Datasheet > AD8422BRZ-R7

AD8422BRZ-R7

更新时间： 2022-04-14 04:23:21

品牌	Logo	应用领域
亚德诺 - ADI		仪表放大器
页数	文件大小	规格书
24页	697K
描述
High Performance, Low Power, Rail-to-Rail Precision Instrumentation Amplifier

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AD8422BRZ-R7 数据手册

AD8422

Data Sheet

AD8422ARZ

Typ

AD8422BRZ

Typ

Test Conditions/

Comments

Parameter

Min

Max

Min

Max

Unit

REFERENCE INPUT

R_IN

I_IN

Voltage Range

Gain to Output

DYNAMIC RESPONSE

Small Signal −3 dB Bandwidth

G = 1

kΩ

µA

V_IN+, V_IN−, V_REF= 0 V

+V_S

–V_S

V/V

2200

850

120

2200

850

120

kHz

G = 10

G = 100

G = 1000

Settling Time 0.01%

G = 1

G = 10

G = 100

G = 1000

10 V step

µs

Settling Time 0.001%

G = 1

µs

G = 10

µs

G = 100

µs

G = 1000

160

µs

Slew Rate

GAIN³

Gain Range

G = 1 to 100

0.8

V/µs

G = 1 + (19.8 kΩ/R_G)

1000

V/V

Gain Error

V_OUT10 V

G = 1

G = 10

G = 100

G = 1000

0.03

0.2

0.01

0.04

0.2

Gain Nonlinearity

G = 1

V_OUT= −10 V to +10 V

R_L= 2 kΩ

0.5

ppm

G = 10

G = 100

G = 1000

Gain vs. Temperature

G = 1

G > 1

−80

–80

ppm/°C

INPUT

Input Impedance

Differential

Common Mode

Input Operating Voltage Range⁴

Over Temperature

OUTPUT

200||2

GΩ||pF

V_S= 1.8 V to 18 V

T = −40°C to +85°C

−V_S+ 1.2

+V_S− 1.1

+V_S− 1.2

–V_S+ 1.2

+V_S− 1.1

+V_S− 1.2

Output Swing, R_L= 10 kΩ

Over Temperature

Output Swing, R_L= 10 kΩ

Over Temperature

Output Swing, R_L= 2 kΩ

Over Temperature⁵

Output Swing, R_L= 2 kΩ

Over Temperature

Short-Circuit Current

V_S= 15 V

T = −40°C to +85°C

V_S= 1.8 V

T = −40°C to +85°C

V_S= 15 V

T = −40°C to +85°C

V_S= 1.8 V

−V_S+ 0.2

−V_S+ 0.25

−V_S+ 0.12

−V_S+ 0.13

−V_S+ 0.25

−V_S+ 0.3

−V_S+ 0.15

−V_S+ 0.2

+V_S− 0.2

−V_S+ 0.2

+V_S− 0.2

+V_S− 0.25

+V_S− 0.12

+V_S− 0.13

+V_S− 0.25

+V_S– 1.4

+V_S− 0.25 −V_S+ 0.25

+V_S− 0.12 −V_S+ 0.12

+V_S− 0.13 −V_S+ 0.13

+V_S− 0.25 −V_S+ 0.25

+V_S– 1.4

+V_S− 0.15 −V_S+ 0.15

+V_S− 0.2 −V_S+ 0.2

−V_S+ 0.3

+V_S− 0.15

+V_S− 0.2

T = −40°C to +85°C

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