OP490GPZ datasheet(4/16 Pages) AD

4 / 16 page

OP490

Rev. E | Page 4 of 16

@ VS = ±1.5 V to ±15 V, −40°C ≤ TA ≤ +85°C

Table 2.

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

INPUT CHARACTERISTICS

Input Offset Voltage

VOS

0.8

1.5

Average Input Offset Voltage Drift

TCVOS

VS = ±15 V

μV/°C

Input Offset Current

IOS

VCM = 0 V

1.3

Input Bias Current

VCM = 0 V

4.4

Large Signal Voltage Gain

AVO

VS = ±15 V, VO = ±10 V

RL = 100 kΩ

300

600

V/mV

RL = 10 kΩ

150

250

V/mV

RL = 2 kΩ

125

V/mV

V+ = 5 V, V− = 0 V, 1 V < VO < 4 V

RL = 100 kΩ

160

V/mV

RL = 10 kΩ

V/mV

Input Voltage Range1

IVR

V+ = 5 V, V− = 0 V

0.3

−15

+13.5

Common-Mode Rejection Ratio

CMRR

V+ = 5 V, V− = 0 V, 0 V < VCM < 3.5 V

100

VS = ±15 V, −15 V < VCM < +13.5 V

110

OUTPUT CHARACTERISTICS

Output Voltage Swing

VS = ±15 V

±13

±14

RL = 2 kΩ

±10

±11

Output Voltage High

VOH

V+ = 5 V, V− = 0 V, RL = 2 kΩ

3.9

4.1

Output Voltage Low

VOL

V+ = 5 V, V− = 0 V, RL = 10 kΩ

100

500

μV

POWER SUPPLY

Power Supply Rejection Ratio

PSRR

5.6

17.8

μV/V

Supply Current (All Amplifiers)

ISY

VS = ±1.5 V, no load

100

VS = ±15 V, no load

120

1 Guaranteed by CMRR test.

V–

–IN

V+

OUTPUT

+IN

Figure 3. Simplified Schematic

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