ≤ TA ≤ +125°C
1000
A
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 2 k to VCM
2.4
3.7
V/s
Gain Bandwidth Product
GBP
VIN = 5 mV p-p, RL = 10 k, AV = 100
15.9
MHz
Unity-Gain Crossover
UGC
VIN = 5 mV p-p, RL = 10 k, AV = 1
9.6
MHz
Phase Margin
ΦM
85
Degrees
3 dB Closed-Loop Bandwidth
3 dB
AV = 1, VIN = 5 mV p-p
13.9
MHz
NOISE PERFORMANCE
Voltage Noise
en p-p
0.1 Hz to 10 Hz
0.14
V p-p
Voltage Noise Density
en
f = 1 kHz
3.9
nV/√Hz
Current Noise Density
in
0.55
pA/√Hz