AD8422ACPZ-R7 datasheet(8/27 Pages) AD

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AD8422

Data Sheet

Rev. B | Page 8 of 27

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

NOISE1

Voltage Noise, 1 kHz

Input Voltage Noise, eNI

VIN+, VIN−, VREF = 0 V

nV/√Hz

Output Voltage Noise, eNO

nV/√Hz

Peak to Peak, RTI

f = 0.1 Hz to 10 Hz

G = 1

µV p-p

G = 10

0.5

µV p-p

G = 100 to 1000

0.15

µV p-p

Current Noise

f = 1 kHz

fA/√Hz

f = 0.1 Hz to 10 Hz

pA p-p

VOLTAGE OFFSET2

Input Offset, VOSI

VS = ±2.3 V to ±15 V

µV

Over Temperature

T = −40°C to +125°C

110

µV

Average Temperature Coefficient

0.9

µV/°C

Output Offset, VOSO

VS = ±2.3 V to ±15 V

300

µV

Over Temperature

T = −40°C to +125°C

500

µV

Average Temperature Coefficient

µV/°C

Offset RTI vs. Supply (PSR)

VS = ±2.3 V to ±18 V

G = 1

110

G = 10

110

130

G = 100

124

150

G = 1000

130

150

INPUT CURRENT

Input Bias Current

VS = ±2.3 V to ±15 V

0.5

Over Temperature

T = −40°C to +125°C

Average Temperature Coefficient

pA/°C

Input Offset Current

VS = ±2.3 V to ±15 V

0.2

0.3

Over Temperature

T = −40°C to +125°C

0.8

Average Temperature Coefficient

pA/°C

REFERENCE INPUT

RIN

kΩ

IIN

VIN+, VIN−, VREF = 0 V

µA

Voltage Range

−VS

+VS

Gain to Output

V/V

DYNAMIC RESPONSE

Small Signal −3 dB Bandwidth

G = 1

2200

kHz

G = 10

850

kHz

G = 100

120

kHz

G = 1000

kHz

Settling Time 0.01%

10 V step

G = 1

µs

G = 10

µs

G = 100

µs

G = 1000

µs

Settling Time 0.001%

10 V step

G = 1

µs

G = 10

µs

G = 100

µs

G = 1000

160

µs

AD8422ACPZ-R7 Datasheet(PDF) 8 Page - Analog Devices

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