MAX479ACPD datasheet(5/12 Pages) MAXIM

5 / 12 page

17µA Max, Dual/Quad, Single-Supply,

Precision Op Amps

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ELECTRICAL CHARACTERISTICS: 3V

(VS = 3V, 0V, VCM = 0.1V, VO = 0.8V, TA = +25°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

MAX478AC

MAX479AC

MIN

TYP

MAX

MAX478C/E

MAX479C/E

MIN

TYP

MAX

UNITS

MAX479CS/ES

Input Offset Current

IOS

270

0.05

Input Bias Current

Common-Mode

Rejection Ratio

CMRR

VCM = 0V to 1.7V

103

102

Input Offset Voltage

VOS

MAX478ACP/CP/EP

140

µV

MAX479ACP/CP/EP

120

170

Power-Supply

Rejection Ratio

PSRR

VS = 2.2V to 12V

104

Large-Signal

Voltage Gain

AVOL

100

600

100

600

V/mV

MAX478CS/ES

200

VO = 0.03V to 1.5V, RL = 50kΩ

180

Output Voltage Swing

VOUT

Output low, no load

Output low, 2k

Ω to GND

0.2

0.6

0.2

0.6

Output high, no load

2.2

2.4

2.2

2.4

Output high, 2k

Ω to GND

1.8

2.0

1.8

2.0

Supply Current per Amplifier

µA

Input Noise Voltage

0.1Hz to 10Hz

1.0

µVp-p

Input Voltage Range

VIN (CM)

Upper limit

1.7

1.9

1.7

1.9

Lower limit

-0.3

Gain-Bandwidth Product

GBW

fO ≤ 5kHz

kHz

Minimum Supply Voltage

2.2

VO = 0.03V to 2V, no load

(Note 1)

-0.3

With 300µV VOS degradation

1.7

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