2

®

INA157

SPECIFICATIONS: VS = ±15V

At TA = +25°C, VS = ±15V, RL = 2kΩ connected to ground, and reference pin connected to ground, unless otherwise noted.

The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes

no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change

without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant

any BURR-BROWN product for use in life support devices and/or systems.

INA157U

INA157UA

PARAMETER

CONDITIONS

MIN

TYP

MAX

MIN

TYP

MAX

UNITS

OFFSET VOLTAGE(1)

RTO

Initial(1)

±100

±500

V

±1000

µV

vs Temperature

±2

±20

VV

µV/°C

vs Power Supply

VS = ±4V to ±18V

±5

±60

VV

µV/V

vs Time

0.25

V

µV/mo

INPUT IMPEDANCE(2)

Differential

24

V

k

Ω

Common-Mode

18

V

k

Ω

INPUT VOLTAGE RANGE

Common-Mode Voltage Range

Positive

VO = 0V

3(V+)–7.5

3(V+)–6

VV

V

Negative

VO = 0V

3(V–)+7.5

3(V–)+3

VV

V

Common-Mode Rejection Ratio

VCM = –37.5V to 37.5V, RS = 0Ω

86

96

80

V

dB

OUTPUT VOLTAGE NOISE(3)

RTO

f = 0.1Hz to 10Hz

1.3

V

µVp-p

f = 1kHz

26

V

nV/

√Hz

GAIN

Initial

0.5

V

V/V

Error

VO = –10V to +10V

±0.01

±0.05

V

±0.1

%

vs Temperature

±1

±10

VV

ppm/

°C

Nonlinearity

VO = –10V to +10V

±0.0001

±0.001

V

±0.002

% of FS

OUTPUT

Voltage, Positive

(V+)–2

(V+)–1.8

VV

V

Negative

(V–)+2

(V–)+1.6

VV

V

Current Limit, Continuous to Common

±60

V

mA

Capacitive Load (stable operation)

500

V

pF

FREQUENCY RESPONSE

Small-Signal Bandwidth

–3dB

4

V

MHz

Slew Rate

14

V

V/

µs

Settling Time: 0.1%

10V Step, CL = 100pF

2

V

µs

0.01%

10V Step, CL = 100pF

3

V

µs

Overload Recovery Time

50% Overdrive

3

V

µs

POWER SUPPLY

Rated Voltage

±15

V

V

Operating Voltage Range

±4

±18

VV

V

Quiescent Current

IO = 0mA

±2.4

±2.9

VV

mA

TEMPERATURE RANGE

Specified

–40

+85

VV

°C

Operation

–55

+125

VV

°C

Storage

–55

+125

VV

°C

Thermal Resistance,

Θ

JA

SO-8 Surface-Mount

150

V

°C/W

VSpecifications the same as INA157U.

NOTES: (1) Includes effects of amplifier’s input bias and offset currents. (2) Internal resistors are ratio matched but have

±20% absolute value. (3) Includes effects

of amplifier’s input current noise and thermal noise contribution of resistor network.