Datasheet

ADA4091-2/ADA4091-4 Data Sheet
Rev. G | Page 4 of 20
V
SY
= ±5.0 V, V
CM
= 0.0 V, T
A
= 25°C, unless otherwise noted.
Table 3.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
−250 −45 +250 µV
ADA4091-4 LFCSP package −400 −40 +400 µV
−40°C ≤ T
A
≤ +125°C −600 +600 µV
Offset Voltage Drift ∆V
OS
/∆T 2.5 µV/°C
Input Bias Current I
B
−60 −50 nA
−40°C ≤ T
A
≤ +85°C −80 +80 nA
−40°C ≤ T
A
≤ +125°C −350 +350 nA
Input Offset Current I
OS
−3 0.5 +3 nA
−40°C ≤ T
A
≤ +85°C −7 +7 nA
−40°C ≤ T
A
≤ +125°C −100 +100 nA
Input Voltage Range
−5
+5
V
Common-Mode Rejection Ratio CMRR V
CM
= −4.85 V to +4.85 V 95 113 dB
−40°C ≤ T
A
≤ +125°C 88 dB
Large Signal Voltage Gain A
VO
R
L
= 100 kΩ, V
O
= ±4.7 V 113 117 dB
−40°C ≤ T
A
≤ +125°C 106 dB
R
L
= 10 kΩ, V
O
= ±4.7 V 98 100 dB
−40°C ≤ T
A
≤ +125°C 90 dB
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
R
L
= 100 kΩ to GND 4.980 4.990 V
−40°C ≤ T
A
≤ +125°C 4.980 V
R
L
= 10 kΩ to GND
4.950
4.960
V
−40°C ≤ T
A
≤ +125°C 4.900 V
Output Voltage Low V
OL
R
L
= 100 kΩ to GND −4.998 −4.990 V
−40°C ≤ T
A
≤ +125°C −4.980 V
R
L
= 10 kΩ to GND −4.990 −4.980 V
−40°C ≤ T
A
≤ +125°C −4.975 V
Short-Circuit Limit I
SC
Source/sink ±20 mA
Closed-Loop Impedance Z
OUT
f = 1 MHz, A
V
= 1 77 Ω
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
SY
= 2.7 V to 36 V 108 126 dB
−40°C ≤ T
A
≤ +125°C 100 dB
Supply Current per Amplifier I
SY
I
O
= 0 mA 180 225 µA
−40°C ≤ T
A
≤ +125°C 300 µA
DYNAMIC PERFORMANCE
Slew Rate
SR
R
L
= 100 kΩ, C
L
= 30 pF
0.46
V/µs
Settling Time t
S
To 0.01% 22 µs
Gain Bandwidth Product GBP 1.22 MHz
Phase Margin Φ
M
70 Degrees
NOISE PERFORMANCE
Voltage Noise e
n
p-p 0.1 Hz to 10 Hz 0.8 µV p-p
Voltage Noise Density e
n
f = 1 kHz 24 nV/√Hz