AD822ARMZ datasheet(4/24 Pages) AD

4 / 24 page

AD822

Data Sheet

Rev. J | Page 4 of 24

SPECIFICATIONS

VS = 0 V, 5 V at TA = 25°C, VCM = 0 V, VOUT = 0.2 V, unless otherwise noted.

Table 1.

Parameter

Test Conditions/Comments

A Grade

B Grade

Unit

Min

Typ

Max

Min

Typ

Max

DC PERFORMANCE

Initial Offset

0.1

0.8

0.1

0.4

Maximum Offset Over Temperature

0.5

1.2

0.5

0.9

Offset Drift

µV/°C

Input Bias Current

VCM = 0 V to 4 V

At TMAX

0.5

2.5

Input Offset Current

At TMAX

0.5

Open-Loop Gain

VOUT = 0.2 V to 4 V

RL = 100 kΩ

500

1000

500

1000

V/mV

TMIN to TMAX

400

V/mV

RL = 10 kΩ

150

V/mV

TMIN to TMAX

V/mV

RL = 1 kΩ

V/mV

TMIN to TMAX

V/mV

NOISE/HARMONIC PERFORMANCE

Input Voltage Noise

f = 0.1 Hz to 10 Hz

µV p-p

f = 10 Hz

nV/√Hz

f = 100 Hz

nV/√Hz

f = 1 kHz

nV/√Hz

f = 10 kHz

nV/√Hz

Input Current Noise

f = 0.1 Hz to 10 Hz

fA p-p

f = 1 kHz

0.8

fA/√Hz

Harmonic Distortion

RL = 10 kΩ to 2.5 V

f = 10 kHz

VOUT = 0.25 V to 4.75 V

−93

DYNAMIC PERFORMANCE

Unity-Gain Frequency

1.8

MHz

Full Power Response

VOUT p-p = 4.5 V

210

kHz

Slew Rate

V/µs

Settling Time

To 0.1%

VOUT = 0.2 V to 4.5 V

1.4

µs

To 0.01%

VOUT = 0.2 V to 4.5 V

1.8

µs

MATCHING CHARACTERISTICS

Initial Offset

1.0

0.5

Maximum Offset Over Temperature

1.6

1.3

Offset Drift

µV/°C

Input Bias Current

Crosstalk @ f = 1 kHz

RL = 5 kΩ

−130

–130

Crosstalk @ f = 100 kHz

RL = 5 kΩ

−93

–93

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