AD8224 Analog Devices, AD8224 Datasheet - Page 6

• Manufacturer Part Number: AD8224
• Description: Precision, Dual-Channel, JFET Input Rail-to-Rail Instrumentation Amplifier
• Manufacturer: Analog Devices

AD8224
V
individual instrumentation amplifier configured for a single-ended output or dual instrumentation amplifiers configured for differential
outputs as shown in Figure 59.
Table 5. Individual Amplifier—Single-Ended Configuration or Dual Amplifiers—Differential Output Configuration
Parameter
COMMON-MODE REJECTION RATIO (CMRR)
NOISE
VOLTAGE OFFSET
INPUT CURRENT (PER CHANNEL)
REFERENCE INPUT
CMRR DC to 60 Hz with 1 kΩ Source Imbalance
CMRR at 10 kHz
Voltage Noise, 1 kHz
Input Voltage Noise, e
Output Voltage Noise, e
RTI, 0.1 Hz to 10 Hz
Current Noise
Input Offset, V
Output Offset, V
Offset RTI vs. Supply (PSR)
Input Bias Current
Over Temperature
Input Offset Current
Over Temperature
R
I
Voltage Range
Gain to Output
S
IN
G = 1
G = 10
G = 100
G = 1000
G = 1
G = 10
G = 100
G = 1000
G = 1
G = 1000
Average TC
Average TC
G = 1
G = 10
G = 100
G = 1000
IN
+ = 5 V, V
S
− = 0 V, V
OSI
OSO
3
3
ni
REF
no
= 2.5 V, T
A
= 25°C, G = 1, R
L
= 2 kΩ
Test Conditions
V
RTI noise = √(e
V
V
f = 1 kHz
RTI V
T = −40°C to +85°C
T = −40°C to +85°C
T = −40°C to +85°C
T = −40°C to +85°C
V
CM
IN
IN
IN
Rev. 0 | Page 6 of 28
+, V
+, V
+, V
= 0 to 2.5 V
1
OS
, unless otherwise noted. Table 5 displays the specifications for an
IN
IN
IN
= (V
− = 0 V, V
− = 0 V, V
− = 0 V
OSI
) + (V
ni
2
+ (e
REF
REF
OSO
= 0 V
= 0 V
no
/G)
/G)
2
)
Min
78
94
94
94
74
84
84
84
86
96
96
96
−V
S
Typ
14
90
5
0.8
1
300
5
40
1 ± 0.0001
A Grade
Max
300
10
1200
10
25
2
70
+V
2
, V
S
S
=+5 V
Unit
dB
dB
dB
dB
dB
dB
dB
dB
nV√Hz
nV√Hz
μV p-p
μV p-p
fA/√Hz
μV
μV/°C
μV
μV/°C
dB
dB
dB
dB
pA
pA
pA
pA
kΩ
μA
V
V/V