OP490GPZ datasheet(3/16 Pages) AD

3 / 16 page

OP490

Rev. E | Page 3 of 16

SPECIFICATIONS

ELECTRICAL CHARACTERISTICS

@ VS = ±1.5 V to ±15 V, TA = 25°C, unless otherwise noted.

Table 1.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Input Offset Voltage

VOS

0.6

1.0

Input Offset Current

IOS

VCM = 0 V

0.4

Input Bias Current

VCM = 0 V

4.2

Large Signal Voltage Gain

AVO

VS = ±15 V, VO = ±10 V

RL = 100 kΩ

400

800

V/mV

RL = 10 kΩ

200

400

V/mV

RL = 2 kΩ

100

200

V/mV

V+ = 5 V, V− = 0 V, 1 V < VO < 4 V

RL = 100 kΩ

100

250

V/mV

RL = 10 kΩ

140

V/mV

Input Voltage Range1

IVR

V+ = 5 V, V− = 0 V

Common-Mode Rejection Ratio

CMRR

V+ = 5 V, V− = 0 V, 0 V < VCM < 4 V

100

VS = ±15 V, −15 V < VCM < +13.5 V

120

Input Resistance Differential Mode

RIN

VS = ±15 V

MΩ

Input Resistance Common-Mode

RINCM

VS = ±15 V

GΩ

OUTPUT CHARACTERISTICS

Output Voltage Swing

VO L

VS = ±15 V, RL = 10 kΩ

±13.5

±14.2

VS = ±15 V, RL = 2 kΩ

±10.5

±11.5

Output Voltage High

VOH

V+ = 5 V, V− = 0 V, RL = 2 kΩ

4.0

4.2

Output Voltage Low

VOL

V+ = 5 V, V− = 0 V, RL = 10 kΩ

100

500

μV

Capacitive Load Stability

AV = 1

650

DYNAMIC PERFORMANCE

Slew Rate

VS = ±15 V

V/ms

Channel Separation2

fO = 10 Hz, VO = 20 V p-p, VS = ±15 V

120

150

Gain Bandwidth Product

GBWP

AV = 1

kHz

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

3.2

μV/V

Supply Current (All Amplifiers)

ISY

VS = ±1.5 V, no load

μA

VS = ±15 V, no load

μA

NOISE PERFORMANCE

Voltage Noise

en p-p

fO = 0.1 Hz to 10 Hz, VS = ±15 V

μV p-p

Voltage Noise Density

f = 1 kHz

nV/√Hz

Current Noise Density

f = 1 kHz

0.07

pA/√Hz

1 Guaranteed by CMRR test.

2 Guaranteed but not 100% tested.

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