AD8620_15 datasheet(4/24 Pages) AD

Teilenummer	AD8620

Bauteilbeschribung	Precision, Very Low Noise

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Hersteller	AD [Analog Devices]

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AD8610/AD8620

Rev. F | Page 4 of 24

ELECTRICAL SPECIFICATIONS

@ VS = ±13 V, VCM = 0 V, TA = 25°C, unless otherwise noted.

Table 2.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Offset Voltage (AD8610B)

VOS

45

100

μV

−40°C < TA < +125°C

80

200

μV

Offset Voltage (AD8620B)

VOS

45

150

μV

−40°C < TA < +125°C

80

300

μV

Offset Voltage (AD8610A/AD8620A)

VOS

85

250

μV

25°C < TA < 125°C

90

350

μV

−40°C < TA < +125°C

150

850

μV

Input Bias Current

IB

−10

+3

+10

pA

−40°C < TA < +85°C

−250

+130

+250

pA

−40°C < TA < +125°C

−3.5

+3.5

nA

Input Offset Current

IOS

−10

+1.5

+10

pA

−40°C < TA < +85°C

−75

+20

+75

pA

−40°C < TA < +125°C

−150

+40

+150

pA

Input Voltage Range

−10.5

+10.5

V

Common-Mode Rejection Ratio

CMRR

VCM = −10 V to +10 V

90

110

dB

Large Signal Voltage Gain

AVO

RL = 1 kΩ, VO = −10 V to +10 V

100

200

V/mV

Offset Voltage Drift (AD8610B)

ΔVOS/ΔT

−40°C < TA < +125°C

0.5

1

μV/°C

Offset Voltage Drift (AD8620B)

ΔVOS/ΔT

−40°C < TA < +125°C

0.5

1.5

μV/°C

Offset Voltage Drift (AD8610A/AD8620A)

ΔVOS/ΔT

−40°C < TA < +125°C

0.8

3.5

μV/°C

OUTPUT CHARACTERISTICS

Output Voltage High

VOH

RL = 1 kΩ, −40°C < TA < +125°C

+11.75

+11.84

V

Output Voltage Low

VOL

RL = 1 kΩ, −40°C < TA < +125°C

−11.84

−11.75

V

Output Current

IOUT

VOUT > 10 V

±45

mA

Short-Circuit Current

ISC

±65

mA

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

VS = ±5 V to ±13 V

100

110

dB

Supply Current per Amplifier

ISY

VO = 0 V

3.0

3.5

mA

−40°C < TA < +125°C

3.5

4.0

mA

DYNAMIC PERFORMANCE

Slew Rate

SR

RL = 2 kΩ

40

60

V/μs

Gain Bandwidth Product

GBP

25

MHz

Settling Time

tS

AV = +1, 10 V step, to 0.01%

600

ns

NOISE PERFORMANCE

Voltage Noise

en p-p

0.1 Hz to 10 Hz

1.8

μV p-p

Voltage Noise Density

en

f = 1 kHz

6

nV/√Hz

Current Noise Density

in

f = 1 kHz

5

fA/√Hz

Input Capacitance

CIN

Differential Mode

8

pF

Common Mode

15

pF

Channel Separation

CS

f = 10 kHz

137

dB

f = 300 kHz

120

dB

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