AD8421 AD [Analog Devices], AD8421 Datasheet - Page 6

• Manufacturer Part Number: AD8421
• Description: 3 nV/?Hz, Low Power
• Manufacturer: AD [Analog Devices]

AD8421
Parameter
INPUT CURRENT
DYNAMIC RESPONSE
GAIN
INPUT
Input Bias Current
Input Offset Current
Small Signal Bandwidth
Settling Time 0.01%
Settling Time 0.001%
Slew Rate
Gain Range
Gain Error
Gain Nonlinearity
Gain vs. Temperature
Input Operating Voltage
Offset RTI vs. Supply (PSR)
Input Impedance
G = 1
G = 10
G = 100
G = 1000
Over Temperature
Average TC
Over Temperature
Average TC
G = 1
G = 10
G = 100
G = 1000
G = 1
G = 10
G = 100
G = 1000
G = 1
G = 10
G = 100
G = 1000
G = 1 to 100
G = 1
G = 10 to 1000
G = 1
G = 10 to 1000
G = 1
G > 1
Differential
Common Mode
Range
Over Temperature
3
4
3
Test Conditions/
Comments
V
T
T
−3 dB
10 V step
10 V step
G = 1 + (9.9 kΩ/R
V
V
R
R
R
V
V
T
T
S
A
A
OUT
OUT
L
L
L
OUT
S
A
A
= ±2.5 V to ±18 V
= ±2.5 V to ±18 V
= −40°C to +85°C
= −40°C to +85°C
≥ 2 kΩ
= 600 Ω
≥ 600 Ω
= −40°C
= +85°C
= −10 V to +10 V
= −5 V to +5 V
= ±10 V
G
)
Min
90
110
124
130
1
−V
−V
−V
Rev. 0 | Page 6 of 28
S
S
S
+ 2.3
+ 2.5
+ 2.1
ARM Grade
Typ
120
120
130
140
1
50
0.5
1
10
10
2
0.2
0.7
0.4
0.6
5
1
0.6
0.8
6
35
1
30
5
30||3
30||3
Max
2
+V
+V
+V
2
8
3
10,000
0.05
0.3
1
3
50
10
5
−50
S
S
S
− 1.8
− 2.0
− 1.8
Min
100
120
140
140
1
−V
−V
−V
S
S
S
+ 2.3
+ 2.5
+ 2.1
BRM Grade
Typ
120
140
150
150
0.1
50
0.1
1
10
10
2
0.2
0.7
0.4
0.6
5
1
0.6
0.8
6
35
1
30
5
0.1
30||3
30||3
Max
1
6
1
1.5
10,000
0.02
0.2
1
3
50
10
1
−50
+V
+V
+V
Data Sheet
S
S
S
− 1.8
− 2.0
− 1.8
Unit
dB
dB
dB
dB
nA
nA
pA/°C
nA
nA
pA/°C
MHz
MHz
MHz
MHz
μs
μs
μs
μs
μs
μs
μs
μs
V/μs
V/V
%
%
ppm
ppm
ppm
ppm
ppm/°C
ppm/°C
GΩ||pF
GΩ||pF
V
V
V