Datasheet

Data Sheet ADA4077-2
Rev. 0 | Page 3 of 20
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS, ±5.0 V
V
SY
= ±5.0 V, V
CM
= 0 V, T
A
= 25°C, unless otherwise noted.
Table 2.
Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage (B Grade, SOIC) V
OS
10 25 μV
−40°C < T
A
< +125°C 65 μV
Offset Voltage Drift (B Grade, SOIC)
ΔV
OS
/ΔT
−40°C < T
A
< +125°C
0.1
0.25
μV/°C
Offset Voltage (A Grade) V
OS
SOIC 15 50 μV
−40°C < T
A
< +125°C 105 μV
MSOP 50 90 μV
−40°C < T
A
< +125°C 220 μV
Offset Voltage Drift (A Grade) ΔV
OS
/ΔT −40°C < T
A
< +125°C
SOIC 0.25 0.55 μV/°C
MSOP 0.5 1.2 μV/°C
Input Bias Current I
B
−1 −0.4 +1 nA
−40°C < T
A
< +125°C −1.5 +1.5 nA
Input Offset Current
I
OS
−0.5
+0.1
+0.5
nA
−40°C < T
A
< +125°C −1.0 +1.0 nA
Input Voltage Range −3.8 +3 V
Common-Mode Rejection Ratio CMRR V
CM
= −3.8 V to +3V 122 140 dB
−40°C < T
A
< +125°C 120 dB
Large Signal Voltage Gain A
VO
R
L
= 2 kΩ, V
O
= −3.0 V to +3.0 V 121 130 dB
−40°C < T
A
< +125°C 120 dB
Input Capacitance C
INDM
Differential mode 3 pF
C
INCM
Common mode 5 pF
Input Resistance R
IN
100 MΩ
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
I
L
= 1 mA +4.1 V
−40°C < T
A
< +125°C +4 V
Output Voltage Low V
OL
I
L
= 1 mA −3.5 V
−40°C < T
A
< +125°C
−3.2
V
Output Current I
OUT
V
DROPOUT
< 1.6 V ±10 mA
Short-Circuit Current I
SC
T
A
= 25°C 22 mA
Closed-Loop Output Impedance Z
OUT
f = 1 kHz, A
V
= +1 0.05 Ω
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
S
= ±2.5 V to ±18 V 123 128 dB
−40°C < T
A
< +125°C 120 dB
Supply Current per Amplifier I
SY
V
O
= 0 V 400 450 μA
−40°C < T
A
< +125°C
650
μA
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 2 KΩ 1 V/μs
Settling Time to 0.1%
t
s
V
IN
=1 V step, R
L
= 4 kΩ, A
V
= −1
2
µs
Gain Bandwidth Product GBP A
V
= +1 4.0 MHz
NOISE PERFORMANCE
Voltage Noise
e
n
p-p
0.1 Hz to 10 Hz
0.25
μV p-p
Voltage Noise Density e
n
f = 1 Hz 13 nV/√Hz
f = 100 Hz 7 nV/√Hz
Current Noise Density i
n
f = 1 kHz 3 pA/√Hz
MULTIPLE AMPLIFIERS CHANNEL SEPARATION C
S
f = 1 kHz −120 dB