ADA4691-2ACPZ-R7 datasheet(3/16 Pages) AD

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ADA4691-2/ADA4692-2

Rev. A | Page 3 of

SPECIFICATIONS

ELECTRICAL CHARACTERISTICS—2.7 V OPERATION

VSY = 2.7 V, VCM = VSY/2, TA = 25°C, unless otherwise specified.

Table 1.

Parameter

Symbol

Test Conditions/Comments

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Offset Voltage

VOS

VCM = −0.3 V to +1.6 V

0.5

2.5

VCM = −0.1 V to +1.6 V; −40°C < TA < +125°C

3.5

Input Bias Current

0.5

ADA4691

−40°C < TA < +125°C

350

ADA4692

−40°C < TA < +125°C

325

Input Offset Current

IOS

−40°C < TA < +125°C

225

Input Voltage Range

−40°C < TA < +125°C

−0.3

+1.6

Common-Mode Rejection Ratio

CMRR

VCM = −0.3 V to +1.6 V

ADA4691

VCM = −0.1 V to +1.6 V; −40°C < TA < +125°C

ADA4692

VCM = −0.1 V to +1.6 V; −40°C < TA < +125°C

Large Signal Voltage Gain

AVO

RL = 2 kΩ, VOUT = 0.5 V to 2.2 V

100

ADA4691

−40°C < TA < +85°C

ADA4692

−40°C < TA < +85°C

ADA4691

−40°C < TA < +125°C

ADA4692

−40°C < TA < +125°C

RL = 600 Ω, VOUT = 0.5 V to 2.2 V

Offset Voltage Drift

∆VOS/∆T

−40°C < TA < +125°C

0.8

μV/°C

Input Capacitance

CIN

Differential Mode

CINDM

2.5

Common Mode

CINCM

Logic High Voltage (Enabled)

VIH

−40°C < TA < +125°C

+1.6

Logic Low Voltage (Power-Down)

VIL

−40°C < TA < +125°C

0.5

Logic Input Current (Per Pin)

IIN

−40°C < TA < +125°C, 0 V ≤ VSD ≤ 2.7 V

μA

OUTPUT CHARACTERISTICS

Output Voltage High

VOH

RL = 2 kΩ to GND

2.65

2.67

−40°C < TA < +125°C

2.6

RL = 600 Ω to GND

2.55

2.59

−40°C < TA < +125°C

2.5

Output Voltage Low

VOL

RL = 2 kΩ to VSY

−40°C < TA < +125°C

RL = 600 Ω to VSY

−40°C < TA < +125°C

125

Short-Circuit Current

ISC

VOUT = VSY or GND

±15

Closed-Loop Output Impedance

ZOUT

f = 1 MHz, AV = −100

372

Output Pin Leakage Current

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

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

VS = 2.7 V to 5.5 V

−40°C < TA < +125°C

Supply Current Per Amplifier

ISY

VOUT = VSY/2

165

200

μA

ADA4691-2

−40°C < TA < +125°C

240

μA

ADA4692-2

−40°C < TA < +125°C

225

μA

Supply Current Shutdown Mode

ISD

All amplifiers shut down, VShutDown = VSS

−

40°C < TA < +125°C

μA

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