OPA373, OPA2373

OPA374

OPA2374, OPA4374

SBOS279D − SEPTEMBER 2003 − REVISED DECEMBER 2004

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3

At TA = +25°C, RL = 10kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted.

OPA373, OPA2373, OPA374,

OPA2374, OPA4374

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

Input Offset Voltage

1

5

mV

over Temperature

6.5

mV

Drift

3

µV/°C

vs Power Supply

PSRR

25

100

µV/V

over Temperature

150

µV/V

Channel Separation, DC

0.4

µV/V

f = 1kHz

128

dB

INPUT VOLTAGE RANGE

Common-Mode Voltage Range

(V−) − 0.2

(V+) + 0.2

V

Common-Mode Rejection Ratio

CMRR

80

90

dB

over Temperature

70

dB

66

dB

over Temperature

60

dB

INPUT BIAS CURRENT

Input Bias Current

±0.5

±10

pA

Input Offset Current

±0.5

±10

pA

INPUT IMPEDANCE

Differential

 3

Ω pF

Common-Mode

 6

Ω pF

NOISE

Input Voltage Noise, f = 0.1Hz to 10Hz

10

Input Voltage Noise Density, f = 10kHz

15

nV/

Input Current Noise Density, f = 10kHz

4

fA/

OPEN-LOOP GAIN

Open-Loop Voltage Gain

94

110

dB

over Temperature

80

dB

94

106

dB

over Temperature

80

dB

OUTPUT

Voltage Output Swing from Rail

18

25

mV

over Temperature

25

mV

100

125

mV

over Temperature

125

mV

Short-Circuit Current

See Typical Characteristics

Capacitive Load Drive

See Typical Characteristics

Open-Loop Output Impedance

220

Ω

FREQUENCY RESPONSE

Gain-Bandwidth Product

GBW

6.5

MHz

Slew Rate

SR

G = +1

5

V/

µs

Settling Time, 0.1%

1

µs

0.01%

1.5

µs

Overload Recovery Time

0.3

µs

Total Harmonic Distortion + Noise

THD+N

0.0013

%

ENABLE/SHUTDOWN

3

µs

12

µs

V−

(V−) + 0.8

V

(V−) + 2

V+

V

Input Bias Current of Enable Pin

0.2

µA

< 0.5

1

µA