AD8223
Rev. 0 | Page 5 of 20
DUAL SUPPLY
T
A
= 25°C, −V
S
= −12 V, +V
S
= +12 V, and R
L
= 10 k to ground, unless otherwise noted.
1
Table 3.
Parameter
AD8223A AD8223B
Conditions Min Typ Max Min Typ Max Unit
COMMON-MODE REJECTION RATIO
DC to 60 Hz with 1 kΩ Source
Imbalance
V
CM
= −10 V to 10 V
G = 5 80 86 dB
G = 10 86 90 dB
G = 100 90 96 dB
G = 1000 90 96 dB
NOISE V
IN+
= V
IN−
= V
REF
= 0 V
Voltage Noise, 1 kHz
G = 5 50 50 nV/√Hz
G = 1000 30 30 nV/√Hz
RTI, 0.1 Hz to 10 Hz
G = 5 1.0 1.0 μV p-p
G = 1000 0.6 0.6 μV p-p
Current Noise, 1 kHz 70 70 fA/√Hz
0.1 Hz to 10 Hz 1.2 1.2 pA p-p
VOLTAGE OFFSET Total RTI error =
V
OSI
+ V
OSO
/G
Input Offset, V
OSI
250 100 μV
Over Temperature T
A
= −40°C to +85°C 400 160 μV
Average TC T
A
= −40°C to +85°C 2 1 μV/°C
Output Offset, V
OSO
1500 1000 μV
Over Temperature T
A
= −40°C to +85°C 2000 1500 μV
Average TC T
A
= −40°C to +85°C 15 10 μV/°C
Offset Referred to Input vs.
Supply (PSR)
+V
S
= 5 V to 12 V,
−V
S
= −5 V to −12 V
G = 5 80 86 dB
G = 10 86 90 dB
G = 100 90 96 dB
G = 1000 90 96 dB
INPUT CURRENT
Input Bias Current 5 12 25 5 12 25 nA
Over Temperature T
A
= −40°C to +85°C 5 28 5 28 nA
Average Temperature
Coefficient
T
A
= −40°C to +85°C 50 50 pA/°C
Input Offset Current 0.25 2 0.25 2 nA
Over Temperature T
A
= −40°C to +85°C 2.5 2.5 nA
Average Temperature
Coefficient
T
A
= −40°C to +85°C 5 5 pA/°C
DYNAMIC RESPONSE
Small Signal −3 dB Bandwidth
G = 5 200 200 kHz
G = 10 200 200 kHz
G = 100 70 70 kHz
G = 1000 7 7 kHz
Slew Rate 0.3 0.3 V/μs
Settling Time to 0.01% Step size = 10 V
G = 5 30 30 μs
G = 10 30 30 μs
G = 100 30 30 μs
G = 1000 150 150 μs
