Datasheet

AD8211
Rev. A | Page 3 of 16
SPECIFICATIONS
T
OPR
= −40°C to +125°C, T
A
= 25°C, V
S
= 5 V, R
L
= 25 kΩ (R
L
is the output load resistor), unless otherwise noted.
Table 1.
Y GRADE W GRADE
Parameter Min Typ Max Min Typ Max Unit Conditions
GAIN
Initial 20 20 V/V
Accuracy ±0.25 ±0.25 % V
O
≥ 0.1 V dc
Accuracy Over Temperature ±0.35 ±0.4 % T
OPR
Gain vs. Temperature −13 −13 ppm/°C T
OPR
1
VOLTAGE OFFSET
Offset Voltage (RTI) ±1 ±1 mV 25°C
Over Temperature (RTI) ±2.2 ±2.5 mV T
OPR
Offset Drift 5 5 μV/°C T
OPR
2
INPUT
Input Impedance
Differential 5 5 kΩ
Common Mode 5 5 MΩ Common-mode voltage > 5 V
3.5 3.5 kΩ Common-mode voltage < 5 V
Common-Mode Input Voltage
Range
−2 +65 −2 +65 V Common-mode continuous
Differential Input Voltage Range 250 250 mV Differential input voltage
Common-Mode Rejection 100 120 100 120 dB
T
OPR
, f = dc, V
CM
> 5 V, see
Figure 5
80 90 80 90 dB
T
OPR
, f = dc, V
CM
< 5 V, see
Figure 5
OUTPUT
Output Voltage Range Low 0.1 0.05 0.1 0.05 V
T
OPR
Output Voltage Range High 4.95 4.9 4.95 4.9 V
T
OPR
Output Impedance 2 2 Ω
DYNAMIC RESPONSE
Small Signal −3 dB Bandwidth 500 500 kHz
Slew Rate 4.5 4.5 V/μs
NOISE
0.1 Hz to 10 Hz, RTI 7 7 μV p-p
Spectral Density, 1 kHz, RTI 70 70 nV/√Hz
POWER SUPPLY
Operating Range 4.5 5.5 4.5 5.5 V
Quiescent Current Over Temperature 1.2 2.0 1.2 2.0 mA V
CM
> 5 V
3
, see Figure 12
Power Supply Rejection Ratio 76 76 dB
TEMPERATURE RANGE
For Specified Performance −40 +125 −40 +125 °C
1
The mean of the gain drift distribution is typically −13 ppm/°C, with a σ = 3 ppm/°C.
2
The mean of the offset drift distribution is typically +5 μV/°C, with a σ = 3 μV/°C.
3
When the input common-mode voltage is less than 5 V, the supply current increases, which can be calculated by I
S
= −0.275 (V
CM
) + 2.5.