Datasheet > AD628_06

AD628_06

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
亚德诺 - ADI		放大器
页数	文件大小	规格书
20页	457K
描述
High Common-Mode Voltage, Programmable Gain Difference Amplifier

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AD628_06 数据手册

AD628

SPECIFICATIONS

T_A= 25°C, V_S= 15 V, R_L= 2 kΩ, R_EXT1= 10 kΩ, R_EXT2= ∞, V_REF= 0, unless otherwise noted.

Table 1.

AD61ꢁAR

Typ

AD61ꢁARM

Typ

Parameter

Conditions

Min

Max

Min

Max

Unit

DIFFERENTIAL AND OUTPUT AMPLIFIER

Gain Equation

Gain Range

G = +0.1(1+ R_EXT1/R_EXT2

See Figure 29

V_CM= 0 V; RTI of input pins²;

output amplifier G = +1

)

V/V

0.1¹

−1.5

100

+1.5

0.1¹

−1.5

100

+1.5

Offset Voltage

vs. Temperature

CMRR³

μV/°C

RTI of input pins;

G = +0.1 to +100

500 Hz

(μV/V)/°C

Minimum CMRR Over Temperature −40°C to +85°C

vs. Temperature

PSRR (RTI)

V_S= 10 V to 18 V

Input Voltage Range

Common Mode

Differential

−120

+120

−120

+120

Dynamic Response

Small Signal Bandwidth −3 dB

Full Power Bandwidth

Settling Time

G = +0.1

600

kHz

μs

G = +0.1, to 0.01%, 100 V step

Slew Rate

0.3

V/μs

Noise (RTI)

Spectral Density

1 kHz

0.1 Hz to 10 Hz

300

nV/√Hz

μV p-p

DIFFERENTIAL AMPLIFIER

Gain

0.1

V/V

Error

−0.1

−1.5

+0.01 +0.1

−0.1

−1.5

+0.01 +0.1

vs. Temperature

Nonlinearity

vs. Temperature

Offset Voltage

vs. Temperature

Input Impedance

Differential

ppm/°C

ppm

+1.5

RTI of input pins

μV/°C

220

kΩ

Common Mode

CMRR⁴

RTI of input pins;

G = +0.1 to +100

500 Hz

Minimum CMRR Over Temperature −40°C to +85°C

vs. Temperature

Output Resistance

Error

(μV/V)/°C

kΩ

−0.1

+0.1

−0.1

+0.1

OUTPUT AMPLIFIER

Gain Equation

G = (1 + R_EXT1/R_EXT2

)

V/V

Nonlinearity

Offset Voltage

vs. Temperature

Output Voltage Swing

G = +1, V_OUT= 10 V

RTI of output amp

0.5

ppm

−0.15

+0.15 −0.15

0.6

+14.1 −14.2

+13.6 −13.8

+0.15 mV

0.6

+14.1

+13.6

μV/°C

R_L= 10 kΩ

R_L= 2 kΩ

−14.2

−13.8

Rev. F | Page 3 of 20

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