ADA4620-2ARZ-R7 datasheet(4/49 Pages) AD

4 / 49 page

Data Sheet

ADA4620-1, ADA4620-2

analog.com

Rev. 0

4 of 49

SPECIFICATIONS

Electrical Characteristics

Table 1. Electrical Characteristics

(Supply voltage VSY = ±2.25 V to ±18 V for dual supplies, or 4.5 V to 36 V for single supply; common-mode voltage

VCM = 0 V for dual supplies, or (V+)/2 V for single supply; TA = 25°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS/COMMENTS

MIN

TYP

MAX

UNITS

INPUT CHARACTERISTICS

Offset Voltage

VOS

VCM = (V−) − 0.1 V

to (V+) – 4.4 V

±30

±120

μV

0°C < TA < +85°C

±135

−40°C < TA <

+125°C

±250

Offset Voltage Drift1

ΔVOS/ΔT

VCM = (V−) − 0.1 V

to (V+) − 4.4 V

−40°C < TA <

+125°C

±0.32

±1

µV/°C

0°C < TA < +85°C,

ADA4620-1

±0.13 ±0.63

0°C < TA < +85°C,

ADA4620-2

±0.4

±1.1

Input Bias Current

VCM = 0 V

±0.8

±5

−40°C < TA <

+125°C

±1.5 nA

Input Offset Current

IOS

VCM = 0 V

±0.1

±2.5

−40°C < TA <

+125°C

±100

Precision Input

Voltage Range

IVR

Guaranteed by CMRR

(V−) −

0.1

(V+) −

4.4

Common-Mode

Rejection Ratio

CMRR

(V−) − 0.1 V < VCM

< (V+) − 4.4 V,

VSY = ±18 V

ADA4620-1

117

131

ADA4620-2

120

143

−40°C < TA <

+125°C

116

120

Open-Loop Voltage

Gain

AVOL

RL = 10 kΩ, VOUT =

±17.8 V,

VSY = ±18 V

128

140

−40°C < TA <

+125°C

124

RL = 2 kΩ, VOUT =

±17.8 V,

VSY = ±18 V

106

112

−40°C < TA <

+125°C

Input Capacitance

CINDM

Differential mode, VSY = 18 V, VCM = 0 V

4.8

CINCM

Common mode, VSY = 18 V, VCM = 0 V

7.1

Input Resistance

RINDM

Differential mode

200

GΩ

RINCM

Common mode

TΩ

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