AD8631ART datasheet(2/12 Pages) AD

2 / 12 page

–2–

REV. 0

AD8631/AD8632–SPECIFICATIONS

ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Offset Voltage

VOS

0.8

4.0

–40 C

≤ T

≤ +125 C6

Input Bias Current

250

–40 C

≤ TA ≤ +125 C

500

Input Offset Current

IOS

±150

–40 C

≤ TA ≤ +125 C

550

Input Voltage Range

VCM

Common-Mode Rejection Ratio

CMRR

0 V

≤ V

≤ 5 V,

–40 C

≤ TA ≤ +125 C56

Large Signal Voltage Gain

AVO

RL = 10 k

Ω, 0.5 V < VOUT < 4.5 V

V/mV

RL = 100 k

Ω, 0.5 V < V

OUT < 4.5 V

100

400

V/mV

RL = 100 k

Ω, –40 C ≤ TA ≤ +125 C

100

V/mV

Offset Voltage Drift

∆VOS/∆T

3.5

µV/ C

Bias Current Drift

∆I

∆T

400

pA/ C

OUTPUT CHARACTERISTICS

Output Voltage Swing High

VOH

IL = 100

µA

–40 C

≤ TA ≤ +125 C

4.965

IL = 1 mA

4.7

Output Voltage Swing Low

VOL

IL = 100

µA

–40 C

≤ TA ≤ +125 C35

IL = 1 mA

200

Short Circuit Current

ISC

Short to Ground, Instantaneous

±10

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

VS = 2.2 V to 6 V,

–40 C

≤ TA ≤ +125 C72

Supply Current/Amplifier

ISY

VOUT = 2.5 V

300

450

µA

–40 C

≤ T

≤ +125 C

650

µA

DYNAMIC PERFORMANCE

Slew Rate

1 V < VOUT < 4 V, RL = 10 k

Ω

3V/

µs

Gain Bandwidth Product

GBP

MHz

Settling Time

0.1%

860

Phase Margin

Degrees

NOISE PERFORMANCE

Voltage Noise

en p-p

0.1 Hz to 10 Hz

0.8

µV p-p

Voltage Noise Density

f = 1 kHz

nV/

√Hz

Current Noise Density

f = 1 kHz

1.7

pA/

√Hz

Specifications subject to change without notice.

(VS = 5 V, V– = 0 V, VCM = 2.5 V, TA = 25 C unless otherwise noted)

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