ADA4691-2ACBZ-R7 datasheet(5/19 Pages) AD

5 / 19 page

Data Sheet

ADA4691-2/ADA4691-4/ADA4692-2/ADA4692-4

Rev. E | Page 5 of 19

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

OUTPUT CHARACTERISTICS

Output Voltage High

VOH

RL = 2 kΩ to VCM

4.95

4.97

−40°C ≤ TA ≤ +125°C

4.90

RL = 600 Ω to VCM

4.85

4.88

−40°C ≤ TA ≤ +125°C

4.80

Output Voltage Low

VOL

RL = 2 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 600 Ω to VCM

100

128

−40°C ≤ TA ≤ +125°C

173

Short-Circuit Limit

ISC

VOUT = VSY or GND

±55

Closed-Loop Output Impedance

ZOUT

ADA4691-2, f = 1 MHz, AV = −100

364

Ω

ADA4691-2, f = 1 MHz, AV = −100

246

Ω

Output Pin Leakage Current

−40°C < TA < +125°C, shutdown active, VSD = VSS

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

VSY = 2.7 V to 5.5 V

−40°C ≤ TA ≤ +125°C

Supply Current Per Amplifier

ISY

VOUT = VSY/2

180

225

µA

−40°C ≤ TA ≤ +125°C

275

µA

Supply Current Shutdown Mode

ISD

All amplifiers shut down, VSD = VSS

−40°C ≤ TA ≤ +125°C

µA

DYNAMIC PERFORMANCE

Slew Rate

RL = 2 kΩ, 600 Ω, CL = 20 pF, AV = +1

1.3

V/µs

Settling Time to 0.1%

VIN = 2 V step, RL = 2 kΩ or 600 Ω

1.5

µs

Gain Bandwidth Product

GBP

RL = 1 MΩ, CL = 35 pF, AV = +1

3.6

MHz

Phase Margin

ΦM

RL = 1 MΩ, CL = 35 pF, AV = +1

Degrees

Turn-On/Turn-Off Time

RL = 600 Ω

µs

NOISE PERFORMANCE

Distortion

THD + N

AV = −1, RL = 2 kΩ, f = 1 kHz, VIN rms = 0.8 V rms

0.006

AV = −1, RL = 600 Ω, f = 1 kHz, VIN rms = 0.8 V rms

0.008

AV = +1, RL = 2 kΩ, f = 1 kHz, VIN rms = 0.8 V rms

0.001

AV = +1, RL = 600 Ω, f = 1 kHz, VIN rms = 0.8 V rms

0.003

Voltage Noise

en p-p

f = 0.1 Hz to 10 Hz

3.2

µV p-p

Voltage Noise Density

f = 1 kHz

nV/√Hz

f = 10 kHz

nV/√Hz

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