2

®

OPA4243

SPECIFICATIONS: VS = +2.6V to +36V

Boldface limits apply over the specified temperature range, TA = –40°C to +85°C

At TA = +25°C, RL = 20kΩ connected to ground, unless otherwise noted.

OPA4243EA

PARAMETER

CONDITIONS

MIN

TYP(1)

MAX

UNITS

OFFSET VOLTAGE

Input Offset Voltage

VOS

VS = ±7.5V, VCM = 0

±2

±5mV

Over Temperature

±6

mV

vs Temperature

dVOS/dT

TA = –40°C to +85°C

±2.5

µV/°C

vs Power Supply

PSRR

VS = +2.6V to +36V

2.5

100

µV/V

Over Temperature

VS = +2.6V to +36V

100

µV/V

Channel Separation

140

dB

INPUT BIAS CURRENT

Input Bias Current

IR

VCM = VS/2

–10

–25

nA

Input Offset Current

IOS

VCM = VS/2

±1

±10

nA

NOISE

Input Noise Voltage, f = 0.1 to 10Hz

0.4

µVp-p

Input Noise Voltage Density, f = 1kHz

en

22

nV/

√Hz

Current Noise Density, f = 1kHz

in

40

fA/

√Hz

INPUT VOLTAGE RANGE

Common-Mode Voltage Range

VCM

0

(V+) – 0.9

V

Common-Mode Rejection

CMRR

VS = ±18V, VCM = –18V to +17.1V

82

104

dB

Over Temperature

VS = ±18V, VCM = –18V to +17.1V

82

dB

INPUT IMPEDANCE

Differential

106 || 2

Ω || pF

Common-Mode

109 || 2

Ω || pF

OPEN-LOOP GAIN

Open-Loop Voltage Gain

AOL

VO = 0.5V to (V+) – 0.9

86

104

dB

Over Temperature

VO = 0.5V to (V+) – 0.9

86

dB

FREQUENCY RESPONSE

Gain-Bandwidth Product

GBW

430

kHz

Slew Rate

SR

G = 1

–0.1,

±0.16

V/

µs

Setting Time, 0.01%

10V Step

150

µs

Overload Recovery Time

VIN • Gain = VS

8

µs

OUTPUT

Voltage Output, Positive

VO

AOL ≥ 80dB, RL = 20kΩ to VS/2

(V+) – 0.9

(V+) – 0.75

V

Over Temperature

AOL ≥ 80dB, RL = 20kΩ to VS/2

(V+) – 0.9

(V+) – 0.75

V

Voltage Output, Negative

AOL ≥ 80dB, RL = 20kΩ to VS/2

0.5

0.2

V

Over Temperature

AOL ≥ 80dB, RL = 20kΩ to VS/2

0.5

0.2

V

Voltage Output, Positive

AOL ≥ 80dB, RL = 20kΩ to Ground

(V+) – 0.75

V

Over Temperature

AOL ≥ 80dB, RL = 20kΩ to Ground

(V+) – 0.75

V

Voltage Output, Negative

AOL ≥ 80dB, RL = 20kΩ to Ground

0.1

V

Over Temperature

AOL ≥ 80dB, RL = 20kΩ to Ground

0.1

V

Short-Circuit Current

ISC

–25, +12

mA

Capacitive Load Drive

CLOAD

See Typical Curve

POWER SUPPLY

Specified Voltage Range

VS

Over Temperature

+2.6

+36

V

Minimum Operating Voltage

+2.2

V

Quiescent Current

IO

IO = 0

45

60

µA

Over Temperature

IO = 0

70

µA

TEMPERATURE RANGE

Specified Range

–40

85

°C

Operating Range

–55

125

°C

Storage Range

–65

150

°C

Thermal Resistance

θ

JA

TSSOP-14 Surface Mount

100

°C/W

NOTE: (1) VS = +15V.