ADA4691-2ACPZ-R7(RevA) 查看數據表（PDF） - Analog Devices

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ADA4691-2ACPZ-R7
(Rev.:RevA)

Dual, Low Power, Wideband, Low Noise, Rail-to-Rail Output, Operational Amplifiers

Analog Devices 

ADA4691-2/ADA4692-2

SPECIFICATIONS

ELECTRICAL CHARACTERISTICS—2.7 V OPERATION

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

Table 1.

Parameter

INPUT CHARACTERISTICS

Offset Voltage

Input Bias Current

ADA4691

ADA4692

Input Offset Current

Input Voltage Range

Common-Mode Rejection Ratio

ADA4691

ADA4692

Large Signal Voltage Gain

ADA4691

ADA4692

ADA4691

ADA4692

Offset Voltage Drift

Input Capacitance

Differential Mode

Common Mode

Logic High Voltage (Enabled)

Logic Low Voltage (Power-Down)

Logic Input Current (Per Pin)

OUTPUT CHARACTERISTICS

Output Voltage High

Output Voltage Low

Short-Circuit Current

Closed-Loop Output Impedance

Output Pin Leakage Current

POWER SUPPLY

Power Supply Rejection Ratio

Supply Current Per Amplifier

ADA4691-2

ADA4692-2

Supply Current Shutdown Mode

Symbol Test Conditions/Comments

VOS

IB

IOS

CMRR

AVO

∆VOS/∆T

CIN

CINDM

CINCM

VIH

VIL

IIN

VCM = −0.3 V to +1.6 V

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

−40°C < TA < +125°C

−40°C < TA < +125°C

−40°C < TA < +125°C

−40°C < TA < +125°C

VCM = −0.3 V to +1.6 V

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

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

RL = 2 kΩ, VOUT = 0.5 V to 2.2 V

−40°C < TA < +85°C

−40°C < TA < +85°C

−40°C < TA < +125°C

−40°C < TA < +125°C

RL = 600 Ω, VOUT = 0.5 V to 2.2 V

−40°C < TA < +125°C

−40°C < TA < +125°C

−40°C < TA < +125°C

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

VOH

RL = 2 kΩ to GND

−40°C < TA < +125°C

RL = 600 Ω to GND

−40°C < TA < +125°C

VOL

RL = 2 kΩ to VSY

−40°C < TA < +125°C

RL = 600 Ω to VSY

−40°C < TA < +125°C

ISC

VOUT = VSY or GND

ZOUT

f = 1 MHz, AV = −100

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

PSRR

ISY

ISD

VS = 2.7 V to 5.5 V

−40°C < TA < +125°C

VOUT = VSY/2

−40°C < TA < +125°C

−40°C < TA < +125°C

All amplifiers shut down, VShutDown = VSS

−40°C < TA < +125°C

Min Typ Max Unit

0.5

0.5

1

−0.3

70 90

62

70

90 100

80

85

67

73

85 95

0.8

2.5 mV

3.5 mV

5

pA

350 pA

325 pA

5

pA

225 pA

+1.6 V

dB

dB

dB

dB

dB

dB

dB

3

μV/°C

2.5

7

+1.6

pF

pF

V

0.5 V

1

μA

2.65 2.67

2.6

2.55 2.59

2.5

24

78

±15

372

1

V

V

V

V

30 mV

40 mV

95 mV

125 mV

mA

Ω

nA

80 90

dB

75

dB

165 200 μA

240 μA

225 μA

10

nA

2

μA

Rev. A | Page 3 of 16

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