ADA4620-1ARZ-R7 datasheet(7/49 Pages) AD

7 / 49 page

Data Sheet

ADA4620-1, ADA4620-2

analog.com

Rev. 0

7 of 49

(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

Current Noise Density

f = 10 Hz, VCM = 0 V, VSY= ±18 V

0.6

fA/√Hz

MATCHING ADA4620-2 - (Ch A − Ch B)

Offset Voltage

Matching

VOS

VSY = ±18 V

±12

μV

−40°C < TA <

+125°C

±12

Offset Voltage Drift1

ΔVOS/ΔT

VSY = ±18 V

−40°C < TA <

+125°C

±0.02

µV/°C

Input Bias Current

Matching

VSY = ±18 V

±0.06

−40°C < TA <

+125°C

±7

CROSSTALK ADA4620-2 - (Ch A − Ch B)

Crosstalk

XTLK

Frequency = 1 kHz; RL = 2 kΩ,

VOUT = 4 V p-p, VSY = ±18 V

−152

Frequency = 10 kHz; RL = 2 kΩ,

VOUT = 4 V p-p, VSY = ±18 V

−133

Frequency = 100 kHz; RL = 2 kΩ,

VOUT = 4 V p-p, VSY = ±18 V

−113

Calculated using the box method. The box method uses the formula (VOS,MAX – VOS,MIN)/(TMAX – TMIN), where

VOS,MAX and VOS,MIN are the maximum and minimum offset errors characterized over the full temperature range.

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